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12	<title>Diff: draft-ietf-httpbis-p2-semantics-01.txt - draft-ietf-httpbis-p2-semantics-02.txt</title>
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42	<tr bgcolor="orange"><th></th><th> draft-ietf-httpbis-p2-semantics-01.txt </th><th> </th><th> draft-ietf-httpbis-p2-semantics-02.txt </th><th></th></tr>
43	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
44	<tr><td class="lineno" valign="top"></td><td class="left">Network Working Group R. Fielding, Ed.</td><td> </td><td class="right">Network Working Group R. Fielding, Ed.</td><td class="lineno" valign="top"></td></tr>
45	<tr><td class="lineno" valign="top"></td><td class="left">Internet-Draft Day Software</td><td> </td><td class="right">Internet-Draft Day Software</td><td class="lineno" valign="top"></td></tr>
46	<tr><td class="lineno" valign="top"></td><td class="left">Obsoletes: 2616 (if approved) J. Gettys</td><td> </td><td class="right">Obsoletes: 2616 (if approved) J. Gettys</td><td class="lineno" valign="top"></td></tr>
47	<tr><td class="lineno" valign="top"></td><td class="left">Intended status: Standards Track One Laptop per Child</td><td> </td><td class="right">Intended status: Standards Track One Laptop per Child</td><td class="lineno" valign="top"></td></tr>
48	<tr><td><a name="diff0001" /></td></tr>
49	<tr><td class="lineno" valign="top"></td><td class="lblock">Expires: <span class="delete">July 15, 2008 </span> J. Mogul</td><td> </td><td class="rblock">Expires: <span class="insert">August 27, 2008</span> J. Mogul</td><td class="lineno" valign="top"></td></tr>
50	<tr><td class="lineno" valign="top"></td><td class="left"> HP</td><td> </td><td class="right"> HP</td><td class="lineno" valign="top"></td></tr>
51	<tr><td class="lineno" valign="top"></td><td class="left"> H. Frystyk</td><td> </td><td class="right"> H. Frystyk</td><td class="lineno" valign="top"></td></tr>
52	<tr><td class="lineno" valign="top"></td><td class="left"> Microsoft</td><td> </td><td class="right"> Microsoft</td><td class="lineno" valign="top"></td></tr>
53	<tr><td class="lineno" valign="top"></td><td class="left"> L. Masinter</td><td> </td><td class="right"> L. Masinter</td><td class="lineno" valign="top"></td></tr>
54	<tr><td class="lineno" valign="top"></td><td class="left"> Adobe Systems</td><td> </td><td class="right"> Adobe Systems</td><td class="lineno" valign="top"></td></tr>
55	<tr><td class="lineno" valign="top"></td><td class="left"> P. Leach</td><td> </td><td class="right"> P. Leach</td><td class="lineno" valign="top"></td></tr>
56	<tr><td class="lineno" valign="top"></td><td class="left"> Microsoft</td><td> </td><td class="right"> Microsoft</td><td class="lineno" valign="top"></td></tr>
57	<tr><td class="lineno" valign="top"></td><td class="left"> T. Berners-Lee</td><td> </td><td class="right"> T. Berners-Lee</td><td class="lineno" valign="top"></td></tr>
58	<tr><td class="lineno" valign="top"></td><td class="left"> W3C/MIT</td><td> </td><td class="right"> W3C/MIT</td><td class="lineno" valign="top"></td></tr>
59	<tr><td class="lineno" valign="top"></td><td class="left"> Y. Lafon, Ed.</td><td> </td><td class="right"> Y. Lafon, Ed.</td><td class="lineno" valign="top"></td></tr>
60	<tr><td class="lineno" valign="top"></td><td class="left"> W3C</td><td> </td><td class="right"> W3C</td><td class="lineno" valign="top"></td></tr>
61	<tr><td class="lineno" valign="top"></td><td class="left"> J. Reschke, Ed.</td><td> </td><td class="right"> J. Reschke, Ed.</td><td class="lineno" valign="top"></td></tr>
62	<tr><td class="lineno" valign="top"></td><td class="left"> greenbytes</td><td> </td><td class="right"> greenbytes</td><td class="lineno" valign="top"></td></tr>
63	<tr><td><a name="diff0002" /></td></tr>
64	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete"> January 12</span>, 2008</td><td> </td><td class="rblock"> <span class="insert">February 24</span>, 2008</td><td class="lineno" valign="top"></td></tr>
65	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
66	<tr><td class="lineno" valign="top"></td><td class="left"> HTTP/1.1, part 2: Message Semantics</td><td> </td><td class="right"> HTTP/1.1, part 2: Message Semantics</td><td class="lineno" valign="top"></td></tr>
67	<tr><td><a name="diff0003" /></td></tr>
68	<tr><td class="lineno" valign="top"></td><td class="lblock"> draft-ietf-httpbis-p2-semantics-0<span class="delete">1</span></td><td> </td><td class="rblock"> draft-ietf-httpbis-p2-semantics-0<span class="insert">2</span></td><td class="lineno" valign="top"></td></tr>
69	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
70	<tr><td class="lineno" valign="top"></td><td class="left">Status of this Memo</td><td> </td><td class="right">Status of this Memo</td><td class="lineno" valign="top"></td></tr>
71	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
72	<tr><td class="lineno" valign="top"></td><td class="left"> By submitting this Internet-Draft, each author represents that any</td><td> </td><td class="right"> By submitting this Internet-Draft, each author represents that any</td><td class="lineno" valign="top"></td></tr>
73	<tr><td class="lineno" valign="top"></td><td class="left"> applicable patent or other IPR claims of which he or she is aware</td><td> </td><td class="right"> applicable patent or other IPR claims of which he or she is aware</td><td class="lineno" valign="top"></td></tr>
74	<tr><td class="lineno" valign="top"></td><td class="left"> have been or will be disclosed, and any of which he or she becomes</td><td> </td><td class="right"> have been or will be disclosed, and any of which he or she becomes</td><td class="lineno" valign="top"></td></tr>
75	<tr><td class="lineno" valign="top"></td><td class="left"> aware will be disclosed, in accordance with Section 6 of BCP 79.</td><td> </td><td class="right"> aware will be disclosed, in accordance with Section 6 of BCP 79.</td><td class="lineno" valign="top"></td></tr>
76	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
77	<tr><td class="lineno" valign="top"></td><td class="left"> Internet-Drafts are working documents of the Internet Engineering</td><td> </td><td class="right"> Internet-Drafts are working documents of the Internet Engineering</td><td class="lineno" valign="top"></td></tr>
78	<tr><td class="lineno" valign="top"></td><td class="left"> Task Force (IETF), its areas, and its working groups. Note that</td><td> </td><td class="right"> Task Force (IETF), its areas, and its working groups. Note that</td><td class="lineno" valign="top"></td></tr>
79	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
80	<tr bgcolor="gray" ><td></td><th><a name="part-l2" /><small>skipping to change at</small><em> page 1, line 49</em></th><th> </th><th><a name="part-r2" /><small>skipping to change at</small><em> page 1, line 49</em></th><td></td></tr>
81	<tr><td class="lineno" valign="top"></td><td class="left"> and may be updated, replaced, or obsoleted by other documents at any</td><td> </td><td class="right"> and may be updated, replaced, or obsoleted by other documents at any</td><td class="lineno" valign="top"></td></tr>
82	<tr><td class="lineno" valign="top"></td><td class="left"> time. It is inappropriate to use Internet-Drafts as reference</td><td> </td><td class="right"> time. It is inappropriate to use Internet-Drafts as reference</td><td class="lineno" valign="top"></td></tr>
83	<tr><td class="lineno" valign="top"></td><td class="left"> material or to cite them other than as "work in progress."</td><td> </td><td class="right"> material or to cite them other than as "work in progress."</td><td class="lineno" valign="top"></td></tr>
84	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
85	<tr><td class="lineno" valign="top"></td><td class="left"> The list of current Internet-Drafts can be accessed at</td><td> </td><td class="right"> The list of current Internet-Drafts can be accessed at</td><td class="lineno" valign="top"></td></tr>
86	<tr><td class="lineno" valign="top"></td><td class="left"> http://www.ietf.org/ietf/1id-abstracts.txt.</td><td> </td><td class="right"> http://www.ietf.org/ietf/1id-abstracts.txt.</td><td class="lineno" valign="top"></td></tr>
87	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
88	<tr><td class="lineno" valign="top"></td><td class="left"> The list of Internet-Draft Shadow Directories can be accessed at</td><td> </td><td class="right"> The list of Internet-Draft Shadow Directories can be accessed at</td><td class="lineno" valign="top"></td></tr>
89	<tr><td class="lineno" valign="top"></td><td class="left"> http://www.ietf.org/shadow.html.</td><td> </td><td class="right"> http://www.ietf.org/shadow.html.</td><td class="lineno" valign="top"></td></tr>
90	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
91	<tr><td><a name="diff0004" /></td></tr>
92	<tr><td class="lineno" valign="top"></td><td class="lblock"> This Internet-Draft will expire on <span class="delete">July 15</span>, 2008.</td><td> </td><td class="rblock"> This Internet-Draft will expire on <span class="insert">August 27</span>, 2008.</td><td class="lineno" valign="top"></td></tr>
93	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
94	<tr><td class="lineno" valign="top"></td><td class="left">Copyright Notice</td><td> </td><td class="right">Copyright Notice</td><td class="lineno" valign="top"></td></tr>
95	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
96	<tr><td class="lineno" valign="top"></td><td class="left"> Copyright (C) The IETF Trust (2008).</td><td> </td><td class="right"> Copyright (C) The IETF Trust (2008).</td><td class="lineno" valign="top"></td></tr>
97	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
98	<tr><td class="lineno" valign="top"></td><td class="left">Abstract</td><td> </td><td class="right">Abstract</td><td class="lineno" valign="top"></td></tr>
99	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
100	<tr><td class="lineno" valign="top"></td><td class="left"> The Hypertext Transfer Protocol (HTTP) is an application-level</td><td> </td><td class="right"> The Hypertext Transfer Protocol (HTTP) is an application-level</td><td class="lineno" valign="top"></td></tr>
101	<tr><td class="lineno" valign="top"></td><td class="left"> protocol for distributed, collaborative, hypermedia information</td><td> </td><td class="right"> protocol for distributed, collaborative, hypermedia information</td><td class="lineno" valign="top"></td></tr>
102	<tr><td class="lineno" valign="top"></td><td class="left"> systems. HTTP has been in use by the World Wide Web global</td><td> </td><td class="right"> systems. HTTP has been in use by the World Wide Web global</td><td class="lineno" valign="top"></td></tr>
103	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
104	<tr bgcolor="gray" ><td></td><th><a name="part-l3" /><small>skipping to change at</small><em> page 3, line 9</em></th><th> </th><th><a name="part-r3" /><small>skipping to change at</small><em> page 3, line 9</em></th><td></td></tr>
105	<tr><td class="lineno" valign="top"></td><td class="left"> This draft incorporates those issue resolutions that were either</td><td> </td><td class="right"> This draft incorporates those issue resolutions that were either</td><td class="lineno" valign="top"></td></tr>
106	<tr><td class="lineno" valign="top"></td><td class="left"> collected in the original RFC2616 errata list</td><td> </td><td class="right"> collected in the original RFC2616 errata list</td><td class="lineno" valign="top"></td></tr>
107	<tr><td class="lineno" valign="top"></td><td class="left"> (<http://purl.org/NET/http-errata>), or which were agreed upon on the</td><td> </td><td class="right"> (<http://purl.org/NET/http-errata>), or which were agreed upon on the</td><td class="lineno" valign="top"></td></tr>
108	<tr><td class="lineno" valign="top"></td><td class="left"> mailing list between October 2006 and November 2007 (as published in</td><td> </td><td class="right"> mailing list between October 2006 and November 2007 (as published in</td><td class="lineno" valign="top"></td></tr>
109	<tr><td class="lineno" valign="top"></td><td class="left"> "draft-lafon-rfc2616bis-03").</td><td> </td><td class="right"> "draft-lafon-rfc2616bis-03").</td><td class="lineno" valign="top"></td></tr>
110	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
111	<tr><td class="lineno" valign="top"></td><td class="left">Table of Contents</td><td> </td><td class="right">Table of Contents</td><td class="lineno" valign="top"></td></tr>
112	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
113	<tr><td class="lineno" valign="top"></td><td class="left"> 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 6</td><td> </td><td class="right"> 1. Introduction . . . . . . . . . . . . . . . . . . . . . . . . . 6</td><td class="lineno" valign="top"></td></tr>
114	<tr><td class="lineno" valign="top"></td><td class="left"> 1.1. Requirements . . . . . . . . . . . . . . . . . . . . . . . 6</td><td> </td><td class="right"> 1.1. Requirements . . . . . . . . . . . . . . . . . . . . . . . 6</td><td class="lineno" valign="top"></td></tr>
115	<tr><td><a name="diff0005" /></td></tr>
116	<tr><td class="lineno" valign="top"></td><td class="lblock"> 2. <span class="delete">Product Tokens . . . . . . . . . . . . . .</span> . . . . . . . . . . 6</td><td> </td><td class="rblock"> 2. <span class="insert">Notational Conventions and Generic Grammar</span> . . . . . . . . . . 6</td><td class="lineno" valign="top"></td></tr>
117	<tr><td class="lineno" valign="top"></td><td class="lblock"> 3. Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">7</span></td><td> </td><td class="rblock"> 3. Method . . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">8</span></td><td class="lineno" valign="top"></td></tr>
118	<tr><td class="lineno" valign="top"></td><td class="lblock"> 4. Request Header Fields . . . . . . . . . . . . . . . . . . . . <span class="delete">7</span></td><td> </td><td class="rblock"> 4. Request Header Fields . . . . . . . . . . . . . . . . . . . . <span class="insert">8</span></td><td class="lineno" valign="top"></td></tr>
119	<tr><td class="lineno" valign="top"></td><td class="lblock"> 5. Status Code and Reason Phrase . . . . . . . . . . . . . . . . <span class="delete">8</span></td><td> </td><td class="rblock"> 5. Status Code and Reason Phrase . . . . . . . . . . . . . . . . <span class="insert">9</span></td><td class="lineno" valign="top"></td></tr>
120	<tr><td class="lineno" valign="top"></td><td class="lblock"> 6. Response Header Fields . . . . . . . . . . . . . . . . . . . . <span class="delete">10</span></td><td> </td><td class="rblock"> 6. Response Header Fields . . . . . . . . . . . . . . . . . . . . <span class="insert">11</span></td><td class="lineno" valign="top"></td></tr>
121	<tr><td class="lineno" valign="top"></td><td class="lblock"> 7. Entity . . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">10</span></td><td> </td><td class="rblock"> 7. Entity . . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">11</span></td><td class="lineno" valign="top"></td></tr>
122	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8. Method Definitions . . . . . . . . . . . . . . . . . . . . . . <span class="delete">11</span></td><td> </td><td class="rblock"> 8. Method Definitions . . . . . . . . . . . . . . . . . . . . . . <span class="insert">12</span></td><td class="lineno" valign="top"></td></tr>
123	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.1. Safe and Idempotent Methods . . . . . . . . . . . . . . . <span class="delete">11</span></td><td> </td><td class="rblock"> 8.1. Safe and Idempotent Methods . . . . . . . . . . . . . . . <span class="insert">12</span></td><td class="lineno" valign="top"></td></tr>
124	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.1.1. Safe Methods . . . . . . . . . . . . . . . . . . . . . <span class="delete">11</span></td><td> </td><td class="rblock"> 8.1.1. Safe Methods . . . . . . . . . . . . . . . . . . . . . <span class="insert">12</span></td><td class="lineno" valign="top"></td></tr>
125	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.1.2. Idempotent Methods . . . . . . . . . . . . . . . . . . <span class="delete">11</span></td><td> </td><td class="rblock"> 8.1.2. Idempotent Methods . . . . . . . . . . . . . . . . . . <span class="insert">12</span></td><td class="lineno" valign="top"></td></tr>
126	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.2. OPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">12</span></td><td> </td><td class="rblock"> 8.2. OPTIONS . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">13</span></td><td class="lineno" valign="top"></td></tr>
127	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.3. GET . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">13</span></td><td> </td><td class="rblock"> 8.3. GET . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">14</span></td><td class="lineno" valign="top"></td></tr>
128	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.4. HEAD . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">13</span></td><td> </td><td class="rblock"> 8.4. HEAD . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">14</span></td><td class="lineno" valign="top"></td></tr>
129	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.5. POST . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">14</span></td><td> </td><td class="rblock"> 8.5. POST . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">15</span></td><td class="lineno" valign="top"></td></tr>
130	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.6. PUT . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">15</span></td><td> </td><td class="rblock"> 8.6. PUT . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">16</span></td><td class="lineno" valign="top"></td></tr>
131	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.7. DELETE . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">16</span></td><td> </td><td class="rblock"> 8.7. DELETE . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">17</span></td><td class="lineno" valign="top"></td></tr>
132	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.8. TRACE . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">16</span></td><td> </td><td class="rblock"> 8.8. TRACE . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">17</span></td><td class="lineno" valign="top"></td></tr>
133	<tr><td class="lineno" valign="top"></td><td class="lblock"> 8.9. CONNECT . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">17</span></td><td> </td><td class="rblock"> 8.9. CONNECT . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
134	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9. Status Code Definitions . . . . . . . . . . . . . . . . . . . <span class="delete">17</span></td><td> </td><td class="rblock"> 9. Status Code Definitions . . . . . . . . . . . . . . . . . . . <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
135	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.1. Informational 1xx . . . . . . . . . . . . . . . . . . . . <span class="delete">17</span></td><td> </td><td class="rblock"> 9.1. Informational 1xx . . . . . . . . . . . . . . . . . . . . <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
136	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.1.1. 100 Continue . . . . . . . . . . . . . . . . . . . . . <span class="delete">17</span></td><td> </td><td class="rblock"> 9.1.1. 100 Continue . . . . . . . . . . . . . . . . . . . . . <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
137	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.1.2. 101 Switching Protocols . . . . . . . . . . . . . . . <span class="delete">18</span></td><td> </td><td class="rblock"> 9.1.2. 101 Switching Protocols . . . . . . . . . . . . . . . <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
138	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.2. Successful 2xx . . . . . . . . . . . . . . . . . . . . . . <span class="delete">18</span></td><td> </td><td class="rblock"> 9.2. Successful 2xx . . . . . . . . . . . . . . . . . . . . . . <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
139	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.2.1. 200 OK . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">18</span></td><td> </td><td class="rblock"> 9.2.1. 200 OK . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
140	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.2.2. 201 Created . . . . . . . . . . . . . . . . . . . . . <span class="delete">18</span></td><td> </td><td class="rblock"> 9.2.2. 201 Created . . . . . . . . . . . . . . . . . . . . . <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
141	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.2.3. 202 Accepted . . . . . . . . . . . . . . . . . . . . . <span class="delete">19</span></td><td> </td><td class="rblock"> 9.2.3. 202 Accepted . . . . . . . . . . . . . . . . . . . . . <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
142	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.2.4. 203 Non-Authoritative Information . . . . . . . . . . <span class="delete">19</span></td><td> </td><td class="rblock"> 9.2.4. 203 Non-Authoritative Information . . . . . . . . . . <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
143	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.2.5. 204 No Content . . . . . . . . . . . . . . . . . . . . <span class="delete">19</span></td><td> </td><td class="rblock"> 9.2.5. 204 No Content . . . . . . . . . . . . . . . . . . . . <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
144	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.2.6. 205 Reset Content . . . . . . . . . . . . . . . . . . <span class="delete">20</span></td><td> </td><td class="rblock"> 9.2.6. 205 Reset Content . . . . . . . . . . . . . . . . . . <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
145	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.2.7. 206 Partial Content . . . . . . . . . . . . . . . . . <span class="delete">20</span></td><td> </td><td class="rblock"> 9.2.7. 206 Partial Content . . . . . . . . . . . . . . . . . <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
146	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3. Redirection 3xx . . . . . . . . . . . . . . . . . . . . . <span class="delete">20</span></td><td> </td><td class="rblock"> 9.3. Redirection 3xx . . . . . . . . . . . . . . . . . . . . . <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
147	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3.1. 300 Multiple Choices . . . . . . . . . . . . . . . . . <span class="delete">20</span></td><td> </td><td class="rblock"> 9.3.1. 300 Multiple Choices . . . . . . . . . . . . . . . . . <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
148	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3.2. 301 Moved Permanently . . . . . . . . . . . . . . . . <span class="delete">21</span></td><td> </td><td class="rblock"> 9.3.2. 301 Moved Permanently . . . . . . . . . . . . . . . . <span class="insert">22</span></td><td class="lineno" valign="top"></td></tr>
149	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3.3. 302 Found . . . . . . . . . . . . . . . . . . . . . . <span class="delete">21</span></td><td> </td><td class="rblock"> 9.3.3. 302 Found . . . . . . . . . . . . . . . . . . . . . . <span class="insert">22</span></td><td class="lineno" valign="top"></td></tr>
150	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3.4. 303 See Other . . . . . . . . . . . . . . . . . . . . <span class="delete">22</span></td><td> </td><td class="rblock"> 9.3.4. 303 See Other . . . . . . . . . . . . . . . . . . . . <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
151	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3.5. 304 Not Modified . . . . . . . . . . . . . . . . . . . <span class="delete">22</span></td><td> </td><td class="rblock"> 9.3.5. 304 Not Modified . . . . . . . . . . . . . . . . . . . <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
152	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3.6. 305 Use Proxy . . . . . . . . . . . . . . . . . . . . <span class="delete">22</span></td><td> </td><td class="rblock"> 9.3.6. 305 Use Proxy . . . . . . . . . . . . . . . . . . . . <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
153	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3.7. 306 (Unused) . . . . . . . . . . . . . . . . . . . . . <span class="delete">23</span></td><td> </td><td class="rblock"> 9.3.7. 306 (Unused) . . . . . . . . . . . . . . . . . . . . . <span class="insert">24</span></td><td class="lineno" valign="top"></td></tr>
154	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.3.8. 307 Temporary Redirect . . . . . . . . . . . . . . . . <span class="delete">23</span></td><td> </td><td class="rblock"> 9.3.8. 307 Temporary Redirect . . . . . . . . . . . . . . . . <span class="insert">24</span></td><td class="lineno" valign="top"></td></tr>
155	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4. Client Error 4xx . . . . . . . . . . . . . . . . . . . . . <span class="delete">23</span></td><td> </td><td class="rblock"> 9.4. Client Error 4xx . . . . . . . . . . . . . . . . . . . . . <span class="insert">24</span></td><td class="lineno" valign="top"></td></tr>
156	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.1. 400 Bad Request . . . . . . . . . . . . . . . . . . . <span class="delete">24</span></td><td> </td><td class="rblock"> 9.4.1. 400 Bad Request . . . . . . . . . . . . . . . . . . . <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
157	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.2. 401 Unauthorized . . . . . . . . . . . . . . . . . . . <span class="delete">24</span></td><td> </td><td class="rblock"> 9.4.2. 401 Unauthorized . . . . . . . . . . . . . . . . . . . <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
158	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.3. 402 Payment Required . . . . . . . . . . . . . . . . . <span class="delete">24</span></td><td> </td><td class="rblock"> 9.4.3. 402 Payment Required . . . . . . . . . . . . . . . . . <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
159	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.4. 403 Forbidden . . . . . . . . . . . . . . . . . . . . <span class="delete">24</span></td><td> </td><td class="rblock"> 9.4.4. 403 Forbidden . . . . . . . . . . . . . . . . . . . . <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
160	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.5. 404 Not Found . . . . . . . . . . . . . . . . . . . . <span class="delete">24</span></td><td> </td><td class="rblock"> 9.4.5. 404 Not Found . . . . . . . . . . . . . . . . . . . . <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
161	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.6. 405 Method Not Allowed . . . . . . . . . . . . . . . . <span class="delete">24</span></td><td> </td><td class="rblock"> 9.4.6. 405 Method Not Allowed . . . . . . . . . . . . . . . . <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
162	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.7. 406 Not Acceptable . . . . . . . . . . . . . . . . . . <span class="delete">24</span></td><td> </td><td class="rblock"> 9.4.7. 406 Not Acceptable . . . . . . . . . . . . . . . . . . <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
163	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.8. 407 Proxy Authentication Required . . . . . . . . . . <span class="delete">25</span></td><td> </td><td class="rblock"> 9.4.8. 407 Proxy Authentication Required . . . . . . . . . . <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
164	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.9. 408 Request Timeout . . . . . . . . . . . . . . . . . <span class="delete">25</span></td><td> </td><td class="rblock"> 9.4.9. 408 Request Timeout . . . . . . . . . . . . . . . . . <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
165	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.10. 409 Conflict . . . . . . . . . . . . . . . . . . . . . <span class="delete">25</span></td><td> </td><td class="rblock"> 9.4.10. 409 Conflict . . . . . . . . . . . . . . . . . . . . . <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
166	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.11. 410 Gone . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">26</span></td><td> </td><td class="rblock"> 9.4.11. 410 Gone . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
167	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.12. 411 Length Required . . . . . . . . . . . . . . . . . <span class="delete">26</span></td><td> </td><td class="rblock"> 9.4.12. 411 Length Required . . . . . . . . . . . . . . . . . <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
168	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.13. 412 Precondition Failed . . . . . . . . . . . . . . . <span class="delete">26</span></td><td> </td><td class="rblock"> 9.4.13. 412 Precondition Failed . . . . . . . . . . . . . . . <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
169	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.14. 413 Request Entity Too Large . . . . . . . . . . . . . <span class="delete">26</span></td><td> </td><td class="rblock"> 9.4.14. 413 Request Entity Too Large . . . . . . . . . . . . . <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
170	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.15. 414 Request-URI Too Long . . . . . . . . . . . . . . . <span class="delete">27</span></td><td> </td><td class="rblock"> 9.4.15. 414 Request-URI Too Long . . . . . . . . . . . . . . . <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
171	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.16. 415 Unsupported Media Type . . . . . . . . . . . . . . <span class="delete">27</span></td><td> </td><td class="rblock"> 9.4.16. 415 Unsupported Media Type . . . . . . . . . . . . . . <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
172	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.17. 416 Requested Range Not Satisfiable . . . . . . . . . <span class="delete">27</span></td><td> </td><td class="rblock"> 9.4.17. 416 Requested Range Not Satisfiable . . . . . . . . . <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
173	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.4.18. 417 Expectation Failed . . . . . . . . . . . . . . . . <span class="delete">27</span></td><td> </td><td class="rblock"> 9.4.18. 417 Expectation Failed . . . . . . . . . . . . . . . . <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
174	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.5. Server Error 5xx . . . . . . . . . . . . . . . . . . . . . <span class="delete">27</span></td><td> </td><td class="rblock"> 9.5. Server Error 5xx . . . . . . . . . . . . . . . . . . . . . <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
175	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.5.1. 500 Internal Server Error . . . . . . . . . . . . . . <span class="delete">27</span></td><td> </td><td class="rblock"> 9.5.1. 500 Internal Server Error . . . . . . . . . . . . . . <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
176	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.5.2. 501 Not Implemented . . . . . . . . . . . . . . . . . <span class="delete">28</span></td><td> </td><td class="rblock"> 9.5.2. 501 Not Implemented . . . . . . . . . . . . . . . . . <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
177	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.5.3. 502 Bad Gateway . . . . . . . . . . . . . . . . . . . <span class="delete">28</span></td><td> </td><td class="rblock"> 9.5.3. 502 Bad Gateway . . . . . . . . . . . . . . . . . . . <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
178	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.5.4. 503 Service Unavailable . . . . . . . . . . . . . . . <span class="delete">28</span></td><td> </td><td class="rblock"> 9.5.4. 503 Service Unavailable . . . . . . . . . . . . . . . <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
179	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.5.5. 504 Gateway Timeout . . . . . . . . . . . . . . . . . <span class="delete">28</span></td><td> </td><td class="rblock"> 9.5.5. 504 Gateway Timeout . . . . . . . . . . . . . . . . . <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
180	<tr><td class="lineno" valign="top"></td><td class="lblock"> 9.5.6. 505 HTTP Version Not Supported . . . . . . . . . . . . <span class="delete">28</span></td><td> </td><td class="rblock"> 9.5.6. 505 HTTP Version Not Supported . . . . . . . . . . . . <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
181	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10. Header Field Definitions . . . . . . . . . . . . . . . . . . . <span class="delete">29</span></td><td> </td><td class="rblock"> 10. Header Field Definitions . . . . . . . . . . . . . . . . . . . <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
182	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.1. Allow . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">29</span></td><td> </td><td class="rblock"> 10.1. Allow . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
183	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.2. Expect . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">29</span></td><td> </td><td class="rblock"> 10.2. Expect . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
184	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.3. From . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">30</span></td><td> </td><td class="rblock"> 10.3. From . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">31</span></td><td class="lineno" valign="top"></td></tr>
185	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.4. Location . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">31</span></td><td> </td><td class="rblock"> 10.4. Location . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">32</span></td><td class="lineno" valign="top"></td></tr>
186	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.5. Max-Forwards . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">32</span></td><td> </td><td class="rblock"> 10.5. Max-Forwards . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">33</span></td><td class="lineno" valign="top"></td></tr>
187	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.6. Referer . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">32</span></td><td> </td><td class="rblock"> 10.6. Referer . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">33</span></td><td class="lineno" valign="top"></td></tr>
188	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.7. Retry-After . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">33</span></td><td> </td><td class="rblock"> 10.7. Retry-After . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">34</span></td><td class="lineno" valign="top"></td></tr>
189	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.8. Server . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">33</span></td><td> </td><td class="rblock"> 10.8. Server . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">34</span></td><td class="lineno" valign="top"></td></tr>
190	<tr><td class="lineno" valign="top"></td><td class="lblock"> 10.9. User-Agent . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">34</span></td><td> </td><td class="rblock"> 10.9. User-Agent . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">35</span></td><td class="lineno" valign="top"></td></tr>
191	<tr><td class="lineno" valign="top"></td><td class="lblock"> 11. IANA Considerations . . . . . . . . . . . . . . . . . . . . . <span class="delete">34</span></td><td> </td><td class="rblock"> 11. IANA Considerations . . . . . . . . . . . . . . . . . . . . . <span class="insert">35</span></td><td class="lineno" valign="top"></td></tr>
192	<tr><td class="lineno" valign="top"></td><td class="lblock"> 12. Security Considerations . . . . . . . . . . . . . . . . . . . <span class="delete">34</span></td><td> </td><td class="rblock"> 12. Security Considerations . . . . . . . . . . . . . . . . . . . <span class="insert">35</span></td><td class="lineno" valign="top"></td></tr>
193	<tr><td class="lineno" valign="top"></td><td class="lblock"> 12.1. Transfer of Sensitive Information . . . . . . . . . . . . <span class="delete">34</span></td><td> </td><td class="rblock"> 12.1. Transfer of Sensitive Information . . . . . . . . . . . . <span class="insert">35</span></td><td class="lineno" valign="top"></td></tr>
194	<tr><td class="lineno" valign="top"></td><td class="lblock"> 12.2. Encoding Sensitive Information in <span class="delete">URI's</span> . . . . . . . . . <span class="delete">35</span></td><td> </td><td class="rblock"> 12.2. Encoding Sensitive Information in <span class="insert">URIs</span> . . . . . . . . . <span class="insert">. 36</span></td><td class="lineno" valign="top"></td></tr>
195	<tr><td class="lineno" valign="top"></td><td class="lblock"> 12.3. Location Headers and Spoofing . . . . . . . . . . . . . . <span class="delete">36</span></td><td> </td><td class="rblock"> 12.3. Location Headers and Spoofing . . . . . . . . . . . . . . <span class="insert">37</span></td><td class="lineno" valign="top"></td></tr>
196	<tr><td class="lineno" valign="top"></td><td class="lblock"> 13. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">36</span></td><td> </td><td class="rblock"> 13. Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">37</span></td><td class="lineno" valign="top"></td></tr>
197	<tr><td class="lineno" valign="top"></td><td class="lblock"> 14. References . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">36</span></td><td> </td><td class="rblock"> 14. References . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">37</span></td><td class="lineno" valign="top"></td></tr>
198	<tr><td class="lineno" valign="top"></td><td class="lblock"> 14.1. Normative References . . . . . . . . . . . . . . . . . . . <span class="delete">36</span></td><td> </td><td class="rblock"> 14.1. Normative References . . . . . . . . . . . . . . . . . . . <span class="insert">37</span></td><td class="lineno" valign="top"></td></tr>
199	<tr><td class="lineno" valign="top"></td><td class="lblock"> 14.2. Informative References . . . . . . . . . . . . . . . . . . <span class="delete">37</span></td><td> </td><td class="rblock"> 14.2. Informative References . . . . . . . . . . . . . . . . . . <span class="insert">38</span></td><td class="lineno" valign="top"></td></tr>
200	<tr><td class="lineno" valign="top"></td><td class="lblock"> Appendix A. Compatibility with Previous Versions . . . . . . . . <span class="delete">37</span></td><td> </td><td class="rblock"> Appendix A. Compatibility with Previous Versions . . . . . . . . <span class="insert">38</span></td><td class="lineno" valign="top"></td></tr>
201	<tr><td class="lineno" valign="top"></td><td class="lblock"> A.1. Changes from RFC 2068 . . . . . . . . . . . . . . . . . . <span class="delete">37</span></td><td> </td><td class="rblock"> A.1. Changes from RFC 2068 . . . . . . . . . . . . . . . . . . <span class="insert">38</span></td><td class="lineno" valign="top"></td></tr>
202	<tr><td class="lineno" valign="top"></td><td class="lblock"> A.2. Changes from RFC 2616 . . . . . . . . . . . . . . . . . . <span class="delete">38</span></td><td> </td><td class="rblock"> A.2. Changes from RFC 2616 . . . . . . . . . . . . . . . . . . <span class="insert">39</span></td><td class="lineno" valign="top"></td></tr>
203	<tr><td class="lineno" valign="top"></td><td class="left"> Appendix B. Change Log (to be removed by RFC Editor before</td><td> </td><td class="right"> Appendix B. Change Log (to be removed by RFC Editor before</td><td class="lineno" valign="top"></td></tr>
204	<tr><td><a name="diff0006" /></td></tr>
205	<tr><td class="lineno" valign="top"></td><td class="lblock"> publication) . . . . . . . . . . . . . . . . . . . . <span class="delete">39</span></td><td> </td><td class="rblock"> publication) . . . . . . . . . . . . . . . . . . . . <span class="insert">40</span></td><td class="lineno" valign="top"></td></tr>
206	<tr><td class="lineno" valign="top"></td><td class="lblock"> B.1. Since RFC2616 . . . . . . . . . . . . . . . . . . . . . . <span class="delete">39</span></td><td> </td><td class="rblock"> B.1. Since RFC2616 . . . . . . . . . . . . . . . . . . . . . . <span class="insert">40</span></td><td class="lineno" valign="top"></td></tr>
207	<tr><td class="lineno" valign="top"></td><td class="lblock"> B.2. Since draft-ietf-httpbis-p2-semantics-00 . . . . . . . . . <span class="delete">39</span></td><td> </td><td class="rblock"> B.2. Since draft-ietf-httpbis-p2-semantics-00 . . . . . . . . . <span class="insert">40</span></td><td class="lineno" valign="top"></td></tr>
208	<tr><td class="lineno" valign="top"></td><td class="lblock"> Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">39</span></td><td> </td><td class="rblock"><span class="insert"> B.3. Since draft-ietf-httpbis-p2-semantics-01 . . . . . . . . . 41</span></td><td class="lineno" valign="top"></td></tr>
209	<tr><td class="lineno" valign="top"></td><td class="lblock"> Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . <span class="delete">43</span></td><td> </td><td class="rblock"> Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">41</span></td><td class="lineno" valign="top"></td></tr>
210	<tr><td class="lineno" valign="top"></td><td class="lblock"> Intellectual Property and Copyright Statements . . . . . . . . . . <span class="delete">47</span></td><td> </td><td class="rblock"> Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . <span class="insert">45</span></td><td class="lineno" valign="top"></td></tr>
211	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"> Intellectual Property and Copyright Statements . . . . . . . . . . <span class="insert">48</span></td><td class="lineno" valign="top"></td></tr>
212	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
213	<tr><td class="lineno" valign="top"></td><td class="left">1. Introduction</td><td> </td><td class="right">1. Introduction</td><td class="lineno" valign="top"></td></tr>
214	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
215	<tr><td class="lineno" valign="top"></td><td class="left"> This document defines HTTP/1.1 request and response semantics. Each</td><td> </td><td class="right"> This document defines HTTP/1.1 request and response semantics. Each</td><td class="lineno" valign="top"></td></tr>
216	<tr><td class="lineno" valign="top"></td><td class="left"> HTTP message, as defined in [Part1], is in the form of either a</td><td> </td><td class="right"> HTTP message, as defined in [Part1], is in the form of either a</td><td class="lineno" valign="top"></td></tr>
217	<tr><td class="lineno" valign="top"></td><td class="left"> request or a response. An HTTP server listens on a connection for</td><td> </td><td class="right"> request or a response. An HTTP server listens on a connection for</td><td class="lineno" valign="top"></td></tr>
218	<tr><td class="lineno" valign="top"></td><td class="left"> HTTP requests and responds to each request, in the order received on</td><td> </td><td class="right"> HTTP requests and responds to each request, in the order received on</td><td class="lineno" valign="top"></td></tr>
219	<tr><td class="lineno" valign="top"></td><td class="left"> that connection, with one or more HTTP response messages. This</td><td> </td><td class="right"> that connection, with one or more HTTP response messages. This</td><td class="lineno" valign="top"></td></tr>
220	<tr><td class="lineno" valign="top"></td><td class="left"> document defines the commonly agreed upon semantics of the HTTP</td><td> </td><td class="right"> document defines the commonly agreed upon semantics of the HTTP</td><td class="lineno" valign="top"></td></tr>
221	<tr><td class="lineno" valign="top"></td><td class="left"> uniform interface, the intentions defined by each request method, and</td><td> </td><td class="right"> uniform interface, the intentions defined by each request method, and</td><td class="lineno" valign="top"></td></tr>
222	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
223	<tr bgcolor="gray" ><td></td><th><a name="part-l4" /><small>skipping to change at</small><em> page 6, line 42</em></th><th> </th><th><a name="part-r4" /><small>skipping to change at</small><em> page 6, line 42</em></th><td></td></tr>
224	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
225	<tr><td class="lineno" valign="top"></td><td class="left"> An implementation is not compliant if it fails to satisfy one or more</td><td> </td><td class="right"> An implementation is not compliant if it fails to satisfy one or more</td><td class="lineno" valign="top"></td></tr>
226	<tr><td class="lineno" valign="top"></td><td class="left"> of the MUST or REQUIRED level requirements for the protocols it</td><td> </td><td class="right"> of the MUST or REQUIRED level requirements for the protocols it</td><td class="lineno" valign="top"></td></tr>
227	<tr><td class="lineno" valign="top"></td><td class="left"> implements. An implementation that satisfies all the MUST or</td><td> </td><td class="right"> implements. An implementation that satisfies all the MUST or</td><td class="lineno" valign="top"></td></tr>
228	<tr><td class="lineno" valign="top"></td><td class="left"> REQUIRED level and all the SHOULD level requirements for its</td><td> </td><td class="right"> REQUIRED level and all the SHOULD level requirements for its</td><td class="lineno" valign="top"></td></tr>
229	<tr><td class="lineno" valign="top"></td><td class="left"> protocols is said to be "unconditionally compliant"; one that</td><td> </td><td class="right"> protocols is said to be "unconditionally compliant"; one that</td><td class="lineno" valign="top"></td></tr>
230	<tr><td class="lineno" valign="top"></td><td class="left"> satisfies all the MUST level requirements but not all the SHOULD</td><td> </td><td class="right"> satisfies all the MUST level requirements but not all the SHOULD</td><td class="lineno" valign="top"></td></tr>
231	<tr><td class="lineno" valign="top"></td><td class="left"> level requirements for its protocols is said to be "conditionally</td><td> </td><td class="right"> level requirements for its protocols is said to be "conditionally</td><td class="lineno" valign="top"></td></tr>
232	<tr><td class="lineno" valign="top"></td><td class="left"> compliant."</td><td> </td><td class="right"> compliant."</td><td class="lineno" valign="top"></td></tr>
233	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
234	<tr><td><a name="diff0007" /></td></tr>
235	<tr><td class="lineno" valign="top"></td><td class="lblock">2. <span class="delete">Product Tokens</span></td><td> </td><td class="rblock">2. <span class="insert">Notational Conventions and Generic Grammar</span></td><td class="lineno" valign="top"></td></tr>
236	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
237	<tr><td><a name="diff0008" /></td></tr>
238	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">Product tokens are used to allow communicating applications to</span></td><td> </td><td class="rblock"> <span class="insert">This specification uses</span> the <span class="insert">ABNF syntax defined</span> in <span class="insert">Section 2.1</span> of</td><td class="lineno" valign="top"></td></tr>
239	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> identify themselves by software name and version. Most fields using</span></td><td> </td><td class="rblock"> <span class="insert">[Part1] and</span> the <span class="insert">core rules defined in Section 2.2 of [Part1]:</span></td><td class="lineno" valign="top"></td></tr>
240	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> product tokens also allow sub-products which form a significant part</span></td><td> </td><td class="rblock"><span class="insert"> [[abnf.dep: ABNF syntax and basic rules will be adopted from RFC</span></td><td class="lineno" valign="top"></td></tr>
241	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> of</span> the <span class="delete">application to be listed, separated by white space. By</span></td><td> </td><td class="rblock"><span class="insert"> 5234, see <http://tools.ietf.org/wg/httpbis/trac/ticket/36>.]]</span></td><td class="lineno" valign="top"></td></tr>
242	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> convention, the products are listed</span> in <span class="delete">order</span> of <span class="delete">their significance</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
243	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> for identifying</span> the <span class="delete">application.</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
244	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
245	<tr><td><a name="diff0009" /></td></tr>
246	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">product</span> = <span class="delete">token ["/" product-version]</span></td><td> </td><td class="rblock"> <span class="insert">DIGIT</span> = <span class="insert"><DIGIT, defined in [Part1], Section 2.2></span></td><td class="lineno" valign="top"></td></tr>
247	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> product-version</span> = token</td><td> </td><td class="rblock"><span class="insert"> comment = <comment, defined in [Part1], Section 2.2></span></td><td class="lineno" valign="top"></td></tr>
248	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> quoted-string</span> = <span class="insert"><quoted-string, defined in [Part1], Section 2.2></span></td><td class="lineno" valign="top"></td></tr>
249	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"> token <span class="insert">= <token, defined in [Part1], Section 2.2></span></td><td class="lineno" valign="top"></td></tr>
250	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
251	<tr><td><a name="diff0010" /></td></tr>
252	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">Example</span>s:</td><td> </td><td class="rblock"> <span class="insert">The ABNF rules below are defined in other part</span>s:</td><td class="lineno" valign="top"></td></tr>
253	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
254	<tr><td><a name="diff0011" /></td></tr>
255	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">User-Agent: CERN-LineMode/2.15 libwww/2.17b3</span></td><td> </td><td class="rblock"> <span class="insert">absoluteURI = <absoluteURI, defined in [Part1], Section 3.2.1></span></td><td class="lineno" valign="top"></td></tr>
256	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> Server: Apache/0.8.4</span></td><td> </td><td class="rblock"><span class="insert"> fragment = <fragment, defined in [Part1], Section 3.2.1></span></td><td class="lineno" valign="top"></td></tr>
257	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Host = <Host, defined in [Part1], Section 8.4></span></td><td class="lineno" valign="top"></td></tr>
258	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> HTTP-date = <HTTP-date, defined in [Part1], Section 3.3.1></span></td><td class="lineno" valign="top"></td></tr>
259	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> product = <product, defined in [Part1], Section 3.5></span></td><td class="lineno" valign="top"></td></tr>
260	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> relativeURI = <relativeURI, defined in [Part1], Section 3.2.1></span></td><td class="lineno" valign="top"></td></tr>
261	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> TE = <TE, defined in [Part1], Section 8.8></span></td><td class="lineno" valign="top"></td></tr>
262	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
263	<tr><td><a name="diff0012" /></td></tr>
264	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">Product tokens SHOULD be short and to the point. They MUST NOT be</span></td><td> </td><td class="rblock"> <span class="insert">Accept = <Accept, defined in [Part3], Section 6.1></span></td><td class="lineno" valign="top"></td></tr>
265	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> used for advertising or other non-essential information. Although</span></td><td> </td><td class="rblock"><span class="insert"> Accept-Charset =</span></td><td class="lineno" valign="top"></td></tr>
266	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> any token character MAY appear in a product-version, this token</span></td><td> </td><td class="rblock"><span class="insert"> <Accept-Charset, defined in [Part3], Section 6.2></span></td><td class="lineno" valign="top"></td></tr>
267	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> SHOULD only be used for a version identifier (i.e., successive</span></td><td> </td><td class="rblock"><span class="insert"> Accept-Encoding =</span></td><td class="lineno" valign="top"></td></tr>
268	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> versions of the same product SHOULD only differ in the product-</span></td><td> </td><td class="rblock"><span class="insert"> <Accept-Encoding, defined in [Part3], Section 6.3></span></td><td class="lineno" valign="top"></td></tr>
269	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> version portion of the product value).</span></td><td> </td><td class="rblock"><span class="insert"> Accept-Language =</span></td><td class="lineno" valign="top"></td></tr>
270	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> <Accept-Language, defined in [Part3], Section 6.4></span></td><td class="lineno" valign="top"></td></tr>
271	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
272	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> ETag = <ETag, defined in [Part4], Section 7.1></span></td><td class="lineno" valign="top"></td></tr>
273	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> If-Match = <If-Match, defined in [Part4], Section 7.2></span></td><td class="lineno" valign="top"></td></tr>
274	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> If-Modified-Since =</span></td><td class="lineno" valign="top"></td></tr>
275	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> <If-Modified-Since, defined in [Part4], Section 7.3></span></td><td class="lineno" valign="top"></td></tr>
276	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> If-None-Match = <If-None-Match, defined in [Part4], Section 7.4></span></td><td class="lineno" valign="top"></td></tr>
277	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> If-Unmodified-Since =</span></td><td class="lineno" valign="top"></td></tr>
278	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> <If-Unmodified-Since, defined in [Part4], Section 7.5></span></td><td class="lineno" valign="top"></td></tr>
279	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
280	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Accept-Ranges = <Accept-Ranges, defined in [Part5], Section 6.1></span></td><td class="lineno" valign="top"></td></tr>
281	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> If-Range = <If-Range, defined in [Part5], Section 6.3></span></td><td class="lineno" valign="top"></td></tr>
282	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Range = <Range, defined in [Part5], Section 6.4></span></td><td class="lineno" valign="top"></td></tr>
283	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
284	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Age = <Age, defined in [Part6], Section 16.1></span></td><td class="lineno" valign="top"></td></tr>
285	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Vary = <Vary, defined in [Part6], Section 16.5></span></td><td class="lineno" valign="top"></td></tr>
286	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
287	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Authorization = <Authorization, defined in [Part7], Section 4.1></span></td><td class="lineno" valign="top"></td></tr>
288	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Proxy-Authenticate =</span></td><td class="lineno" valign="top"></td></tr>
289	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> <Proxy-Authenticate, defined in [Part7], Section 4.2></span></td><td class="lineno" valign="top"></td></tr>
290	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Proxy-Authorization =</span></td><td class="lineno" valign="top"></td></tr>
291	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> <Proxy-Authorization, defined in [Part7], Section 4.3></span></td><td class="lineno" valign="top"></td></tr>
292	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> WWW-Authenticate =</span></td><td class="lineno" valign="top"></td></tr>
293	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> <WWW-Authenticate, defined in [Part7], Section 4.4></span></td><td class="lineno" valign="top"></td></tr>
294	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
295	<tr><td class="lineno" valign="top"></td><td class="left">3. Method</td><td> </td><td class="right">3. Method</td><td class="lineno" valign="top"></td></tr>
296	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
297	<tr><td class="lineno" valign="top"></td><td class="left"> The Method token indicates the method to be performed on the resource</td><td> </td><td class="right"> The Method token indicates the method to be performed on the resource</td><td class="lineno" valign="top"></td></tr>
298	<tr><td class="lineno" valign="top"></td><td class="left"> identified by the Request-URI. The method is case-sensitive.</td><td> </td><td class="right"> identified by the Request-URI. The method is case-sensitive.</td><td class="lineno" valign="top"></td></tr>
299	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
300	<tr><td class="lineno" valign="top"></td><td class="left"> Method = "OPTIONS" ; Section 8.2</td><td> </td><td class="right"> Method = "OPTIONS" ; Section 8.2</td><td class="lineno" valign="top"></td></tr>
301	<tr><td class="lineno" valign="top"></td><td class="left"> \| "GET" ; Section 8.3</td><td> </td><td class="right"> \| "GET" ; Section 8.3</td><td class="lineno" valign="top"></td></tr>
302	<tr><td class="lineno" valign="top"></td><td class="left"> \| "HEAD" ; Section 8.4</td><td> </td><td class="right"> \| "HEAD" ; Section 8.4</td><td class="lineno" valign="top"></td></tr>
303	<tr><td class="lineno" valign="top"></td><td class="left"> \| "POST" ; Section 8.5</td><td> </td><td class="right"> \| "POST" ; Section 8.5</td><td class="lineno" valign="top"></td></tr>
304	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
305	<tr bgcolor="gray" ><td></td><th><a name="part-l5" /><small>skipping to change at</small><em> page 8, line 9</em></th><th> </th><th><a name="part-r5" /><small>skipping to change at</small><em> page 9, line 5</em></th><td></td></tr>
306	<tr><td class="lineno" valign="top"></td><td class="left"> those specified in Section 8.</td><td> </td><td class="right"> those specified in Section 8.</td><td class="lineno" valign="top"></td></tr>
307	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
308	<tr><td class="lineno" valign="top"></td><td class="left">4. Request Header Fields</td><td> </td><td class="right">4. Request Header Fields</td><td class="lineno" valign="top"></td></tr>
309	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
310	<tr><td class="lineno" valign="top"></td><td class="left"> The request-header fields allow the client to pass additional</td><td> </td><td class="right"> The request-header fields allow the client to pass additional</td><td class="lineno" valign="top"></td></tr>
311	<tr><td class="lineno" valign="top"></td><td class="left"> information about the request, and about the client itself, to the</td><td> </td><td class="right"> information about the request, and about the client itself, to the</td><td class="lineno" valign="top"></td></tr>
312	<tr><td class="lineno" valign="top"></td><td class="left"> server. These fields act as request modifiers, with semantics</td><td> </td><td class="right"> server. These fields act as request modifiers, with semantics</td><td class="lineno" valign="top"></td></tr>
313	<tr><td class="lineno" valign="top"></td><td class="left"> equivalent to the parameters on a programming language method</td><td> </td><td class="right"> equivalent to the parameters on a programming language method</td><td class="lineno" valign="top"></td></tr>
314	<tr><td class="lineno" valign="top"></td><td class="left"> invocation.</td><td> </td><td class="right"> invocation.</td><td class="lineno" valign="top"></td></tr>
315	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
316	<tr><td><a name="diff0013" /></td></tr>
317	<tr><td class="lineno" valign="top"></td><td class="lblock"> request-header = Accept ; [Part3], Section <span class="delete">5.1</span></td><td> </td><td class="rblock"> request-header = Accept ; [Part3], Section <span class="insert">6.1</span></td><td class="lineno" valign="top"></td></tr>
318	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Accept-Charset ; [Part3], Section <span class="delete">5.2</span></td><td> </td><td class="rblock"> \| Accept-Charset ; [Part3], Section <span class="insert">6.2</span></td><td class="lineno" valign="top"></td></tr>
319	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Accept-Encoding ; [Part3], Section <span class="delete">5.3</span></td><td> </td><td class="rblock"> \| Accept-Encoding ; [Part3], Section <span class="insert">6.3</span></td><td class="lineno" valign="top"></td></tr>
320	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Accept-Language ; [Part3], Section <span class="delete">5.4</span></td><td> </td><td class="rblock"> \| Accept-Language ; [Part3], Section <span class="insert">6.4</span></td><td class="lineno" valign="top"></td></tr>
321	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Authorization ; [Part7], Section <span class="delete">3.1</span></td><td> </td><td class="rblock"> \| Authorization ; [Part7], Section <span class="insert">4.1</span></td><td class="lineno" valign="top"></td></tr>
322	<tr><td class="lineno" valign="top"></td><td class="left"> \| Expect ; Section 10.2</td><td> </td><td class="right"> \| Expect ; Section 10.2</td><td class="lineno" valign="top"></td></tr>
323	<tr><td class="lineno" valign="top"></td><td class="left"> \| From ; Section 10.3</td><td> </td><td class="right"> \| From ; Section 10.3</td><td class="lineno" valign="top"></td></tr>
324	<tr><td class="lineno" valign="top"></td><td class="left"> \| Host ; [Part1], Section 8.4</td><td> </td><td class="right"> \| Host ; [Part1], Section 8.4</td><td class="lineno" valign="top"></td></tr>
325	<tr><td><a name="diff0014" /></td></tr>
326	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| If-Match ; [Part4], Section <span class="delete">6.2</span></td><td> </td><td class="rblock"> \| If-Match ; [Part4], Section <span class="insert">7.2</span></td><td class="lineno" valign="top"></td></tr>
327	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| If-Modified-Since ; [Part4], Section <span class="delete">6.3</span></td><td> </td><td class="rblock"> \| If-Modified-Since ; [Part4], Section <span class="insert">7.3</span></td><td class="lineno" valign="top"></td></tr>
328	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| If-None-Match ; [Part4], Section <span class="delete">6.4</span></td><td> </td><td class="rblock"> \| If-None-Match ; [Part4], Section <span class="insert">7.4</span></td><td class="lineno" valign="top"></td></tr>
329	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| If-Range ; [Part5], Section <span class="delete">5.3</span></td><td> </td><td class="rblock"> \| If-Range ; [Part5], Section <span class="insert">6.3</span></td><td class="lineno" valign="top"></td></tr>
330	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| If-Unmodified-Since ; [Part4], Section <span class="delete">6.5</span></td><td> </td><td class="rblock"> \| If-Unmodified-Since ; [Part4], Section <span class="insert">7.5</span></td><td class="lineno" valign="top"></td></tr>
331	<tr><td class="lineno" valign="top"></td><td class="left"> \| Max-Forwards ; Section 10.5</td><td> </td><td class="right"> \| Max-Forwards ; Section 10.5</td><td class="lineno" valign="top"></td></tr>
332	<tr><td><a name="diff0015" /></td></tr>
333	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Proxy-Authorization ; [Part7], Section <span class="delete">3.3</span></td><td> </td><td class="rblock"> \| Proxy-Authorization ; [Part7], Section <span class="insert">4.3</span></td><td class="lineno" valign="top"></td></tr>
334	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Range ; [Part5], Section <span class="delete">5.4</span></td><td> </td><td class="rblock"> \| Range ; [Part5], Section <span class="insert">6.4</span></td><td class="lineno" valign="top"></td></tr>
335	<tr><td class="lineno" valign="top"></td><td class="left"> \| Referer ; Section 10.6</td><td> </td><td class="right"> \| Referer ; Section 10.6</td><td class="lineno" valign="top"></td></tr>
336	<tr><td class="lineno" valign="top"></td><td class="left"> \| TE ; [Part1], Section 8.8</td><td> </td><td class="right"> \| TE ; [Part1], Section 8.8</td><td class="lineno" valign="top"></td></tr>
337	<tr><td class="lineno" valign="top"></td><td class="left"> \| User-Agent ; Section 10.9</td><td> </td><td class="right"> \| User-Agent ; Section 10.9</td><td class="lineno" valign="top"></td></tr>
338	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
339	<tr><td class="lineno" valign="top"></td><td class="left"> Request-header field names can be extended reliably only in</td><td> </td><td class="right"> Request-header field names can be extended reliably only in</td><td class="lineno" valign="top"></td></tr>
340	<tr><td class="lineno" valign="top"></td><td class="left"> combination with a change in the protocol version. However, new or</td><td> </td><td class="right"> combination with a change in the protocol version. However, new or</td><td class="lineno" valign="top"></td></tr>
341	<tr><td class="lineno" valign="top"></td><td class="left"> experimental header fields MAY be given the semantics of request-</td><td> </td><td class="right"> experimental header fields MAY be given the semantics of request-</td><td class="lineno" valign="top"></td></tr>
342	<tr><td class="lineno" valign="top"></td><td class="left"> header fields if all parties in the communication recognize them to</td><td> </td><td class="right"> header fields if all parties in the communication recognize them to</td><td class="lineno" valign="top"></td></tr>
343	<tr><td class="lineno" valign="top"></td><td class="left"> be request-header fields. Unrecognized header fields are treated as</td><td> </td><td class="right"> be request-header fields. Unrecognized header fields are treated as</td><td class="lineno" valign="top"></td></tr>
344	<tr><td class="lineno" valign="top"></td><td class="left"> entity-header fields.</td><td> </td><td class="right"> entity-header fields.</td><td class="lineno" valign="top"></td></tr>
345	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
346	<tr bgcolor="gray" ><td></td><th><a name="part-l6" /><small>skipping to change at</small><em> page 10, line 23</em></th><th> </th><th><a name="part-r6" /><small>skipping to change at</small><em> page 11, line 23</em></th><td></td></tr>
347	<tr><td class="lineno" valign="top"></td><td class="left"> with the response, since that entity is likely to include human-</td><td> </td><td class="right"> with the response, since that entity is likely to include human-</td><td class="lineno" valign="top"></td></tr>
348	<tr><td class="lineno" valign="top"></td><td class="left"> readable information which will explain the unusual status.</td><td> </td><td class="right"> readable information which will explain the unusual status.</td><td class="lineno" valign="top"></td></tr>
349	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
350	<tr><td class="lineno" valign="top"></td><td class="left">6. Response Header Fields</td><td> </td><td class="right">6. Response Header Fields</td><td class="lineno" valign="top"></td></tr>
351	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
352	<tr><td class="lineno" valign="top"></td><td class="left"> The response-header fields allow the server to pass additional</td><td> </td><td class="right"> The response-header fields allow the server to pass additional</td><td class="lineno" valign="top"></td></tr>
353	<tr><td class="lineno" valign="top"></td><td class="left"> information about the response which cannot be placed in the Status-</td><td> </td><td class="right"> information about the response which cannot be placed in the Status-</td><td class="lineno" valign="top"></td></tr>
354	<tr><td class="lineno" valign="top"></td><td class="left"> Line. These header fields give information about the server and</td><td> </td><td class="right"> Line. These header fields give information about the server and</td><td class="lineno" valign="top"></td></tr>
355	<tr><td class="lineno" valign="top"></td><td class="left"> about further access to the resource identified by the Request-URI.</td><td> </td><td class="right"> about further access to the resource identified by the Request-URI.</td><td class="lineno" valign="top"></td></tr>
356	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
357	<tr><td><a name="diff0016" /></td></tr>
358	<tr><td class="lineno" valign="top"></td><td class="lblock"> response-header = Accept-Ranges ; [Part5], Section <span class="delete">5.1</span></td><td> </td><td class="rblock"> response-header = Accept-Ranges ; [Part5], Section <span class="insert">6.1</span></td><td class="lineno" valign="top"></td></tr>
359	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Age ; [Part6], Section <span class="delete">15.1</span></td><td> </td><td class="rblock"> \| Age ; [Part6], Section <span class="insert">16.1</span></td><td class="lineno" valign="top"></td></tr>
360	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| ETag ; [Part4], Section <span class="delete">6.1</span></td><td> </td><td class="rblock"> \| ETag ; [Part4], Section <span class="insert">7.1</span></td><td class="lineno" valign="top"></td></tr>
361	<tr><td class="lineno" valign="top"></td><td class="left"> \| Location ; Section 10.4</td><td> </td><td class="right"> \| Location ; Section 10.4</td><td class="lineno" valign="top"></td></tr>
362	<tr><td><a name="diff0017" /></td></tr>
363	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Proxy-Authenticate ; [Part7], Section <span class="delete">3</span>.2</td><td> </td><td class="rblock"> \| Proxy-Authenticate ; [Part7], Section <span class="insert">4</span>.2</td><td class="lineno" valign="top"></td></tr>
364	<tr><td class="lineno" valign="top"></td><td class="left"> \| Retry-After ; Section 10.7</td><td> </td><td class="right"> \| Retry-After ; Section 10.7</td><td class="lineno" valign="top"></td></tr>
365	<tr><td class="lineno" valign="top"></td><td class="left"> \| Server ; Section 10.8</td><td> </td><td class="right"> \| Server ; Section 10.8</td><td class="lineno" valign="top"></td></tr>
366	<tr><td><a name="diff0018" /></td></tr>
367	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| Vary ; [Part6], Section <span class="delete">15.5</span></td><td> </td><td class="rblock"> \| Vary ; [Part6], Section <span class="insert">16.5</span></td><td class="lineno" valign="top"></td></tr>
368	<tr><td class="lineno" valign="top"></td><td class="lblock"> \| WWW-Authenticate ; [Part7], Section <span class="delete">3.4</span></td><td> </td><td class="rblock"> \| WWW-Authenticate ; [Part7], Section <span class="insert">4.4</span></td><td class="lineno" valign="top"></td></tr>
369	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
370	<tr><td class="lineno" valign="top"></td><td class="left"> Response-header field names can be extended reliably only in</td><td> </td><td class="right"> Response-header field names can be extended reliably only in</td><td class="lineno" valign="top"></td></tr>
371	<tr><td class="lineno" valign="top"></td><td class="left"> combination with a change in the protocol version. However, new or</td><td> </td><td class="right"> combination with a change in the protocol version. However, new or</td><td class="lineno" valign="top"></td></tr>
372	<tr><td class="lineno" valign="top"></td><td class="left"> experimental header fields MAY be given the semantics of response-</td><td> </td><td class="right"> experimental header fields MAY be given the semantics of response-</td><td class="lineno" valign="top"></td></tr>
373	<tr><td class="lineno" valign="top"></td><td class="left"> header fields if all parties in the communication recognize them to</td><td> </td><td class="right"> header fields if all parties in the communication recognize them to</td><td class="lineno" valign="top"></td></tr>
374	<tr><td class="lineno" valign="top"></td><td class="left"> be response-header fields. Unrecognized header fields are treated as</td><td> </td><td class="right"> be response-header fields. Unrecognized header fields are treated as</td><td class="lineno" valign="top"></td></tr>
375	<tr><td class="lineno" valign="top"></td><td class="left"> entity-header fields.</td><td> </td><td class="right"> entity-header fields.</td><td class="lineno" valign="top"></td></tr>
376	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
377	<tr><td class="lineno" valign="top"></td><td class="left">7. Entity</td><td> </td><td class="right">7. Entity</td><td class="lineno" valign="top"></td></tr>
378	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
379	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
380	<tr bgcolor="gray" ><td></td><th><a name="part-l7" /><small>skipping to change at</small><em> page 11, line 13</em></th><th> </th><th><a name="part-r7" /><small>skipping to change at</small><em> page 12, line 13</em></th><td></td></tr>
381	<tr><td class="lineno" valign="top"></td><td class="left"> present, as described in Section 4.3 of [Part1]. The entity-body is</td><td> </td><td class="right"> present, as described in Section 4.3 of [Part1]. The entity-body is</td><td class="lineno" valign="top"></td></tr>
382	<tr><td class="lineno" valign="top"></td><td class="left"> obtained from the message-body by decoding any Transfer-Encoding that</td><td> </td><td class="right"> obtained from the message-body by decoding any Transfer-Encoding that</td><td class="lineno" valign="top"></td></tr>
383	<tr><td class="lineno" valign="top"></td><td class="left"> might have been applied to ensure safe and proper transfer of the</td><td> </td><td class="right"> might have been applied to ensure safe and proper transfer of the</td><td class="lineno" valign="top"></td></tr>
384	<tr><td class="lineno" valign="top"></td><td class="left"> message.</td><td> </td><td class="right"> message.</td><td class="lineno" valign="top"></td></tr>
385	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
386	<tr><td class="lineno" valign="top"></td><td class="left">8. Method Definitions</td><td> </td><td class="right">8. Method Definitions</td><td class="lineno" valign="top"></td></tr>
387	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
388	<tr><td class="lineno" valign="top"></td><td class="left"> The set of common methods for HTTP/1.1 is defined below. Although</td><td> </td><td class="right"> The set of common methods for HTTP/1.1 is defined below. Although</td><td class="lineno" valign="top"></td></tr>
389	<tr><td class="lineno" valign="top"></td><td class="left"> this set can be expanded, additional methods cannot be assumed to</td><td> </td><td class="right"> this set can be expanded, additional methods cannot be assumed to</td><td class="lineno" valign="top"></td></tr>
390	<tr><td class="lineno" valign="top"></td><td class="left"> share the same semantics for separately extended clients and servers.</td><td> </td><td class="right"> share the same semantics for separately extended clients and servers.</td><td class="lineno" valign="top"></td></tr>
391	<tr><td><a name="diff0019" /></td></tr>
392	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">The Host request-header field (Section 8.4 of [Part1]) MUST accompany</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
393	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> all HTTP/1.1 requests.</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
394	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
395	<tr><td class="lineno" valign="top"></td><td class="left">8.1. Safe and Idempotent Methods</td><td> </td><td class="right">8.1. Safe and Idempotent Methods</td><td class="lineno" valign="top"></td></tr>
396	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
397	<tr><td class="lineno" valign="top"></td><td class="left">8.1.1. Safe Methods</td><td> </td><td class="right">8.1.1. Safe Methods</td><td class="lineno" valign="top"></td></tr>
398	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
399	<tr><td class="lineno" valign="top"></td><td class="left"> Implementors should be aware that the software represents the user in</td><td> </td><td class="right"> Implementors should be aware that the software represents the user in</td><td class="lineno" valign="top"></td></tr>
400	<tr><td class="lineno" valign="top"></td><td class="left"> their interactions over the Internet, and should be careful to allow</td><td> </td><td class="right"> their interactions over the Internet, and should be careful to allow</td><td class="lineno" valign="top"></td></tr>
401	<tr><td class="lineno" valign="top"></td><td class="left"> the user to be aware of any actions they might take which may have an</td><td> </td><td class="right"> the user to be aware of any actions they might take which may have an</td><td class="lineno" valign="top"></td></tr>
402	<tr><td class="lineno" valign="top"></td><td class="left"> unexpected significance to themselves or others.</td><td> </td><td class="right"> unexpected significance to themselves or others.</td><td class="lineno" valign="top"></td></tr>
403	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
404	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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406	<tr><td class="lineno" valign="top"></td><td class="left"> If-Match, If-None-Match, or If-Range header field. A conditional GET</td><td> </td><td class="right"> If-Match, If-None-Match, or If-Range header field. A conditional GET</td><td class="lineno" valign="top"></td></tr>
407	<tr><td class="lineno" valign="top"></td><td class="left"> method requests that the entity be transferred only under the</td><td> </td><td class="right"> method requests that the entity be transferred only under the</td><td class="lineno" valign="top"></td></tr>
408	<tr><td class="lineno" valign="top"></td><td class="left"> circumstances described by the conditional header field(s). The</td><td> </td><td class="right"> circumstances described by the conditional header field(s). The</td><td class="lineno" valign="top"></td></tr>
409	<tr><td class="lineno" valign="top"></td><td class="left"> conditional GET method is intended to reduce unnecessary network</td><td> </td><td class="right"> conditional GET method is intended to reduce unnecessary network</td><td class="lineno" valign="top"></td></tr>
410	<tr><td class="lineno" valign="top"></td><td class="left"> usage by allowing cached entities to be refreshed without requiring</td><td> </td><td class="right"> usage by allowing cached entities to be refreshed without requiring</td><td class="lineno" valign="top"></td></tr>
411	<tr><td class="lineno" valign="top"></td><td class="left"> multiple requests or transferring data already held by the client.</td><td> </td><td class="right"> multiple requests or transferring data already held by the client.</td><td class="lineno" valign="top"></td></tr>
412	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
413	<tr><td class="lineno" valign="top"></td><td class="left"> The semantics of the GET method change to a "partial GET" if the</td><td> </td><td class="right"> The semantics of the GET method change to a "partial GET" if the</td><td class="lineno" valign="top"></td></tr>
414	<tr><td class="lineno" valign="top"></td><td class="left"> request message includes a Range header field. A partial GET</td><td> </td><td class="right"> request message includes a Range header field. A partial GET</td><td class="lineno" valign="top"></td></tr>
415	<tr><td class="lineno" valign="top"></td><td class="left"> requests that only part of the entity be transferred, as described in</td><td> </td><td class="right"> requests that only part of the entity be transferred, as described in</td><td class="lineno" valign="top"></td></tr>
416	<tr><td><a name="diff0020" /></td></tr>
417	<tr><td class="lineno" valign="top"></td><td class="lblock"> Section <span class="delete">5</span>.4 of [Part5]. The partial GET method is intended to reduce</td><td> </td><td class="rblock"> Section <span class="insert">6</span>.4 of [Part5]. The partial GET method is intended to reduce</td><td class="lineno" valign="top"></td></tr>
418	<tr><td class="lineno" valign="top"></td><td class="left"> unnecessary network usage by allowing partially-retrieved entities to</td><td> </td><td class="right"> unnecessary network usage by allowing partially-retrieved entities to</td><td class="lineno" valign="top"></td></tr>
419	<tr><td class="lineno" valign="top"></td><td class="left"> be completed without transferring data already held by the client.</td><td> </td><td class="right"> be completed without transferring data already held by the client.</td><td class="lineno" valign="top"></td></tr>
420	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
421	<tr><td class="lineno" valign="top"></td><td class="left"> The response to a GET request is cacheable if and only if it meets</td><td> </td><td class="right"> The response to a GET request is cacheable if and only if it meets</td><td class="lineno" valign="top"></td></tr>
422	<tr><td class="lineno" valign="top"></td><td class="left"> the requirements for HTTP caching described in [Part6].</td><td> </td><td class="right"> the requirements for HTTP caching described in [Part6].</td><td class="lineno" valign="top"></td></tr>
423	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
424	<tr><td class="lineno" valign="top"></td><td class="left"> See Section 12.2 for security considerations when used for forms.</td><td> </td><td class="right"> See Section 12.2 for security considerations when used for forms.</td><td class="lineno" valign="top"></td></tr>
425	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
426	<tr><td class="lineno" valign="top"></td><td class="left">8.4. HEAD</td><td> </td><td class="right">8.4. HEAD</td><td class="lineno" valign="top"></td></tr>
427	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
428	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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430	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
431	<tr><td class="lineno" valign="top"></td><td class="left">8.6. PUT</td><td> </td><td class="right">8.6. PUT</td><td class="lineno" valign="top"></td></tr>
432	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
433	<tr><td class="lineno" valign="top"></td><td class="left"> The PUT method requests that the enclosed entity be stored under the</td><td> </td><td class="right"> The PUT method requests that the enclosed entity be stored under the</td><td class="lineno" valign="top"></td></tr>
434	<tr><td class="lineno" valign="top"></td><td class="left"> supplied Request-URI. If the Request-URI refers to an already</td><td> </td><td class="right"> supplied Request-URI. If the Request-URI refers to an already</td><td class="lineno" valign="top"></td></tr>
435	<tr><td class="lineno" valign="top"></td><td class="left"> existing resource, the enclosed entity SHOULD be considered as a</td><td> </td><td class="right"> existing resource, the enclosed entity SHOULD be considered as a</td><td class="lineno" valign="top"></td></tr>
436	<tr><td class="lineno" valign="top"></td><td class="left"> modified version of the one residing on the origin server. If the</td><td> </td><td class="right"> modified version of the one residing on the origin server. If the</td><td class="lineno" valign="top"></td></tr>
437	<tr><td class="lineno" valign="top"></td><td class="left"> Request-URI does not point to an existing resource, and that URI is</td><td> </td><td class="right"> Request-URI does not point to an existing resource, and that URI is</td><td class="lineno" valign="top"></td></tr>
438	<tr><td class="lineno" valign="top"></td><td class="left"> capable of being defined as a new resource by the requesting user</td><td> </td><td class="right"> capable of being defined as a new resource by the requesting user</td><td class="lineno" valign="top"></td></tr>
439	<tr><td class="lineno" valign="top"></td><td class="left"> agent, the origin server can create the resource with that URI. If a</td><td> </td><td class="right"> agent, the origin server can create the resource with that URI. If a</td><td class="lineno" valign="top"></td></tr>
440	<tr><td><a name="diff0021" /></td></tr>
441	<tr><td class="lineno" valign="top"></td><td class="lblock"> new resource is <span class="delete">created,</span> the origin server MUST inform the user agent</td><td> </td><td class="rblock"> new resource is <span class="insert">created at the Request-URI,</span> the origin server MUST</td><td class="lineno" valign="top"></td></tr>
442	<tr><td class="lineno" valign="top"></td><td class="lblock"> via the 201 (Created) response. If an existing resource is modified,</td><td> </td><td class="rblock"> inform the user agent via the 201 (Created) response. If an existing</td><td class="lineno" valign="top"></td></tr>
443	<tr><td class="lineno" valign="top"></td><td class="lblock"> either the 200 (OK) or 204 (No Content) response codes SHOULD be sent</td><td> </td><td class="rblock"> resource is modified, either the 200 (OK) or 204 (No Content)</td><td class="lineno" valign="top"></td></tr>
444	<tr><td class="lineno" valign="top"></td><td class="lblock"> to indicate successful completion of the request. If the resource</td><td> </td><td class="rblock"> response codes SHOULD be sent to indicate successful completion of</td><td class="lineno" valign="top"></td></tr>
445	<tr><td class="lineno" valign="top"></td><td class="lblock"> could not be created or modified with the Request-URI, an appropriate</td><td> </td><td class="rblock"> the request. If the resource could not be created or modified with</td><td class="lineno" valign="top"></td></tr>
446	<tr><td class="lineno" valign="top"></td><td class="lblock"> error response SHOULD be given that reflects the nature of the</td><td> </td><td class="rblock"> the Request-URI, an appropriate error response SHOULD be given that</td><td class="lineno" valign="top"></td></tr>
447	<tr><td class="lineno" valign="top"></td><td class="lblock"> problem. The recipient of the entity MUST NOT ignore any Content-*</td><td> </td><td class="rblock"> reflects the nature of the problem. The recipient of the entity MUST</td><td class="lineno" valign="top"></td></tr>
448	<tr><td class="lineno" valign="top"></td><td class="lblock"> (e.g. Content-Range) headers that it does not understand or</td><td> </td><td class="rblock"> NOT ignore any Content-* (e.g. Content-Range) headers that it does</td><td class="lineno" valign="top"></td></tr>
449	<tr><td class="lineno" valign="top"></td><td class="lblock"> implement and MUST return a 501 (Not Implemented) response in such</td><td> </td><td class="rblock"> not understand or implement and MUST return a 501 (Not Implemented)</td><td class="lineno" valign="top"></td></tr>
450	<tr><td class="lineno" valign="top"></td><td class="lblock"> cases.</td><td> </td><td class="rblock"> response in such cases.</td><td class="lineno" valign="top"></td></tr>
451	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
452	<tr><td class="lineno" valign="top"></td><td class="left"> If the request passes through a cache and the Request-URI identifies</td><td> </td><td class="right"> If the request passes through a cache and the Request-URI identifies</td><td class="lineno" valign="top"></td></tr>
453	<tr><td class="lineno" valign="top"></td><td class="left"> one or more currently cached entities, those entries SHOULD be</td><td> </td><td class="right"> one or more currently cached entities, those entries SHOULD be</td><td class="lineno" valign="top"></td></tr>
454	<tr><td class="lineno" valign="top"></td><td class="left"> treated as stale. Responses to this method are not cacheable.</td><td> </td><td class="right"> treated as stale. Responses to this method are not cacheable.</td><td class="lineno" valign="top"></td></tr>
455	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
456	<tr><td class="lineno" valign="top"></td><td class="left"> The fundamental difference between the POST and PUT requests is</td><td> </td><td class="right"> The fundamental difference between the POST and PUT requests is</td><td class="lineno" valign="top"></td></tr>
457	<tr><td class="lineno" valign="top"></td><td class="left"> reflected in the different meaning of the Request-URI. The URI in a</td><td> </td><td class="right"> reflected in the different meaning of the Request-URI. The URI in a</td><td class="lineno" valign="top"></td></tr>
458	<tr><td class="lineno" valign="top"></td><td class="left"> POST request identifies the resource that will handle the enclosed</td><td> </td><td class="right"> POST request identifies the resource that will handle the enclosed</td><td class="lineno" valign="top"></td></tr>
459	<tr><td class="lineno" valign="top"></td><td class="left"> entity. That resource might be a data-accepting process, a gateway</td><td> </td><td class="right"> entity. That resource might be a data-accepting process, a gateway</td><td class="lineno" valign="top"></td></tr>
460	<tr><td class="lineno" valign="top"></td><td class="left"> to some other protocol, or a separate entity that accepts</td><td> </td><td class="right"> to some other protocol, or a separate entity that accepts</td><td class="lineno" valign="top"></td></tr>
461	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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463	<tr><td class="lineno" valign="top"></td><td class="left"> been received and has not yet been rejected by the server. The</td><td> </td><td class="right"> been received and has not yet been rejected by the server. The</td><td class="lineno" valign="top"></td></tr>
464	<tr><td class="lineno" valign="top"></td><td class="left"> client SHOULD continue by sending the remainder of the request or, if</td><td> </td><td class="right"> client SHOULD continue by sending the remainder of the request or, if</td><td class="lineno" valign="top"></td></tr>
465	<tr><td class="lineno" valign="top"></td><td class="left"> the request has already been completed, ignore this response. The</td><td> </td><td class="right"> the request has already been completed, ignore this response. The</td><td class="lineno" valign="top"></td></tr>
466	<tr><td class="lineno" valign="top"></td><td class="left"> server MUST send a final response after the request has been</td><td> </td><td class="right"> server MUST send a final response after the request has been</td><td class="lineno" valign="top"></td></tr>
467	<tr><td class="lineno" valign="top"></td><td class="left"> completed. See Section 7.2.3 of [Part1] for detailed discussion of</td><td> </td><td class="right"> completed. See Section 7.2.3 of [Part1] for detailed discussion of</td><td class="lineno" valign="top"></td></tr>
468	<tr><td class="lineno" valign="top"></td><td class="left"> the use and handling of this status code.</td><td> </td><td class="right"> the use and handling of this status code.</td><td class="lineno" valign="top"></td></tr>
469	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
470	<tr><td class="lineno" valign="top"></td><td class="left">9.1.2. 101 Switching Protocols</td><td> </td><td class="right">9.1.2. 101 Switching Protocols</td><td class="lineno" valign="top"></td></tr>
471	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
472	<tr><td class="lineno" valign="top"></td><td class="left"> The server understands and is willing to comply with the client's</td><td> </td><td class="right"> The server understands and is willing to comply with the client's</td><td class="lineno" valign="top"></td></tr>
473	<tr><td><a name="diff0022" /></td></tr>
474	<tr><td class="lineno" valign="top"></td><td class="lblock"> request, via the Upgrade message header field (Section <span class="delete">5</span>.4 of</td><td> </td><td class="rblock"> request, via the Upgrade message header field (Section <span class="insert">6</span>.4 of</td><td class="lineno" valign="top"></td></tr>
475	<tr><td class="lineno" valign="top"></td><td class="left"> [Part5]), for a change in the application protocol being used on this</td><td> </td><td class="right"> [Part5]), for a change in the application protocol being used on this</td><td class="lineno" valign="top"></td></tr>
476	<tr><td class="lineno" valign="top"></td><td class="left"> connection. The server will switch protocols to those defined by the</td><td> </td><td class="right"> connection. The server will switch protocols to those defined by the</td><td class="lineno" valign="top"></td></tr>
477	<tr><td class="lineno" valign="top"></td><td class="left"> response's Upgrade header field immediately after the empty line</td><td> </td><td class="right"> response's Upgrade header field immediately after the empty line</td><td class="lineno" valign="top"></td></tr>
478	<tr><td class="lineno" valign="top"></td><td class="left"> which terminates the 101 response.</td><td> </td><td class="right"> which terminates the 101 response.</td><td class="lineno" valign="top"></td></tr>
479	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
480	<tr><td class="lineno" valign="top"></td><td class="left"> The protocol SHOULD be switched only when it is advantageous to do</td><td> </td><td class="right"> The protocol SHOULD be switched only when it is advantageous to do</td><td class="lineno" valign="top"></td></tr>
481	<tr><td class="lineno" valign="top"></td><td class="left"> so. For example, switching to a newer version of HTTP is</td><td> </td><td class="right"> so. For example, switching to a newer version of HTTP is</td><td class="lineno" valign="top"></td></tr>
482	<tr><td class="lineno" valign="top"></td><td class="left"> advantageous over older versions, and switching to a real-time,</td><td> </td><td class="right"> advantageous over older versions, and switching to a real-time,</td><td class="lineno" valign="top"></td></tr>
483	<tr><td class="lineno" valign="top"></td><td class="left"> synchronous protocol might be advantageous when delivering resources</td><td> </td><td class="right"> synchronous protocol might be advantageous when delivering resources</td><td class="lineno" valign="top"></td></tr>
484	<tr><td class="lineno" valign="top"></td><td class="left"> that use such features.</td><td> </td><td class="right"> that use such features.</td><td class="lineno" valign="top"></td></tr>
485	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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487	<tr><td class="lineno" valign="top"></td><td class="left"> SHOULD include an entity containing a list of resource</td><td> </td><td class="right"> SHOULD include an entity containing a list of resource</td><td class="lineno" valign="top"></td></tr>
488	<tr><td class="lineno" valign="top"></td><td class="left"> characteristics and location(s) from which the user or user agent can</td><td> </td><td class="right"> characteristics and location(s) from which the user or user agent can</td><td class="lineno" valign="top"></td></tr>
489	<tr><td class="lineno" valign="top"></td><td class="left"> choose the one most appropriate. The entity format is specified by</td><td> </td><td class="right"> choose the one most appropriate. The entity format is specified by</td><td class="lineno" valign="top"></td></tr>
490	<tr><td class="lineno" valign="top"></td><td class="left"> the media type given in the Content-Type header field. The origin</td><td> </td><td class="right"> the media type given in the Content-Type header field. The origin</td><td class="lineno" valign="top"></td></tr>
491	<tr><td class="lineno" valign="top"></td><td class="left"> server MUST create the resource before returning the 201 status code.</td><td> </td><td class="right"> server MUST create the resource before returning the 201 status code.</td><td class="lineno" valign="top"></td></tr>
492	<tr><td class="lineno" valign="top"></td><td class="left"> If the action cannot be carried out immediately, the server SHOULD</td><td> </td><td class="right"> If the action cannot be carried out immediately, the server SHOULD</td><td class="lineno" valign="top"></td></tr>
493	<tr><td class="lineno" valign="top"></td><td class="left"> respond with 202 (Accepted) response instead.</td><td> </td><td class="right"> respond with 202 (Accepted) response instead.</td><td class="lineno" valign="top"></td></tr>
494	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
495	<tr><td class="lineno" valign="top"></td><td class="left"> A 201 response MAY contain an ETag response header field indicating</td><td> </td><td class="right"> A 201 response MAY contain an ETag response header field indicating</td><td class="lineno" valign="top"></td></tr>
496	<tr><td class="lineno" valign="top"></td><td class="left"> the current value of the entity tag for the requested variant just</td><td> </td><td class="right"> the current value of the entity tag for the requested variant just</td><td class="lineno" valign="top"></td></tr>
497	<tr><td><a name="diff0023" /></td></tr>
498	<tr><td class="lineno" valign="top"></td><td class="lblock"> created, see Section <span class="delete">6</span>.1 of [Part4].</td><td> </td><td class="rblock"> created, see Section <span class="insert">7</span>.1 of [Part4].</td><td class="lineno" valign="top"></td></tr>
499	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
500	<tr><td class="lineno" valign="top"></td><td class="left">9.2.3. 202 Accepted</td><td> </td><td class="right">9.2.3. 202 Accepted</td><td class="lineno" valign="top"></td></tr>
501	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
502	<tr><td class="lineno" valign="top"></td><td class="left"> The request has been accepted for processing, but the processing has</td><td> </td><td class="right"> The request has been accepted for processing, but the processing has</td><td class="lineno" valign="top"></td></tr>
503	<tr><td class="lineno" valign="top"></td><td class="left"> not been completed. The request might or might not eventually be</td><td> </td><td class="right"> not been completed. The request might or might not eventually be</td><td class="lineno" valign="top"></td></tr>
504	<tr><td class="lineno" valign="top"></td><td class="left"> acted upon, as it might be disallowed when processing actually takes</td><td> </td><td class="right"> acted upon, as it might be disallowed when processing actually takes</td><td class="lineno" valign="top"></td></tr>
505	<tr><td class="lineno" valign="top"></td><td class="left"> place. There is no facility for re-sending a status code from an</td><td> </td><td class="right"> place. There is no facility for re-sending a status code from an</td><td class="lineno" valign="top"></td></tr>
506	<tr><td class="lineno" valign="top"></td><td class="left"> asynchronous operation such as this.</td><td> </td><td class="right"> asynchronous operation such as this.</td><td class="lineno" valign="top"></td></tr>
507	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
508	<tr><td class="lineno" valign="top"></td><td class="left"> The 202 response is intentionally non-committal. Its purpose is to</td><td> </td><td class="right"> The 202 response is intentionally non-committal. Its purpose is to</td><td class="lineno" valign="top"></td></tr>
509	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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511	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
512	<tr><td class="lineno" valign="top"></td><td class="left"> Note: previous versions of this specification recommended a</td><td> </td><td class="right"> Note: previous versions of this specification recommended a</td><td class="lineno" valign="top"></td></tr>
513	<tr><td class="lineno" valign="top"></td><td class="left"> maximum of five redirections. Content developers should be aware</td><td> </td><td class="right"> maximum of five redirections. Content developers should be aware</td><td class="lineno" valign="top"></td></tr>
514	<tr><td class="lineno" valign="top"></td><td class="left"> that there might be clients that implement such a fixed</td><td> </td><td class="right"> that there might be clients that implement such a fixed</td><td class="lineno" valign="top"></td></tr>
515	<tr><td class="lineno" valign="top"></td><td class="left"> limitation.</td><td> </td><td class="right"> limitation.</td><td class="lineno" valign="top"></td></tr>
516	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
517	<tr><td class="lineno" valign="top"></td><td class="left">9.3.1. 300 Multiple Choices</td><td> </td><td class="right">9.3.1. 300 Multiple Choices</td><td class="lineno" valign="top"></td></tr>
518	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
519	<tr><td class="lineno" valign="top"></td><td class="left"> The requested resource corresponds to any one of a set of</td><td> </td><td class="right"> The requested resource corresponds to any one of a set of</td><td class="lineno" valign="top"></td></tr>
520	<tr><td class="lineno" valign="top"></td><td class="left"> representations, each with its own specific location, and agent-</td><td> </td><td class="right"> representations, each with its own specific location, and agent-</td><td class="lineno" valign="top"></td></tr>
521	<tr><td><a name="diff0024" /></td></tr>
522	<tr><td class="lineno" valign="top"></td><td class="lblock"> driven negotiation information (Section <span class="delete">4</span> of [Part3]) is being</td><td> </td><td class="rblock"> driven negotiation information (Section <span class="insert">5</span> of [Part3]) is being</td><td class="lineno" valign="top"></td></tr>
523	<tr><td class="lineno" valign="top"></td><td class="left"> provided so that the user (or user agent) can select a preferred</td><td> </td><td class="right"> provided so that the user (or user agent) can select a preferred</td><td class="lineno" valign="top"></td></tr>
524	<tr><td class="lineno" valign="top"></td><td class="left"> representation and redirect its request to that location.</td><td> </td><td class="right"> representation and redirect its request to that location.</td><td class="lineno" valign="top"></td></tr>
525	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
526	<tr><td class="lineno" valign="top"></td><td class="left"> Unless it was a HEAD request, the response SHOULD include an entity</td><td> </td><td class="right"> Unless it was a HEAD request, the response SHOULD include an entity</td><td class="lineno" valign="top"></td></tr>
527	<tr><td class="lineno" valign="top"></td><td class="left"> containing a list of resource characteristics and location(s) from</td><td> </td><td class="right"> containing a list of resource characteristics and location(s) from</td><td class="lineno" valign="top"></td></tr>
528	<tr><td class="lineno" valign="top"></td><td class="left"> which the user or user agent can choose the one most appropriate.</td><td> </td><td class="right"> which the user or user agent can choose the one most appropriate.</td><td class="lineno" valign="top"></td></tr>
529	<tr><td class="lineno" valign="top"></td><td class="left"> The entity format is specified by the media type given in the</td><td> </td><td class="right"> The entity format is specified by the media type given in the</td><td class="lineno" valign="top"></td></tr>
530	<tr><td class="lineno" valign="top"></td><td class="left"> Content-Type header field. Depending upon the format and the</td><td> </td><td class="right"> Content-Type header field. Depending upon the format and the</td><td class="lineno" valign="top"></td></tr>
531	<tr><td class="lineno" valign="top"></td><td class="left"> capabilities of the user agent, selection of the most appropriate</td><td> </td><td class="right"> capabilities of the user agent, selection of the most appropriate</td><td class="lineno" valign="top"></td></tr>
532	<tr><td class="lineno" valign="top"></td><td class="left"> choice MAY be performed automatically. However, this specification</td><td> </td><td class="right"> choice MAY be performed automatically. However, this specification</td><td class="lineno" valign="top"></td></tr>
533	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
534	<tr bgcolor="gray" ><td></td><th><a name="part-l13" /><small>skipping to change at</small><em> page 27, line 25</em></th><th> </th><th><a name="part-r13" /><small>skipping to change at</small><em> page 28, line 25</em></th><td></td></tr>
535	<tr><td class="lineno" valign="top"></td><td class="left"> buffers for reading or manipulating the Request-URI.</td><td> </td><td class="right"> buffers for reading or manipulating the Request-URI.</td><td class="lineno" valign="top"></td></tr>
536	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
537	<tr><td class="lineno" valign="top"></td><td class="left">9.4.16. 415 Unsupported Media Type</td><td> </td><td class="right">9.4.16. 415 Unsupported Media Type</td><td class="lineno" valign="top"></td></tr>
538	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
539	<tr><td class="lineno" valign="top"></td><td class="left"> The server is refusing to service the request because the entity of</td><td> </td><td class="right"> The server is refusing to service the request because the entity of</td><td class="lineno" valign="top"></td></tr>
540	<tr><td class="lineno" valign="top"></td><td class="left"> the request is in a format not supported by the requested resource</td><td> </td><td class="right"> the request is in a format not supported by the requested resource</td><td class="lineno" valign="top"></td></tr>
541	<tr><td class="lineno" valign="top"></td><td class="left"> for the requested method.</td><td> </td><td class="right"> for the requested method.</td><td class="lineno" valign="top"></td></tr>
542	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
543	<tr><td class="lineno" valign="top"></td><td class="left">9.4.17. 416 Requested Range Not Satisfiable</td><td> </td><td class="right">9.4.17. 416 Requested Range Not Satisfiable</td><td class="lineno" valign="top"></td></tr>
544	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
545	<tr><td><a name="diff0025" /></td></tr>
546	<tr><td class="lineno" valign="top"></td><td class="lblock"> The request included a Range request-header field (Section <span class="delete">5</span>.4 of</td><td> </td><td class="rblock"> The request included a Range request-header field (Section <span class="insert">6</span>.4 of</td><td class="lineno" valign="top"></td></tr>
547	<tr><td class="lineno" valign="top"></td><td class="left"> [Part5]) and none of the range-specifier values in this field overlap</td><td> </td><td class="right"> [Part5]) and none of the range-specifier values in this field overlap</td><td class="lineno" valign="top"></td></tr>
548	<tr><td class="lineno" valign="top"></td><td class="left"> the current extent of the selected resource.</td><td> </td><td class="right"> the current extent of the selected resource.</td><td class="lineno" valign="top"></td></tr>
549	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
550	<tr><td class="lineno" valign="top"></td><td class="left">9.4.18. 417 Expectation Failed</td><td> </td><td class="right">9.4.18. 417 Expectation Failed</td><td class="lineno" valign="top"></td></tr>
551	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
552	<tr><td class="lineno" valign="top"></td><td class="left"> The expectation given in an Expect request-header field (see</td><td> </td><td class="right"> The expectation given in an Expect request-header field (see</td><td class="lineno" valign="top"></td></tr>
553	<tr><td class="lineno" valign="top"></td><td class="left"> Section 10.2) could not be met by this server, or, if the server is a</td><td> </td><td class="right"> Section 10.2) could not be met by this server, or, if the server is a</td><td class="lineno" valign="top"></td></tr>
554	<tr><td class="lineno" valign="top"></td><td class="left"> proxy, the server has unambiguous evidence that the request could not</td><td> </td><td class="right"> proxy, the server has unambiguous evidence that the request could not</td><td class="lineno" valign="top"></td></tr>
555	<tr><td class="lineno" valign="top"></td><td class="left"> be met by the next-hop server.</td><td> </td><td class="right"> be met by the next-hop server.</td><td class="lineno" valign="top"></td></tr>
556	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
557	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
558	<tr bgcolor="gray" ><td></td><th><a name="part-l14" /><small>skipping to change at</small><em> page 28, line 43</em></th><th> </th><th><a name="part-r14" /><small>skipping to change at</small><em> page 29, line 43</em></th><td></td></tr>
559	<tr><td class="lineno" valign="top"></td><td class="left"> The server, while acting as a gateway or proxy, did not receive a</td><td> </td><td class="right"> The server, while acting as a gateway or proxy, did not receive a</td><td class="lineno" valign="top"></td></tr>
560	<tr><td class="lineno" valign="top"></td><td class="left"> timely response from the upstream server specified by the URI (e.g.</td><td> </td><td class="right"> timely response from the upstream server specified by the URI (e.g.</td><td class="lineno" valign="top"></td></tr>
561	<tr><td class="lineno" valign="top"></td><td class="left"> HTTP, FTP, LDAP) or some other auxiliary server (e.g. DNS) it needed</td><td> </td><td class="right"> HTTP, FTP, LDAP) or some other auxiliary server (e.g. DNS) it needed</td><td class="lineno" valign="top"></td></tr>
562	<tr><td class="lineno" valign="top"></td><td class="left"> to access in attempting to complete the request.</td><td> </td><td class="right"> to access in attempting to complete the request.</td><td class="lineno" valign="top"></td></tr>
563	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
564	<tr><td class="lineno" valign="top"></td><td class="left"> Note: Note to implementors: some deployed proxies are known to</td><td> </td><td class="right"> Note: Note to implementors: some deployed proxies are known to</td><td class="lineno" valign="top"></td></tr>
565	<tr><td class="lineno" valign="top"></td><td class="left"> return 400 or 500 when DNS lookups time out.</td><td> </td><td class="right"> return 400 or 500 when DNS lookups time out.</td><td class="lineno" valign="top"></td></tr>
566	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
567	<tr><td class="lineno" valign="top"></td><td class="left">9.5.6. 505 HTTP Version Not Supported</td><td> </td><td class="right">9.5.6. 505 HTTP Version Not Supported</td><td class="lineno" valign="top"></td></tr>
568	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
569	<tr><td><a name="diff0026" /></td></tr>
570	<tr><td class="lineno" valign="top"></td><td class="lblock"> The server does not support, or refuses to support, the <span class="delete">HTTP </span>protocol</td><td> </td><td class="rblock"> The server does not support, or refuses to support, the protocol</td><td class="lineno" valign="top"></td></tr>
571	<tr><td class="lineno" valign="top"></td><td class="left"> version that was used in the request message. The server is</td><td> </td><td class="right"> version that was used in the request message. The server is</td><td class="lineno" valign="top"></td></tr>
572	<tr><td class="lineno" valign="top"></td><td class="left"> indicating that it is unable or unwilling to complete the request</td><td> </td><td class="right"> indicating that it is unable or unwilling to complete the request</td><td class="lineno" valign="top"></td></tr>
573	<tr><td class="lineno" valign="top"></td><td class="left"> using the same major version as the client, as described in Section</td><td> </td><td class="right"> using the same major version as the client, as described in Section</td><td class="lineno" valign="top"></td></tr>
574	<tr><td class="lineno" valign="top"></td><td class="left"> 3.1 of [Part1], other than with this error message. The response</td><td> </td><td class="right"> 3.1 of [Part1], other than with this error message. The response</td><td class="lineno" valign="top"></td></tr>
575	<tr><td class="lineno" valign="top"></td><td class="left"> SHOULD contain an entity describing why that version is not supported</td><td> </td><td class="right"> SHOULD contain an entity describing why that version is not supported</td><td class="lineno" valign="top"></td></tr>
576	<tr><td class="lineno" valign="top"></td><td class="left"> and what other protocols are supported by that server.</td><td> </td><td class="right"> and what other protocols are supported by that server.</td><td class="lineno" valign="top"></td></tr>
577	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
578	<tr><td class="lineno" valign="top"></td><td class="left">10. Header Field Definitions</td><td> </td><td class="right">10. Header Field Definitions</td><td class="lineno" valign="top"></td></tr>
579	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
580	<tr><td class="lineno" valign="top"></td><td class="left"> This section defines the syntax and semantics of HTTP/1.1 header</td><td> </td><td class="right"> This section defines the syntax and semantics of HTTP/1.1 header</td><td class="lineno" valign="top"></td></tr>
581	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
582	<tr bgcolor="gray" ><td></td><th><a name="part-l15" /><small>skipping to change at</small><em> page 30, line 43</em></th><th> </th><th><a name="part-r15" /><small>skipping to change at</small><em> page 31, line 43</em></th><td></td></tr>
583	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
584	<tr><td class="lineno" valign="top"></td><td class="left">10.3. From</td><td> </td><td class="right">10.3. From</td><td class="lineno" valign="top"></td></tr>
585	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
586	<tr><td class="lineno" valign="top"></td><td class="left"> The From request-header field, if given, SHOULD contain an Internet</td><td> </td><td class="right"> The From request-header field, if given, SHOULD contain an Internet</td><td class="lineno" valign="top"></td></tr>
587	<tr><td class="lineno" valign="top"></td><td class="left"> e-mail address for the human user who controls the requesting user</td><td> </td><td class="right"> e-mail address for the human user who controls the requesting user</td><td class="lineno" valign="top"></td></tr>
588	<tr><td class="lineno" valign="top"></td><td class="left"> agent. The address SHOULD be machine-usable, as defined by "mailbox"</td><td> </td><td class="right"> agent. The address SHOULD be machine-usable, as defined by "mailbox"</td><td class="lineno" valign="top"></td></tr>
589	<tr><td class="lineno" valign="top"></td><td class="left"> in Section 3.4 of [RFC2822]:</td><td> </td><td class="right"> in Section 3.4 of [RFC2822]:</td><td class="lineno" valign="top"></td></tr>
590	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
591	<tr><td class="lineno" valign="top"></td><td class="left"> From = "From" ":" mailbox</td><td> </td><td class="right"> From = "From" ":" mailbox</td><td class="lineno" valign="top"></td></tr>
592	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
593	<tr><td><a name="diff0027" /></td></tr>
594	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"> <span class="insert">mailbox = <mailbox, defined in [RFC2822], Section 3.4></span></td><td class="lineno" valign="top"></td></tr>
595	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"> </td><td class="lineno" valign="top"></td></tr>
596	<tr><td class="lineno" valign="top"></td><td class="left"> An example is:</td><td> </td><td class="right"> An example is:</td><td class="lineno" valign="top"></td></tr>
597	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
598	<tr><td class="lineno" valign="top"></td><td class="left"> From: webmaster@example.org</td><td> </td><td class="right"> From: webmaster@example.org</td><td class="lineno" valign="top"></td></tr>
599	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
600	<tr><td class="lineno" valign="top"></td><td class="left"> This header field MAY be used for logging purposes and as a means for</td><td> </td><td class="right"> This header field MAY be used for logging purposes and as a means for</td><td class="lineno" valign="top"></td></tr>
601	<tr><td class="lineno" valign="top"></td><td class="left"> identifying the source of invalid or unwanted requests. It SHOULD</td><td> </td><td class="right"> identifying the source of invalid or unwanted requests. It SHOULD</td><td class="lineno" valign="top"></td></tr>
602	<tr><td class="lineno" valign="top"></td><td class="left"> NOT be used as an insecure form of access protection. The</td><td> </td><td class="right"> NOT be used as an insecure form of access protection. The</td><td class="lineno" valign="top"></td></tr>
603	<tr><td class="lineno" valign="top"></td><td class="left"> interpretation of this field is that the request is being performed</td><td> </td><td class="right"> interpretation of this field is that the request is being performed</td><td class="lineno" valign="top"></td></tr>
604	<tr><td class="lineno" valign="top"></td><td class="left"> on behalf of the person given, who accepts responsibility for the</td><td> </td><td class="right"> on behalf of the person given, who accepts responsibility for the</td><td class="lineno" valign="top"></td></tr>
605	<tr><td class="lineno" valign="top"></td><td class="left"> method performed. In particular, robot agents SHOULD include this</td><td> </td><td class="right"> method performed. In particular, robot agents SHOULD include this</td><td class="lineno" valign="top"></td></tr>
606	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
607	<tr bgcolor="gray" ><td></td><th><a name="part-l16" /><small>skipping to change at</small><em> page 31, line 35</em></th><th> </th><th><a name="part-r16" /><small>skipping to change at</small><em> page 32, line 37</em></th><td></td></tr>
608	<tr><td class="lineno" valign="top"></td><td class="left"> by the request. For 3xx responses, the location SHOULD indicate the</td><td> </td><td class="right"> by the request. For 3xx responses, the location SHOULD indicate the</td><td class="lineno" valign="top"></td></tr>
609	<tr><td class="lineno" valign="top"></td><td class="left"> server's preferred URI for automatic redirection to the resource.</td><td> </td><td class="right"> server's preferred URI for automatic redirection to the resource.</td><td class="lineno" valign="top"></td></tr>
610	<tr><td class="lineno" valign="top"></td><td class="left"> The field value consists of a single absolute URI.</td><td> </td><td class="right"> The field value consists of a single absolute URI.</td><td class="lineno" valign="top"></td></tr>
611	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
612	<tr><td class="lineno" valign="top"></td><td class="left"> Location = "Location" ":" absoluteURI [ "#" fragment ]</td><td> </td><td class="right"> Location = "Location" ":" absoluteURI [ "#" fragment ]</td><td class="lineno" valign="top"></td></tr>
613	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
614	<tr><td class="lineno" valign="top"></td><td class="left"> An example is:</td><td> </td><td class="right"> An example is:</td><td class="lineno" valign="top"></td></tr>
615	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
616	<tr><td class="lineno" valign="top"></td><td class="left"> Location: http://www.example.org/pub/WWW/People.html</td><td> </td><td class="right"> Location: http://www.example.org/pub/WWW/People.html</td><td class="lineno" valign="top"></td></tr>
617	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
618	<tr><td><a name="diff0028" /></td></tr>
619	<tr><td class="lineno" valign="top"></td><td class="lblock"> Note: The Content-Location header field (Section <span class="delete">5</span>.7 of [Part3])</td><td> </td><td class="rblock"> Note: The Content-Location header field (Section <span class="insert">6</span>.7 of [Part3])</td><td class="lineno" valign="top"></td></tr>
620	<tr><td class="lineno" valign="top"></td><td class="left"> differs from Location in that the Content-Location identifies the</td><td> </td><td class="right"> differs from Location in that the Content-Location identifies the</td><td class="lineno" valign="top"></td></tr>
621	<tr><td class="lineno" valign="top"></td><td class="left"> original location of the entity enclosed in the request. It is</td><td> </td><td class="right"> original location of the entity enclosed in the request. It is</td><td class="lineno" valign="top"></td></tr>
622	<tr><td class="lineno" valign="top"></td><td class="left"> therefore possible for a response to contain header fields for</td><td> </td><td class="right"> therefore possible for a response to contain header fields for</td><td class="lineno" valign="top"></td></tr>
623	<tr><td class="lineno" valign="top"></td><td class="left"> both Location and Content-Location.</td><td> </td><td class="right"> both Location and Content-Location.</td><td class="lineno" valign="top"></td></tr>
624	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
625	<tr><td class="lineno" valign="top"></td><td class="left"> There are circumstances in which a fragment identifier in a Location</td><td> </td><td class="right"> There are circumstances in which a fragment identifier in a Location</td><td class="lineno" valign="top"></td></tr>
626	<tr><td class="lineno" valign="top"></td><td class="left"> URL would not be appropriate:</td><td> </td><td class="right"> URL would not be appropriate:</td><td class="lineno" valign="top"></td></tr>
627	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
628	<tr><td class="lineno" valign="top"></td><td class="left"> o With a 201 Created response, because in this usage the Location</td><td> </td><td class="right"> o With a 201 Created response, because in this usage the Location</td><td class="lineno" valign="top"></td></tr>
629	<tr><td class="lineno" valign="top"></td><td class="left"> header specifies the URL for the entire created resource.</td><td> </td><td class="right"> header specifies the URL for the entire created resource.</td><td class="lineno" valign="top"></td></tr>
630	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
631	<tr bgcolor="gray" ><td></td><th><a name="part-l17" /><small>skipping to change at</small><em> page 33, line 19</em></th><th> </th><th><a name="part-r17" /><small>skipping to change at</small><em> page 34, line 19</em></th><td></td></tr>
632	<tr><td class="lineno" valign="top"></td><td class="left"> The Retry-After response-header field can be used with a 503 (Service</td><td> </td><td class="right"> The Retry-After response-header field can be used with a 503 (Service</td><td class="lineno" valign="top"></td></tr>
633	<tr><td class="lineno" valign="top"></td><td class="left"> Unavailable) response to indicate how long the service is expected to</td><td> </td><td class="right"> Unavailable) response to indicate how long the service is expected to</td><td class="lineno" valign="top"></td></tr>
634	<tr><td class="lineno" valign="top"></td><td class="left"> be unavailable to the requesting client. This field MAY also be used</td><td> </td><td class="right"> be unavailable to the requesting client. This field MAY also be used</td><td class="lineno" valign="top"></td></tr>
635	<tr><td class="lineno" valign="top"></td><td class="left"> with any 3xx (Redirection) response to indicate the minimum time the</td><td> </td><td class="right"> with any 3xx (Redirection) response to indicate the minimum time the</td><td class="lineno" valign="top"></td></tr>
636	<tr><td class="lineno" valign="top"></td><td class="left"> user-agent is asked wait before issuing the redirected request. The</td><td> </td><td class="right"> user-agent is asked wait before issuing the redirected request. The</td><td class="lineno" valign="top"></td></tr>
637	<tr><td class="lineno" valign="top"></td><td class="left"> value of this field can be either an HTTP-date or an integer number</td><td> </td><td class="right"> value of this field can be either an HTTP-date or an integer number</td><td class="lineno" valign="top"></td></tr>
638	<tr><td class="lineno" valign="top"></td><td class="left"> of seconds (in decimal) after the time of the response.</td><td> </td><td class="right"> of seconds (in decimal) after the time of the response.</td><td class="lineno" valign="top"></td></tr>
639	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
640	<tr><td class="lineno" valign="top"></td><td class="left"> Retry-After = "Retry-After" ":" ( HTTP-date \| delta-seconds )</td><td> </td><td class="right"> Retry-After = "Retry-After" ":" ( HTTP-date \| delta-seconds )</td><td class="lineno" valign="top"></td></tr>
641	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
642	<tr><td><a name="diff0029" /></td></tr>
643	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"> <span class="insert">Time spans are non-negative decimal integers, representing time in</span></td><td class="lineno" valign="top"></td></tr>
644	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> seconds.</span></td><td class="lineno" valign="top"></td></tr>
645	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
646	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> delta-seconds = 1*DIGIT</span></td><td class="lineno" valign="top"></td></tr>
647	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"> </td><td class="lineno" valign="top"></td></tr>
648	<tr><td class="lineno" valign="top"></td><td class="left"> Two examples of its use are</td><td> </td><td class="right"> Two examples of its use are</td><td class="lineno" valign="top"></td></tr>
649	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
650	<tr><td class="lineno" valign="top"></td><td class="left"> Retry-After: Fri, 31 Dec 1999 23:59:59 GMT</td><td> </td><td class="right"> Retry-After: Fri, 31 Dec 1999 23:59:59 GMT</td><td class="lineno" valign="top"></td></tr>
651	<tr><td class="lineno" valign="top"></td><td class="left"> Retry-After: 120</td><td> </td><td class="right"> Retry-After: 120</td><td class="lineno" valign="top"></td></tr>
652	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
653	<tr><td class="lineno" valign="top"></td><td class="left"> In the latter example, the delay is 2 minutes.</td><td> </td><td class="right"> In the latter example, the delay is 2 minutes.</td><td class="lineno" valign="top"></td></tr>
654	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
655	<tr><td class="lineno" valign="top"></td><td class="left">10.8. Server</td><td> </td><td class="right">10.8. Server</td><td class="lineno" valign="top"></td></tr>
656	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
657	<tr><td class="lineno" valign="top"></td><td class="left"> The Server response-header field contains information about the</td><td> </td><td class="right"> The Server response-header field contains information about the</td><td class="lineno" valign="top"></td></tr>
658	<tr><td class="lineno" valign="top"></td><td class="left"> software used by the origin server to handle the request. The field</td><td> </td><td class="right"> software used by the origin server to handle the request. The field</td><td class="lineno" valign="top"></td></tr>
659	<tr><td><a name="diff0030" /></td></tr>
660	<tr><td class="lineno" valign="top"></td><td class="lblock"> can contain multiple product tokens (Section <span class="delete">2)</span> and comments</td><td> </td><td class="rblock"> can contain multiple product tokens (Section <span class="insert">3.5 of [Part1])</span> and</td><td class="lineno" valign="top"></td></tr>
661	<tr><td class="lineno" valign="top"></td><td class="lblock"> identifying the server and any significant subproducts. The product</td><td> </td><td class="rblock"> comments identifying the server and any significant subproducts. The</td><td class="lineno" valign="top"></td></tr>
662	<tr><td class="lineno" valign="top"></td><td class="lblock"> tokens are listed in order of their significance for identifying the</td><td> </td><td class="rblock"> product tokens are listed in order of their significance for</td><td class="lineno" valign="top"></td></tr>
663	<tr><td class="lineno" valign="top"></td><td class="lblock"> application.</td><td> </td><td class="rblock"> identifying the application.</td><td class="lineno" valign="top"></td></tr>
664	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
665	<tr><td class="lineno" valign="top"></td><td class="left"> Server = "Server" ":" 1( product \| comment )</td><td> </td><td class="right"> Server = "Server" ":" 1( product \| comment )</td><td class="lineno" valign="top"></td></tr>
666	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
667	<tr><td class="lineno" valign="top"></td><td class="left"> Example:</td><td> </td><td class="right"> Example:</td><td class="lineno" valign="top"></td></tr>
668	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
669	<tr><td class="lineno" valign="top"></td><td class="left"> Server: CERN/3.0 libwww/2.17</td><td> </td><td class="right"> Server: CERN/3.0 libwww/2.17</td><td class="lineno" valign="top"></td></tr>
670	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
671	<tr><td class="lineno" valign="top"></td><td class="left"> If the response is being forwarded through a proxy, the proxy</td><td> </td><td class="right"> If the response is being forwarded through a proxy, the proxy</td><td class="lineno" valign="top"></td></tr>
672	<tr><td class="lineno" valign="top"></td><td class="left"> application MUST NOT modify the Server response-header. Instead, it</td><td> </td><td class="right"> application MUST NOT modify the Server response-header. Instead, it</td><td class="lineno" valign="top"></td></tr>
673	<tr><td class="lineno" valign="top"></td><td class="left"> MUST include a Via field (as described in Section 8.9 of [Part1]).</td><td> </td><td class="right"> MUST include a Via field (as described in Section 8.9 of [Part1]).</td><td class="lineno" valign="top"></td></tr>
674	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
675	<tr bgcolor="gray" ><td></td><th><a name="part-l18" /><small>skipping to change at</small><em> page 34, line 13</em></th><th> </th><th><a name="part-r18" /><small>skipping to change at</small><em> page 35, line 15</em></th><td></td></tr>
676	<tr><td class="lineno" valign="top"></td><td class="left"> option.</td><td> </td><td class="right"> option.</td><td class="lineno" valign="top"></td></tr>
677	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
678	<tr><td class="lineno" valign="top"></td><td class="left">10.9. User-Agent</td><td> </td><td class="right">10.9. User-Agent</td><td class="lineno" valign="top"></td></tr>
679	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
680	<tr><td class="lineno" valign="top"></td><td class="left"> The User-Agent request-header field contains information about the</td><td> </td><td class="right"> The User-Agent request-header field contains information about the</td><td class="lineno" valign="top"></td></tr>
681	<tr><td class="lineno" valign="top"></td><td class="left"> user agent originating the request. This is for statistical</td><td> </td><td class="right"> user agent originating the request. This is for statistical</td><td class="lineno" valign="top"></td></tr>
682	<tr><td class="lineno" valign="top"></td><td class="left"> purposes, the tracing of protocol violations, and automated</td><td> </td><td class="right"> purposes, the tracing of protocol violations, and automated</td><td class="lineno" valign="top"></td></tr>
683	<tr><td class="lineno" valign="top"></td><td class="left"> recognition of user agents for the sake of tailoring responses to</td><td> </td><td class="right"> recognition of user agents for the sake of tailoring responses to</td><td class="lineno" valign="top"></td></tr>
684	<tr><td class="lineno" valign="top"></td><td class="left"> avoid particular user agent limitations. User agents SHOULD include</td><td> </td><td class="right"> avoid particular user agent limitations. User agents SHOULD include</td><td class="lineno" valign="top"></td></tr>
685	<tr><td class="lineno" valign="top"></td><td class="left"> this field with requests. The field can contain multiple product</td><td> </td><td class="right"> this field with requests. The field can contain multiple product</td><td class="lineno" valign="top"></td></tr>
686	<tr><td><a name="diff0031" /></td></tr>
687	<tr><td class="lineno" valign="top"></td><td class="lblock"> tokens (Section <span class="delete">2)</span> and comments identifying the agent and any</td><td> </td><td class="rblock"> tokens (Section <span class="insert">3.5 of [Part1])</span> and comments identifying the agent</td><td class="lineno" valign="top"></td></tr>
688	<tr><td class="lineno" valign="top"></td><td class="lblock"> subproducts which form a significant part of the user agent. By</td><td> </td><td class="rblock"> and any subproducts which form a significant part of the user agent.</td><td class="lineno" valign="top"></td></tr>
689	<tr><td class="lineno" valign="top"></td><td class="lblock"> convention, the product tokens are listed in order of their</td><td> </td><td class="rblock"> By convention, the product tokens are listed in order of their</td><td class="lineno" valign="top"></td></tr>
690	<tr><td class="lineno" valign="top"></td><td class="left"> significance for identifying the application.</td><td> </td><td class="right"> significance for identifying the application.</td><td class="lineno" valign="top"></td></tr>
691	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
692	<tr><td class="lineno" valign="top"></td><td class="left"> User-Agent = "User-Agent" ":" 1( product \| comment )</td><td> </td><td class="right"> User-Agent = "User-Agent" ":" 1( product \| comment )</td><td class="lineno" valign="top"></td></tr>
693	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
694	<tr><td class="lineno" valign="top"></td><td class="left"> Example:</td><td> </td><td class="right"> Example:</td><td class="lineno" valign="top"></td></tr>
695	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
696	<tr><td class="lineno" valign="top"></td><td class="left"> User-Agent: CERN-LineMode/2.15 libwww/2.17b3</td><td> </td><td class="right"> User-Agent: CERN-LineMode/2.15 libwww/2.17b3</td><td class="lineno" valign="top"></td></tr>
697	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
698	<tr><td class="lineno" valign="top"></td><td class="left">11. IANA Considerations</td><td> </td><td class="right">11. IANA Considerations</td><td class="lineno" valign="top"></td></tr>
699	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
700	<tr><td><a name="diff0032" /></td></tr>
701	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">TBD.</span></td><td> </td><td class="rblock"> <span class="insert">[[anchor1: TBD.]]</span></td><td class="lineno" valign="top"></td></tr>
702	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
703	<tr><td class="lineno" valign="top"></td><td class="left">12. Security Considerations</td><td> </td><td class="right">12. Security Considerations</td><td class="lineno" valign="top"></td></tr>
704	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
705	<tr><td class="lineno" valign="top"></td><td class="left"> This section is meant to inform application developers, information</td><td> </td><td class="right"> This section is meant to inform application developers, information</td><td class="lineno" valign="top"></td></tr>
706	<tr><td class="lineno" valign="top"></td><td class="left"> providers, and users of the security limitations in HTTP/1.1 as</td><td> </td><td class="right"> providers, and users of the security limitations in HTTP/1.1 as</td><td class="lineno" valign="top"></td></tr>
707	<tr><td class="lineno" valign="top"></td><td class="left"> described by this document. The discussion does not include</td><td> </td><td class="right"> described by this document. The discussion does not include</td><td class="lineno" valign="top"></td></tr>
708	<tr><td class="lineno" valign="top"></td><td class="left"> definitive solutions to the problems revealed, though it does make</td><td> </td><td class="right"> definitive solutions to the problems revealed, though it does make</td><td class="lineno" valign="top"></td></tr>
709	<tr><td class="lineno" valign="top"></td><td class="left"> some suggestions for reducing security risks.</td><td> </td><td class="right"> some suggestions for reducing security risks.</td><td class="lineno" valign="top"></td></tr>
710	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
711	<tr><td class="lineno" valign="top"></td><td class="left">12.1. Transfer of Sensitive Information</td><td> </td><td class="right">12.1. Transfer of Sensitive Information</td><td class="lineno" valign="top"></td></tr>
712	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
713	<tr bgcolor="gray" ><td></td><th><a name="part-l19" /><small>skipping to change at</small><em> page 35, line 35</em></th><th> </th><th><a name="part-r19" /><small>skipping to change at</small><em> page 36, line 37</em></th><td></td></tr>
714	<tr><td class="lineno" valign="top"></td><td class="left"> We suggest, though do not require, that a convenient toggle interface</td><td> </td><td class="right"> We suggest, though do not require, that a convenient toggle interface</td><td class="lineno" valign="top"></td></tr>
715	<tr><td class="lineno" valign="top"></td><td class="left"> be provided for the user to enable or disable the sending of From and</td><td> </td><td class="right"> be provided for the user to enable or disable the sending of From and</td><td class="lineno" valign="top"></td></tr>
716	<tr><td class="lineno" valign="top"></td><td class="left"> Referer information.</td><td> </td><td class="right"> Referer information.</td><td class="lineno" valign="top"></td></tr>
717	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
718	<tr><td class="lineno" valign="top"></td><td class="left"> The User-Agent (Section 10.9) or Server (Section 10.8) header fields</td><td> </td><td class="right"> The User-Agent (Section 10.9) or Server (Section 10.8) header fields</td><td class="lineno" valign="top"></td></tr>
719	<tr><td class="lineno" valign="top"></td><td class="left"> can sometimes be used to determine that a specific client or server</td><td> </td><td class="right"> can sometimes be used to determine that a specific client or server</td><td class="lineno" valign="top"></td></tr>
720	<tr><td class="lineno" valign="top"></td><td class="left"> have a particular security hole which might be exploited.</td><td> </td><td class="right"> have a particular security hole which might be exploited.</td><td class="lineno" valign="top"></td></tr>
721	<tr><td class="lineno" valign="top"></td><td class="left"> Unfortunately, this same information is often used for other valuable</td><td> </td><td class="right"> Unfortunately, this same information is often used for other valuable</td><td class="lineno" valign="top"></td></tr>
722	<tr><td class="lineno" valign="top"></td><td class="left"> purposes for which HTTP currently has no better mechanism.</td><td> </td><td class="right"> purposes for which HTTP currently has no better mechanism.</td><td class="lineno" valign="top"></td></tr>
723	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
724	<tr><td><a name="diff0033" /></td></tr>
725	<tr><td class="lineno" valign="top"></td><td class="lblock">12.2. Encoding Sensitive Information in URI<span class="delete">'</span>s</td><td> </td><td class="rblock">12.2. Encoding Sensitive Information in URIs</td><td class="lineno" valign="top"></td></tr>
726	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
727	<tr><td class="lineno" valign="top"></td><td class="left"> Because the source of a link might be private information or might</td><td> </td><td class="right"> Because the source of a link might be private information or might</td><td class="lineno" valign="top"></td></tr>
728	<tr><td class="lineno" valign="top"></td><td class="left"> reveal an otherwise private information source, it is strongly</td><td> </td><td class="right"> reveal an otherwise private information source, it is strongly</td><td class="lineno" valign="top"></td></tr>
729	<tr><td class="lineno" valign="top"></td><td class="left"> recommended that the user be able to select whether or not the</td><td> </td><td class="right"> recommended that the user be able to select whether or not the</td><td class="lineno" valign="top"></td></tr>
730	<tr><td class="lineno" valign="top"></td><td class="left"> Referer field is sent. For example, a browser client could have a</td><td> </td><td class="right"> Referer field is sent. For example, a browser client could have a</td><td class="lineno" valign="top"></td></tr>
731	<tr><td class="lineno" valign="top"></td><td class="left"> toggle switch for browsing openly/anonymously, which would</td><td> </td><td class="right"> toggle switch for browsing openly/anonymously, which would</td><td class="lineno" valign="top"></td></tr>
732	<tr><td class="lineno" valign="top"></td><td class="left"> respectively enable/disable the sending of Referer and From</td><td> </td><td class="right"> respectively enable/disable the sending of Referer and From</td><td class="lineno" valign="top"></td></tr>
733	<tr><td class="lineno" valign="top"></td><td class="left"> information.</td><td> </td><td class="right"> information.</td><td class="lineno" valign="top"></td></tr>
734	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
735	<tr><td class="lineno" valign="top"></td><td class="left"> Clients SHOULD NOT include a Referer header field in a (non-secure)</td><td> </td><td class="right"> Clients SHOULD NOT include a Referer header field in a (non-secure)</td><td class="lineno" valign="top"></td></tr>
736	<tr><td class="lineno" valign="top"></td><td class="left"> HTTP request if the referring page was transferred with a secure</td><td> </td><td class="right"> HTTP request if the referring page was transferred with a secure</td><td class="lineno" valign="top"></td></tr>
737	<tr><td class="lineno" valign="top"></td><td class="left"> protocol.</td><td> </td><td class="right"> protocol.</td><td class="lineno" valign="top"></td></tr>
738	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
739	<tr><td><a name="diff0034" /></td></tr>
740	<tr><td class="lineno" valign="top"></td><td class="lblock"> Authors of services <span class="delete">which</span> use <span class="delete">the HTTP protocol SHOULD NOT use GET</span></td><td> </td><td class="rblock"> Authors of services <span class="insert">should not</span> use <span class="insert">GET-based</span> forms for the submission</td><td class="lineno" valign="top"></td></tr>
741	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> based</span> forms for the submission of sensitive <span class="delete">data,</span> because <span class="delete">this will</span></td><td> </td><td class="rblock"> of sensitive <span class="insert">data</span> because <span class="insert">that</span> data <span class="insert">will</span> be encoded in the <span class="insert">Request-</span></td><td class="lineno" valign="top"></td></tr>
742	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> cause this</span> data <span class="delete">to</span> be encoded in the <span class="delete">Request-URI.</span> Many existing</td><td> </td><td class="rblock"><span class="insert"> URI.</span> Many existing servers, proxies, and user agents log <span class="insert">or display</span></td><td class="lineno" valign="top"></td></tr>
743	<tr><td class="lineno" valign="top"></td><td class="lblock"> servers, proxies, and user agents <span class="delete">will</span> log the <span class="delete">request URI</span> in <span class="delete">some</span></td><td> </td><td class="rblock"> the <span class="insert">Request-URI</span> in <span class="insert">places</span> where it might be visible to third parties.</td><td class="lineno" valign="top"></td></tr>
744	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> place</span> where it might be visible to third parties. <span class="delete">Servers</span> can use</td><td> </td><td class="rblock"> <span class="insert">Such services</span> can use POST-based form submission <span class="insert">instead.</span></td><td class="lineno" valign="top"></td></tr>
745	<tr><td class="lineno" valign="top"></td><td class="lblock"> POST-based form submission <span class="delete">instead</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
746	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
747	<tr><td class="lineno" valign="top"></td><td class="left">12.3. Location Headers and Spoofing</td><td> </td><td class="right">12.3. Location Headers and Spoofing</td><td class="lineno" valign="top"></td></tr>
748	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
749	<tr><td class="lineno" valign="top"></td><td class="left"> If a single server supports multiple organizations that do not trust</td><td> </td><td class="right"> If a single server supports multiple organizations that do not trust</td><td class="lineno" valign="top"></td></tr>
750	<tr><td class="lineno" valign="top"></td><td class="left"> one another, then it MUST check the values of Location and Content-</td><td> </td><td class="right"> one another, then it MUST check the values of Location and Content-</td><td class="lineno" valign="top"></td></tr>
751	<tr><td class="lineno" valign="top"></td><td class="left"> Location headers in responses that are generated under control of</td><td> </td><td class="right"> Location headers in responses that are generated under control of</td><td class="lineno" valign="top"></td></tr>
752	<tr><td class="lineno" valign="top"></td><td class="left"> said organizations to make sure that they do not attempt to</td><td> </td><td class="right"> said organizations to make sure that they do not attempt to</td><td class="lineno" valign="top"></td></tr>
753	<tr><td class="lineno" valign="top"></td><td class="left"> invalidate resources over which they have no authority.</td><td> </td><td class="right"> invalidate resources over which they have no authority.</td><td class="lineno" valign="top"></td></tr>
754	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
755	<tr><td class="lineno" valign="top"></td><td class="left">13. Acknowledgments</td><td> </td><td class="right">13. Acknowledgments</td><td class="lineno" valign="top"></td></tr>
756	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
757	<tr><td class="lineno" valign="top"></td><td class="left">14. References</td><td> </td><td class="right">14. References</td><td class="lineno" valign="top"></td></tr>
758	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
759	<tr><td class="lineno" valign="top"></td><td class="left">14.1. Normative References</td><td> </td><td class="right">14.1. Normative References</td><td class="lineno" valign="top"></td></tr>
760	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
761	<tr><td class="lineno" valign="top"></td><td class="left"> [Part1] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right"> [Part1] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
762	<tr><td class="lineno" valign="top"></td><td class="left"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td> </td><td class="right"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td class="lineno" valign="top"></td></tr>
763	<tr><td class="lineno" valign="top"></td><td class="left"> and J. Reschke, Ed., "HTTP/1.1, part 1: URIs, Connections,</td><td> </td><td class="right"> and J. Reschke, Ed., "HTTP/1.1, part 1: URIs, Connections,</td><td class="lineno" valign="top"></td></tr>
764	<tr><td><a name="diff0035" /></td></tr>
765	<tr><td class="lineno" valign="top"></td><td class="lblock"> and Message Parsing", <span class="delete">draft-ietf-httpbis-p1-messaging-01</span></td><td> </td><td class="rblock"> and Message Parsing", <span class="insert">draft-ietf-httpbis-p1-messaging-02</span></td><td class="lineno" valign="top"></td></tr>
766	<tr><td class="lineno" valign="top"></td><td class="lblock"> (work in progress), <span class="delete">January</span> 2008.</td><td> </td><td class="rblock"> (work in progress), <span class="insert">February</span> 2008.</td><td class="lineno" valign="top"></td></tr>
767	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
768	<tr><td class="lineno" valign="top"></td><td class="left"> [Part3] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right"> [Part3] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
769	<tr><td class="lineno" valign="top"></td><td class="left"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td> </td><td class="right"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td class="lineno" valign="top"></td></tr>
770	<tr><td class="lineno" valign="top"></td><td class="left"> and J. Reschke, Ed., "HTTP/1.1, part 3: Message Payload</td><td> </td><td class="right"> and J. Reschke, Ed., "HTTP/1.1, part 3: Message Payload</td><td class="lineno" valign="top"></td></tr>
771	<tr><td><a name="diff0036" /></td></tr>
772	<tr><td class="lineno" valign="top"></td><td class="lblock"> and Content Negotiation", <span class="delete">draft-ietf-httpbis-p3-payload-01</span></td><td> </td><td class="rblock"> and Content Negotiation", <span class="insert">draft-ietf-httpbis-p3-payload-02</span></td><td class="lineno" valign="top"></td></tr>
773	<tr><td class="lineno" valign="top"></td><td class="lblock"> (work in progress), <span class="delete">January</span> 2008.</td><td> </td><td class="rblock"> (work in progress), <span class="insert">February</span> 2008.</td><td class="lineno" valign="top"></td></tr>
774	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
775	<tr><td class="lineno" valign="top"></td><td class="left"> [Part4] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right"> [Part4] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
776	<tr><td class="lineno" valign="top"></td><td class="left"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td> </td><td class="right"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td class="lineno" valign="top"></td></tr>
777	<tr><td class="lineno" valign="top"></td><td class="left"> and J. Reschke, Ed., "HTTP/1.1, part 4: Conditional</td><td> </td><td class="right"> and J. Reschke, Ed., "HTTP/1.1, part 4: Conditional</td><td class="lineno" valign="top"></td></tr>
778	<tr><td><a name="diff0037" /></td></tr>
779	<tr><td class="lineno" valign="top"></td><td class="lblock"> Requests", <span class="delete">draft-ietf-httpbis-p4-conditional-01</span> (work in</td><td> </td><td class="rblock"> Requests", <span class="insert">draft-ietf-httpbis-p4-conditional-02</span> (work in</td><td class="lineno" valign="top"></td></tr>
780	<tr><td class="lineno" valign="top"></td><td class="lblock"> progress), <span class="delete">January</span> 2008.</td><td> </td><td class="rblock"> progress), <span class="insert">February</span> 2008.</td><td class="lineno" valign="top"></td></tr>
781	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
782	<tr><td class="lineno" valign="top"></td><td class="left"> [Part5] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right"> [Part5] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
783	<tr><td class="lineno" valign="top"></td><td class="left"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td> </td><td class="right"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td class="lineno" valign="top"></td></tr>
784	<tr><td class="lineno" valign="top"></td><td class="left"> and J. Reschke, Ed., "HTTP/1.1, part 5: Range Requests and</td><td> </td><td class="right"> and J. Reschke, Ed., "HTTP/1.1, part 5: Range Requests and</td><td class="lineno" valign="top"></td></tr>
785	<tr><td><a name="diff0038" /></td></tr>
786	<tr><td class="lineno" valign="top"></td><td class="lblock"> Partial Responses", <span class="delete">draft-ietf-httpbis-p5-range-01</span> (work</td><td> </td><td class="rblock"> Partial Responses", <span class="insert">draft-ietf-httpbis-p5-range-02</span> (work</td><td class="lineno" valign="top"></td></tr>
787	<tr><td class="lineno" valign="top"></td><td class="lblock"> in progress), <span class="delete">January</span> 2008.</td><td> </td><td class="rblock"> in progress), <span class="insert">February</span> 2008.</td><td class="lineno" valign="top"></td></tr>
788	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
789	<tr><td class="lineno" valign="top"></td><td class="left"> [Part6] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right"> [Part6] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
790	<tr><td class="lineno" valign="top"></td><td class="left"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td> </td><td class="right"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td class="lineno" valign="top"></td></tr>
791	<tr><td class="lineno" valign="top"></td><td class="left"> and J. Reschke, Ed., "HTTP/1.1, part 6: Caching",</td><td> </td><td class="right"> and J. Reschke, Ed., "HTTP/1.1, part 6: Caching",</td><td class="lineno" valign="top"></td></tr>
792	<tr><td><a name="diff0039" /></td></tr>
793	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">draft-ietf-httpbis-p6-cache-01</span> (work in progress),</td><td> </td><td class="rblock"> <span class="insert">draft-ietf-httpbis-p6-cache-02</span> (work in progress),</td><td class="lineno" valign="top"></td></tr>
794	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">January</span> 2008.</td><td> </td><td class="rblock"> <span class="insert">February</span> 2008.</td><td class="lineno" valign="top"></td></tr>
795	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
796	<tr><td class="lineno" valign="top"></td><td class="left"> [Part7] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right"> [Part7] Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
797	<tr><td class="lineno" valign="top"></td><td class="left"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td> </td><td class="right"> Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y., Ed.,</td><td class="lineno" valign="top"></td></tr>
798	<tr><td class="lineno" valign="top"></td><td class="left"> and J. Reschke, Ed., "HTTP/1.1, part 7: Authentication",</td><td> </td><td class="right"> and J. Reschke, Ed., "HTTP/1.1, part 7: Authentication",</td><td class="lineno" valign="top"></td></tr>
799	<tr><td><a name="diff0040" /></td></tr>
800	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">draft-ietf-httpbis-p7-auth-01</span> (work in progress),</td><td> </td><td class="rblock"> <span class="insert">draft-ietf-httpbis-p7-auth-02</span> (work in progress),</td><td class="lineno" valign="top"></td></tr>
801	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">January</span> 2008.</td><td> </td><td class="rblock"> <span class="insert">February</span> 2008.</td><td class="lineno" valign="top"></td></tr>
802	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
803	<tr><td class="lineno" valign="top"></td><td class="left"> [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate</td><td> </td><td class="right"> [RFC2119] Bradner, S., "Key words for use in RFCs to Indicate</td><td class="lineno" valign="top"></td></tr>
804	<tr><td class="lineno" valign="top"></td><td class="left"> Requirement Levels", BCP 14, RFC 2119, March 1997.</td><td> </td><td class="right"> Requirement Levels", BCP 14, RFC 2119, March 1997.</td><td class="lineno" valign="top"></td></tr>
805	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
806	<tr><td class="lineno" valign="top"></td><td class="left">14.2. Informative References</td><td> </td><td class="right">14.2. Informative References</td><td class="lineno" valign="top"></td></tr>
807	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
808	<tr><td class="lineno" valign="top"></td><td class="left"> [Luo1998] Luotonen, A., "Tunneling TCP based protocols through Web</td><td> </td><td class="right"> [Luo1998] Luotonen, A., "Tunneling TCP based protocols through Web</td><td class="lineno" valign="top"></td></tr>
809	<tr><td class="lineno" valign="top"></td><td class="left"> proxy servers", draft-luotonen-web-proxy-tunneling-01</td><td> </td><td class="right"> proxy servers", draft-luotonen-web-proxy-tunneling-01</td><td class="lineno" valign="top"></td></tr>
810	<tr><td class="lineno" valign="top"></td><td class="left"> (work in progress), August 1998.</td><td> </td><td class="right"> (work in progress), August 1998.</td><td class="lineno" valign="top"></td></tr>
811	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
812	<tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
813	<tr bgcolor="gray" ><td></td><th><a name="part-l20" /><small>skipping to change at</small><em> page 39, line 46</em></th><th> </th><th><a name="part-r20" /><small>skipping to change at</small><em> page 41, line 5</em></th><td></td></tr>
814	<tr><td class="lineno" valign="top"></td><td class="left"> o <http://www3.tools.ietf.org/wg/httpbis/trac/ticket/65>:</td><td> </td><td class="right"> o <http://www3.tools.ietf.org/wg/httpbis/trac/ticket/65>:</td><td class="lineno" valign="top"></td></tr>
815	<tr><td class="lineno" valign="top"></td><td class="left"> "Informative references"</td><td> </td><td class="right"> "Informative references"</td><td class="lineno" valign="top"></td></tr>
816	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
817	<tr><td class="lineno" valign="top"></td><td class="left"> o <http://www3.tools.ietf.org/wg/httpbis/trac/ticket/84>: "Redundant</td><td> </td><td class="right"> o <http://www3.tools.ietf.org/wg/httpbis/trac/ticket/84>: "Redundant</td><td class="lineno" valign="top"></td></tr>
818	<tr><td class="lineno" valign="top"></td><td class="left"> cross-references"</td><td> </td><td class="right"> cross-references"</td><td class="lineno" valign="top"></td></tr>
819	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
820	<tr><td class="lineno" valign="top"></td><td class="left"> Other changes:</td><td> </td><td class="right"> Other changes:</td><td class="lineno" valign="top"></td></tr>
821	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
822	<tr><td class="lineno" valign="top"></td><td class="left"> o Move definitions of 304 and 412 condition codes to [Part4]</td><td> </td><td class="right"> o Move definitions of 304 and 412 condition codes to [Part4]</td><td class="lineno" valign="top"></td></tr>
823	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
824	<tr><td><a name="diff0041" /></td></tr>
825	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">B.3. Since draft-ietf-httpbis-p2-semantics-01</span></td><td class="lineno" valign="top"></td></tr>
826	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
827	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Closed issues:</span></td><td class="lineno" valign="top"></td></tr>
828	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
829	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> o <http://www3.tools.ietf.org/wg/httpbis/trac/ticket/21>: "PUT side</span></td><td class="lineno" valign="top"></td></tr>
830	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> effects"</span></td><td class="lineno" valign="top"></td></tr>
831	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
832	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> o <http://www3.tools.ietf.org/wg/httpbis/trac/ticket/91>: "Duplicate</span></td><td class="lineno" valign="top"></td></tr>
833	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Host header requirements"</span></td><td class="lineno" valign="top"></td></tr>
834	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
835	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> Ongoing work on ABNF conversion</span></td><td class="lineno" valign="top"></td></tr>
836	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> (<http://www3.tools.ietf.org/wg/httpbis/trac/ticket/36>):</span></td><td class="lineno" valign="top"></td></tr>
837	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
838	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> o Move "Product Tokens" section (back) into Part 1, as "token" is</span></td><td class="lineno" valign="top"></td></tr>
839	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> used in the definition of the Upgrade header.</span></td><td class="lineno" valign="top"></td></tr>
840	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
841	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> o Add explicit references to BNF syntax and rules imported from</span></td><td class="lineno" valign="top"></td></tr>
842	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> other parts of the specification.</span></td><td class="lineno" valign="top"></td></tr>
843	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
844	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> o Copy definition of delta-seconds from Part6 instead of referencing</span></td><td class="lineno" valign="top"></td></tr>
845	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert"> it.</span></td><td class="lineno" valign="top"></td></tr>
846	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"> </td><td class="lineno" valign="top"></td></tr>
847	<tr><td class="lineno" valign="top"></td><td class="left">Index</td><td> </td><td class="right">Index</td><td class="lineno" valign="top"></td></tr>
848	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
849	<tr><td class="lineno" valign="top"></td><td class="left"> 1</td><td> </td><td class="right"> 1</td><td class="lineno" valign="top"></td></tr>
850	<tr><td><a name="diff0042" /></td></tr>
851	<tr><td class="lineno" valign="top"></td><td class="lblock"> 100 Continue (status code) <span class="delete">17</span></td><td> </td><td class="rblock"> 100 Continue (status code) <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
852	<tr><td class="lineno" valign="top"></td><td class="lblock"> 101 Switching Protocols (status code) <span class="delete">18</span></td><td> </td><td class="rblock"> 101 Switching Protocols (status code) <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
853	<tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"> </td><td class="lineno" valign="top"></td></tr>
854	<tr><td class="lineno" valign="top"></td><td class="left"> 2</td><td> </td><td class="right"> 2</td><td class="lineno" valign="top"></td></tr>
855	<tr><td><a name="diff0043" /></td></tr>
856	<tr><td class="lineno" valign="top"></td><td class="lblock"> 200 OK (status code) <span class="delete">18</span></td><td> </td><td class="rblock"> 200 OK (status code) <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
857	<tr><td class="lineno" valign="top"></td><td class="lblock"> 201 Created (status code) <span class="delete">18</span></td><td> </td><td class="rblock"> 201 Created (status code) <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
858	<tr><td class="lineno" valign="top"></td><td class="lblock"> 202 Accepted (status code) <span class="delete">19</span></td><td> </td><td class="rblock"> 202 Accepted (status code) <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
859	<tr><td class="lineno" valign="top"></td><td class="lblock"> 203 Non-Authoritative Information (status code) <span class="delete">19</span></td><td> </td><td class="rblock"> 203 Non-Authoritative Information (status code) <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
860	<tr><td class="lineno" valign="top"></td><td class="lblock"> 204 No Content (status code) <span class="delete">19</span></td><td> </td><td class="rblock"> 204 No Content (status code) <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
861	<tr><td class="lineno" valign="top"></td><td class="lblock"> 205 Reset Content (status code) <span class="delete">20</span></td><td> </td><td class="rblock"> 205 Reset Content (status code) <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
862	<tr><td class="lineno" valign="top"></td><td class="lblock"> 206 Partial Content (status code) <span class="delete">20</span></td><td> </td><td class="rblock"> 206 Partial Content (status code) <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
863	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
864	<tr><td class="lineno" valign="top"></td><td class="left"> 3</td><td> </td><td class="right"> 3</td><td class="lineno" valign="top"></td></tr>
865	<tr><td><a name="diff0044" /></td></tr>
866	<tr><td class="lineno" valign="top"></td><td class="lblock"> 300 Multiple Choices (status code) <span class="delete">20</span></td><td> </td><td class="rblock"> 300 Multiple Choices (status code) <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
867	<tr><td class="lineno" valign="top"></td><td class="lblock"> 301 Moved Permanently (status code) <span class="delete">21</span></td><td> </td><td class="rblock"> 301 Moved Permanently (status code) <span class="insert">22</span></td><td class="lineno" valign="top"></td></tr>
868	<tr><td class="lineno" valign="top"></td><td class="lblock"> 302 Found (status code) <span class="delete">21</span></td><td> </td><td class="rblock"> 302 Found (status code) <span class="insert">22</span></td><td class="lineno" valign="top"></td></tr>
869	<tr><td class="lineno" valign="top"></td><td class="lblock"> 303 See Other (status code) <span class="delete">22</span></td><td> </td><td class="rblock"> 303 See Other (status code) <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
870	<tr><td class="lineno" valign="top"></td><td class="lblock"> 304 Not Modified (status code) <span class="delete">22</span></td><td> </td><td class="rblock"> 304 Not Modified (status code) <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
871	<tr><td class="lineno" valign="top"></td><td class="lblock"> 305 Use Proxy (status code) <span class="delete">22</span></td><td> </td><td class="rblock"> 305 Use Proxy (status code) <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
872	<tr><td class="lineno" valign="top"></td><td class="lblock"> 306 (Unused) (status code) <span class="delete">23</span></td><td> </td><td class="rblock"> 306 (Unused) (status code) <span class="insert">24</span></td><td class="lineno" valign="top"></td></tr>
873	<tr><td class="lineno" valign="top"></td><td class="lblock"> 307 Temporary Redirect (status code) <span class="delete">23</span></td><td> </td><td class="rblock"> 307 Temporary Redirect (status code) <span class="insert">24</span></td><td class="lineno" valign="top"></td></tr>
874	<tr><td class="lineno" valign="top"></td><td class="lblock"> </td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
875	<tr><td class="lineno" valign="top"></td><td class="left"> 4</td><td> </td><td class="right"> 4</td><td class="lineno" valign="top"></td></tr>
876	<tr><td><a name="diff0045" /></td></tr>
877	<tr><td class="lineno" valign="top"></td><td class="lblock"> 400 Bad Request (status code) <span class="delete">24</span></td><td> </td><td class="rblock"> 400 Bad Request (status code) <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
878	<tr><td class="lineno" valign="top"></td><td class="lblock"> 401 Unauthorized (status code) <span class="delete">24</span></td><td> </td><td class="rblock"> 401 Unauthorized (status code) <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
879	<tr><td class="lineno" valign="top"></td><td class="lblock"> 402 Payment Required (status code) <span class="delete">24</span></td><td> </td><td class="rblock"> 402 Payment Required (status code) <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
880	<tr><td class="lineno" valign="top"></td><td class="lblock"> 403 Forbidden (status code) <span class="delete">24</span></td><td> </td><td class="rblock"> 403 Forbidden (status code) <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
881	<tr><td class="lineno" valign="top"></td><td class="lblock"> 404 Not Found (status code) <span class="delete">24</span></td><td> </td><td class="rblock"> 404 Not Found (status code) <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
882	<tr><td class="lineno" valign="top"></td><td class="lblock"> 405 Method Not Allowed (status code) <span class="delete">24</span></td><td> </td><td class="rblock"> 405 Method Not Allowed (status code) <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
883	<tr><td class="lineno" valign="top"></td><td class="lblock"> 406 Not Acceptable (status code) <span class="delete">24</span></td><td> </td><td class="rblock"> 406 Not Acceptable (status code) <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
884	<tr><td class="lineno" valign="top"></td><td class="lblock"> 407 Proxy Authentication Required (status code) <span class="delete">25</span></td><td> </td><td class="rblock"> 407 Proxy Authentication Required (status code) <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
885	<tr><td class="lineno" valign="top"></td><td class="lblock"> 408 Request Timeout (status code) <span class="delete">25</span></td><td> </td><td class="rblock"> 408 Request Timeout (status code) <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
886	<tr><td class="lineno" valign="top"></td><td class="lblock"> 409 Conflict (status code) <span class="delete">25</span></td><td> </td><td class="rblock"> 409 Conflict (status code) <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
887	<tr><td class="lineno" valign="top"></td><td class="lblock"> 410 Gone (status code) <span class="delete">26</span></td><td> </td><td class="rblock"> 410 Gone (status code) <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
888	<tr><td class="lineno" valign="top"></td><td class="lblock"> 411 Length Required (status code) <span class="delete">26</span></td><td> </td><td class="rblock"> 411 Length Required (status code) <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
889	<tr><td class="lineno" valign="top"></td><td class="lblock"> 412 Precondition Failed (status code) <span class="delete">26</span></td><td> </td><td class="rblock"> 412 Precondition Failed (status code) <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
890	<tr><td class="lineno" valign="top"></td><td class="lblock"> 413 Request Entity Too Large (status code) <span class="delete">26</span></td><td> </td><td class="rblock"> 413 Request Entity Too Large (status code) <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
891	<tr><td class="lineno" valign="top"></td><td class="lblock"> 414 Request-URI Too Long (status code) <span class="delete">27</span></td><td> </td><td class="rblock"> 414 Request-URI Too Long (status code) <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
892	<tr><td class="lineno" valign="top"></td><td class="lblock"> 415 Unsupported Media Type (status code) <span class="delete">27</span></td><td> </td><td class="rblock"> 415 Unsupported Media Type (status code) <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
893	<tr><td class="lineno" valign="top"></td><td class="lblock"> 416 Requested Range Not Satisfiable (status code) <span class="delete">27</span></td><td> </td><td class="rblock"> 416 Requested Range Not Satisfiable (status code) <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
894	<tr><td class="lineno" valign="top"></td><td class="lblock"> 417 Expectation Failed (status code) <span class="delete">27</span></td><td> </td><td class="rblock"> 417 Expectation Failed (status code) <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
895	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
896	<tr><td class="lineno" valign="top"></td><td class="left"> 5</td><td> </td><td class="right"> 5</td><td class="lineno" valign="top"></td></tr>
897	<tr><td><a name="diff0046" /></td></tr>
898	<tr><td class="lineno" valign="top"></td><td class="lblock"> 500 Internal Server Error (status code) <span class="delete">27</span></td><td> </td><td class="rblock"> 500 Internal Server Error (status code) <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
899	<tr><td class="lineno" valign="top"></td><td class="lblock"> 501 Not Implemented (status code) <span class="delete">28</span></td><td> </td><td class="rblock"> 501 Not Implemented (status code) <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
900	<tr><td class="lineno" valign="top"></td><td class="lblock"> 502 Bad Gateway (status code) <span class="delete">28</span></td><td> </td><td class="rblock"> 502 Bad Gateway (status code) <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
901	<tr><td class="lineno" valign="top"></td><td class="lblock"> 503 Service Unavailable (status code) <span class="delete">28</span></td><td> </td><td class="rblock"> 503 Service Unavailable (status code) <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
902	<tr><td class="lineno" valign="top"></td><td class="lblock"> 504 Gateway Timeout (status code) <span class="delete">28</span></td><td> </td><td class="rblock"> 504 Gateway Timeout (status code) <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
903	<tr><td class="lineno" valign="top"></td><td class="lblock"> 505 HTTP Version Not Supported (status code) <span class="delete">28</span></td><td> </td><td class="rblock"> 505 HTTP Version Not Supported (status code) <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
904	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
905	<tr><td class="lineno" valign="top"></td><td class="left"> A</td><td> </td><td class="right"> A</td><td class="lineno" valign="top"></td></tr>
906	<tr><td><a name="diff0047" /></td></tr>
907	<tr><td class="lineno" valign="top"></td><td class="lblock"> Allow header <span class="delete">29</span></td><td> </td><td class="rblock"> Allow header <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
908	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
909	<tr><td class="lineno" valign="top"></td><td class="left"> C</td><td> </td><td class="right"> C</td><td class="lineno" valign="top"></td></tr>
910	<tr><td><a name="diff0048" /></td></tr>
911	<tr><td class="lineno" valign="top"></td><td class="lblock"> CONNECT method 1<span class="delete">7</span></td><td> </td><td class="rblock"> CONNECT method 1<span class="insert">8</span></td><td class="lineno" valign="top"></td></tr>
912	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
913	<tr><td class="lineno" valign="top"></td><td class="left"> D</td><td> </td><td class="right"> D</td><td class="lineno" valign="top"></td></tr>
914	<tr><td><a name="diff0049" /></td></tr>
915	<tr><td class="lineno" valign="top"></td><td class="lblock"> DELETE method 1<span class="delete">6</span></td><td> </td><td class="rblock"> DELETE method 1<span class="insert">7</span></td><td class="lineno" valign="top"></td></tr>
916	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
917	<tr><td class="lineno" valign="top"></td><td class="left"> E</td><td> </td><td class="right"> E</td><td class="lineno" valign="top"></td></tr>
918	<tr><td><a name="diff0050" /></td></tr>
919	<tr><td class="lineno" valign="top"></td><td class="lblock"> Expect header <span class="delete">29</span></td><td> </td><td class="rblock"> Expect header <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
920	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
921	<tr><td class="lineno" valign="top"></td><td class="left"> F</td><td> </td><td class="right"> F</td><td class="lineno" valign="top"></td></tr>
922	<tr><td><a name="diff0051" /></td></tr>
923	<tr><td class="lineno" valign="top"></td><td class="lblock"> From header 3<span class="delete">0</span></td><td> </td><td class="rblock"> From header 3<span class="insert">1</span></td><td class="lineno" valign="top"></td></tr>
924	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
925	<tr><td class="lineno" valign="top"></td><td class="left"> G</td><td> </td><td class="right"> G</td><td class="lineno" valign="top"></td></tr>
926	<tr><td><a name="diff0052" /></td></tr>
927	<tr><td class="lineno" valign="top"></td><td class="lblock"> GET method 1<span class="delete">3</span></td><td> </td><td class="rblock"> GET method 1<span class="insert">4</span></td><td class="lineno" valign="top"></td></tr>
928	<tr><td class="lineno" valign="top"></td><td class="left"> Grammar</td><td> </td><td class="right"> Grammar</td><td class="lineno" valign="top"></td></tr>
929	<tr><td><a name="diff0053" /></td></tr>
930	<tr><td class="lineno" valign="top"></td><td class="lblock"> Allow <span class="delete">29</span></td><td> </td><td class="rblock"> Allow <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
931	<tr><td class="lineno" valign="top"></td><td class="lblock"> Expect <span class="delete">29</span></td><td> </td><td class="rblock"><span class="insert"> delta-seconds 34</span></td><td class="lineno" valign="top"></td></tr>
932	<tr><td class="lineno" valign="top"></td><td class="lblock"> expect-params <span class="delete">29</span></td><td> </td><td class="rblock"> Expect <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
933	<tr><td class="lineno" valign="top"></td><td class="lblock"> expectation <span class="delete">29</span></td><td> </td><td class="rblock"> expect-params <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
934	<tr><td class="lineno" valign="top"></td><td class="lblock"> expectation-extension <span class="delete">29</span></td><td> </td><td class="rblock"> expectation <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
935	<tr><td class="lineno" valign="top"></td><td class="lblock"> extension-code <span class="delete">9</span></td><td> </td><td class="rblock"> expectation-extension <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
936	<tr><td class="lineno" valign="top"></td><td class="lblock"> extension-method <span class="delete">7</span></td><td> </td><td class="rblock"> extension-code <span class="insert">10</span></td><td class="lineno" valign="top"></td></tr>
937	<tr><td class="lineno" valign="top"></td><td class="lblock"> From <span class="delete">30</span></td><td> </td><td class="rblock"> extension-method <span class="insert">8</span></td><td class="lineno" valign="top"></td></tr>
938	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> Location</span> 31</td><td> </td><td class="rblock"> From 31</td><td class="lineno" valign="top"></td></tr>
939	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">Max-Forwards</span> 32</td><td> </td><td class="rblock"> <span class="insert">Location</span> 32</td><td class="lineno" valign="top"></td></tr>
940	<tr><td class="lineno" valign="top"></td><td class="lblock"> Method <span class="delete">7</span></td><td> </td><td class="rblock"> <span class="insert">Max-Forwards 33</span></td><td class="lineno" valign="top"></td></tr>
941	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> product 6</span></td><td> </td><td class="rblock"> Method <span class="insert">8</span></td><td class="lineno" valign="top"></td></tr>
942	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> product-version 6</span></td><td> </td><td class="rblock"> Reason-Phrase <span class="insert">10</span></td><td class="lineno" valign="top"></td></tr>
943	<tr><td class="lineno" valign="top"></td><td class="lblock"> Reason-Phrase <span class="delete">9</span></td><td> </td><td class="rblock"> Referer <span class="insert">33</span></td><td class="lineno" valign="top"></td></tr>
944	<tr><td class="lineno" valign="top"></td><td class="lblock"> Referer <span class="delete">32</span></td><td> </td><td class="rblock"> request-header <span class="insert">9</span></td><td class="lineno" valign="top"></td></tr>
945	<tr><td class="lineno" valign="top"></td><td class="lblock"> request-header <span class="delete">8</span></td><td> </td><td class="rblock"> response-header <span class="insert">11</span></td><td class="lineno" valign="top"></td></tr>
946	<tr><td class="lineno" valign="top"></td><td class="lblock"> response-header <span class="delete">10</span></td><td> </td><td class="rblock"> Retry-After <span class="insert">34</span></td><td class="lineno" valign="top"></td></tr>
947	<tr><td class="lineno" valign="top"></td><td class="lblock"> Retry-After <span class="delete">33</span></td><td> </td><td class="rblock"> Server <span class="insert">34</span></td><td class="lineno" valign="top"></td></tr>
948	<tr><td class="lineno" valign="top"></td><td class="lblock"> Server <span class="delete">33</span></td><td> </td><td class="rblock"> Status-Code <span class="insert">10</span></td><td class="lineno" valign="top"></td></tr>
949	<tr><td class="lineno" valign="top"></td><td class="lblock"> Status-Code <span class="delete">9</span></td><td> </td><td class="rblock"> User-Agent <span class="insert">35</span></td><td class="lineno" valign="top"></td></tr>
950	<tr><td class="lineno" valign="top"></td><td class="lblock"> User-Agent <span class="delete">34</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
951	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
952	<tr><td class="lineno" valign="top"></td><td class="left"> H</td><td> </td><td class="right"> H</td><td class="lineno" valign="top"></td></tr>
953	<tr><td><a name="diff0054" /></td></tr>
954	<tr><td class="lineno" valign="top"></td><td class="lblock"> HEAD method 1<span class="delete">3</span></td><td> </td><td class="rblock"> HEAD method 1<span class="insert">4</span></td><td class="lineno" valign="top"></td></tr>
955	<tr><td class="lineno" valign="top"></td><td class="left"> Headers</td><td> </td><td class="right"> Headers</td><td class="lineno" valign="top"></td></tr>
956	<tr><td><a name="diff0055" /></td></tr>
957	<tr><td class="lineno" valign="top"></td><td class="lblock"> Allow <span class="delete">29</span></td><td> </td><td class="rblock"> Allow <span class="insert">30</span></td><td class="lineno" valign="top"></td></tr>
958	<tr><td class="lineno" valign="top"></td><td class="lblock"> Expect <span class="delete">29</span></td><td> </td><td class="rblock"> Expect 30</td><td class="lineno" valign="top"></td></tr>
959	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> From</span> 30</td><td> </td><td class="rblock"> <span class="insert">From</span> 31</td><td class="lineno" valign="top"></td></tr>
960	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">Location</span> 31</td><td> </td><td class="rblock"> <span class="insert">Location</span> 32</td><td class="lineno" valign="top"></td></tr>
961	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">Max-Forwards</span> 32</td><td> </td><td class="rblock"> <span class="insert">Max-Forwards 33</span></td><td class="lineno" valign="top"></td></tr>
962	<tr><td class="lineno" valign="top"></td><td class="lblock"> Referer <span class="delete">32</span></td><td> </td><td class="rblock"> Referer 33</td><td class="lineno" valign="top"></td></tr>
963	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> Retry-After</span> 33</td><td> </td><td class="rblock"> <span class="insert">Retry-After 34</span></td><td class="lineno" valign="top"></td></tr>
964	<tr><td class="lineno" valign="top"></td><td class="lblock"> Server <span class="delete">33</span></td><td> </td><td class="rblock"> Server 34</td><td class="lineno" valign="top"></td></tr>
965	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> User-Agent</span> 34</td><td> </td><td class="rblock"> <span class="insert">User-Agent 35</span></td><td class="lineno" valign="top"></td></tr>
966	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
967	<tr><td class="lineno" valign="top"></td><td class="left"> L</td><td> </td><td class="right"> L</td><td class="lineno" valign="top"></td></tr>
968	<tr><td><a name="diff0056" /></td></tr>
969	<tr><td class="lineno" valign="top"></td><td class="lblock"> LINK method <span class="delete">38</span></td><td> </td><td class="rblock"> LINK method <span class="insert">39</span></td><td class="lineno" valign="top"></td></tr>
970	<tr><td class="lineno" valign="top"></td><td class="lblock"> Location header <span class="delete">31</span></td><td> </td><td class="rblock"> Location header <span class="insert">32</span></td><td class="lineno" valign="top"></td></tr>
971	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
972	<tr><td class="lineno" valign="top"></td><td class="left"> M</td><td> </td><td class="right"> M</td><td class="lineno" valign="top"></td></tr>
973	<tr><td><a name="diff0057" /></td></tr>
974	<tr><td class="lineno" valign="top"></td><td class="lblock"> Max-Forwards header 3<span class="delete">2</span></td><td> </td><td class="rblock"> Max-Forwards header 3<span class="insert">3</span></td><td class="lineno" valign="top"></td></tr>
975	<tr><td class="lineno" valign="top"></td><td class="left"> Methods</td><td> </td><td class="right"> Methods</td><td class="lineno" valign="top"></td></tr>
976	<tr><td><a name="diff0058" /></td></tr>
977	<tr><td class="lineno" valign="top"></td><td class="lblock"> CONNECT <span class="delete">17</span></td><td> </td><td class="rblock"> CONNECT <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
978	<tr><td class="lineno" valign="top"></td><td class="lblock"> DELETE <span class="delete">16</span></td><td> </td><td class="rblock"> DELETE <span class="insert">17</span></td><td class="lineno" valign="top"></td></tr>
979	<tr><td class="lineno" valign="top"></td><td class="lblock"> GET <span class="delete">13</span></td><td> </td><td class="rblock"> GET <span class="insert">14</span></td><td class="lineno" valign="top"></td></tr>
980	<tr><td class="lineno" valign="top"></td><td class="lblock"> HEAD <span class="delete">13</span></td><td> </td><td class="rblock"> HEAD <span class="insert">14</span></td><td class="lineno" valign="top"></td></tr>
981	<tr><td class="lineno" valign="top"></td><td class="lblock"> LINK <span class="delete">38</span></td><td> </td><td class="rblock"> LINK <span class="insert">39</span></td><td class="lineno" valign="top"></td></tr>
982	<tr><td class="lineno" valign="top"></td><td class="lblock"> OPTIONS <span class="delete">12</span></td><td> </td><td class="rblock"> OPTIONS <span class="insert">13</span></td><td class="lineno" valign="top"></td></tr>
983	<tr><td class="lineno" valign="top"></td><td class="lblock"> PATCH <span class="delete">38</span></td><td> </td><td class="rblock"> PATCH <span class="insert">39</span></td><td class="lineno" valign="top"></td></tr>
984	<tr><td class="lineno" valign="top"></td><td class="lblock"> POST <span class="delete">14</span></td><td> </td><td class="rblock"> POST 15</td><td class="lineno" valign="top"></td></tr>
985	<tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"> PUT</span> 15</td><td> </td><td class="rblock"> <span class="insert">PUT</span> 16</td><td class="lineno" valign="top"></td></tr>
986	<tr><td class="lineno" valign="top"></td><td class="lblock"> <span class="delete">TRACE</span> 16</td><td> </td><td class="rblock"> <span class="insert">TRACE 17</span></td><td class="lineno" valign="top"></td></tr>
987	<tr><td class="lineno" valign="top"></td><td class="lblock"> UNLINK <span class="delete">38</span></td><td> </td><td class="rblock"> UNLINK <span class="insert">39</span></td><td class="lineno" valign="top"></td></tr>
988	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
989	<tr><td class="lineno" valign="top"></td><td class="left"> O</td><td> </td><td class="right"> O</td><td class="lineno" valign="top"></td></tr>
990	<tr><td><a name="diff0059" /></td></tr>
991	<tr><td class="lineno" valign="top"></td><td class="lblock"> OPTIONS method 1<span class="delete">2</span></td><td> </td><td class="rblock"> OPTIONS method 1<span class="insert">3</span></td><td class="lineno" valign="top"></td></tr>
992	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
993	<tr><td class="lineno" valign="top"></td><td class="left"> P</td><td> </td><td class="right"> P</td><td class="lineno" valign="top"></td></tr>
994	<tr><td><a name="diff0060" /></td></tr>
995	<tr><td class="lineno" valign="top"></td><td class="lblock"> PATCH method <span class="delete">38</span></td><td> </td><td class="rblock"> PATCH method <span class="insert">39</span></td><td class="lineno" valign="top"></td></tr>
996	<tr><td class="lineno" valign="top"></td><td class="lblock"> POST method <span class="delete">14</span></td><td> </td><td class="rblock"> POST method <span class="insert">15</span></td><td class="lineno" valign="top"></td></tr>
997	<tr><td class="lineno" valign="top"></td><td class="lblock"> PUT method <span class="delete">15</span></td><td> </td><td class="rblock"> PUT method <span class="insert">16</span></td><td class="lineno" valign="top"></td></tr>
998	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
999	<tr><td class="lineno" valign="top"></td><td class="left"> R</td><td> </td><td class="right"> R</td><td class="lineno" valign="top"></td></tr>
1000	<tr><td><a name="diff0061" /></td></tr>
1001	<tr><td class="lineno" valign="top"></td><td class="lblock"> Referer header <span class="delete">32</span></td><td> </td><td class="rblock"> Referer header <span class="insert">33</span></td><td class="lineno" valign="top"></td></tr>
1002	<tr><td class="lineno" valign="top"></td><td class="lblock"> Retry-After header <span class="delete">33</span></td><td> </td><td class="rblock"> Retry-After header <span class="insert">34</span></td><td class="lineno" valign="top"></td></tr>
1003	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
1004	<tr><td class="lineno" valign="top"></td><td class="left"> S</td><td> </td><td class="right"> S</td><td class="lineno" valign="top"></td></tr>
1005	<tr><td><a name="diff0062" /></td></tr>
1006	<tr><td class="lineno" valign="top"></td><td class="lblock"> Server header 3<span class="delete">3</span></td><td> </td><td class="rblock"> Server header 3<span class="insert">4</span></td><td class="lineno" valign="top"></td></tr>
1007	<tr><td class="lineno" valign="top"></td><td class="left"> Status Codes</td><td> </td><td class="right"> Status Codes</td><td class="lineno" valign="top"></td></tr>
1008	<tr><td><a name="diff0063" /></td></tr>
1009	<tr><td class="lineno" valign="top"></td><td class="lblock"> 100 Continue <span class="delete">17</span></td><td> </td><td class="rblock"> 100 Continue <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
1010	<tr><td class="lineno" valign="top"></td><td class="lblock"> 101 Switching Protocols <span class="delete">18</span></td><td> </td><td class="rblock"> 101 Switching Protocols <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
1011	<tr><td class="lineno" valign="top"></td><td class="lblock"> 200 OK <span class="delete">18</span></td><td> </td><td class="rblock"> 200 OK <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
1012	<tr><td class="lineno" valign="top"></td><td class="lblock"> 201 Created <span class="delete">18</span></td><td> </td><td class="rblock"> 201 Created <span class="insert">19</span></td><td class="lineno" valign="top"></td></tr>
1013	<tr><td class="lineno" valign="top"></td><td class="lblock"> 202 Accepted <span class="delete">19</span></td><td> </td><td class="rblock"> 202 Accepted <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
1014	<tr><td class="lineno" valign="top"></td><td class="lblock"> 203 Non-Authoritative Information <span class="delete">19</span></td><td> </td><td class="rblock"> 203 Non-Authoritative Information <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
1015	<tr><td class="lineno" valign="top"></td><td class="lblock"> 204 No Content <span class="delete">19</span></td><td> </td><td class="rblock"> 204 No Content <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
1016	<tr><td class="lineno" valign="top"></td><td class="lblock"> 205 Reset Content <span class="delete">20</span></td><td> </td><td class="rblock"> 205 Reset Content <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
1017	<tr><td class="lineno" valign="top"></td><td class="lblock"> 206 Partial Content <span class="delete">20</span></td><td> </td><td class="rblock"> 206 Partial Content <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
1018	<tr><td class="lineno" valign="top"></td><td class="lblock"> 300 Multiple Choices <span class="delete">20</span></td><td> </td><td class="rblock"> 300 Multiple Choices <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
1019	<tr><td class="lineno" valign="top"></td><td class="lblock"> 301 Moved Permanently <span class="delete">21</span></td><td> </td><td class="rblock"> 301 Moved Permanently <span class="insert">22</span></td><td class="lineno" valign="top"></td></tr>
1020	<tr><td class="lineno" valign="top"></td><td class="lblock"> 302 Found <span class="delete">21</span></td><td> </td><td class="rblock"> 302 Found <span class="insert">22</span></td><td class="lineno" valign="top"></td></tr>
1021	<tr><td class="lineno" valign="top"></td><td class="lblock"> 303 See Other <span class="delete">22</span></td><td> </td><td class="rblock"> 303 See Other <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
1022	<tr><td class="lineno" valign="top"></td><td class="lblock"> 304 Not Modified <span class="delete">22</span></td><td> </td><td class="rblock"> 304 Not Modified <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
1023	<tr><td class="lineno" valign="top"></td><td class="lblock"> 305 Use Proxy <span class="delete">22</span></td><td> </td><td class="rblock"> 305 Use Proxy <span class="insert">23</span></td><td class="lineno" valign="top"></td></tr>
1024	<tr><td class="lineno" valign="top"></td><td class="lblock"> 306 (Unused) <span class="delete">23</span></td><td> </td><td class="rblock"> 306 (Unused) <span class="insert">24</span></td><td class="lineno" valign="top"></td></tr>
1025	<tr><td class="lineno" valign="top"></td><td class="lblock"> 307 Temporary Redirect <span class="delete">23</span></td><td> </td><td class="rblock"> 307 Temporary Redirect <span class="insert">24</span></td><td class="lineno" valign="top"></td></tr>
1026	<tr><td class="lineno" valign="top"></td><td class="lblock"> 400 Bad Request <span class="delete">24</span></td><td> </td><td class="rblock"> 400 Bad Request <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
1027	<tr><td class="lineno" valign="top"></td><td class="lblock"> 401 Unauthorized <span class="delete">24</span></td><td> </td><td class="rblock"> 401 Unauthorized <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
1028	<tr><td class="lineno" valign="top"></td><td class="lblock"> 402 Payment Required <span class="delete">24</span></td><td> </td><td class="rblock"> 402 Payment Required <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
1029	<tr><td class="lineno" valign="top"></td><td class="lblock"> 403 Forbidden <span class="delete">24</span></td><td> </td><td class="rblock"> 403 Forbidden <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
1030	<tr><td class="lineno" valign="top"></td><td class="lblock"> 404 Not Found <span class="delete">24</span></td><td> </td><td class="rblock"> 404 Not Found <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
1031	<tr><td class="lineno" valign="top"></td><td class="lblock"> 405 Method Not Allowed <span class="delete">24</span></td><td> </td><td class="rblock"> 405 Method Not Allowed <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
1032	<tr><td class="lineno" valign="top"></td><td class="lblock"> 406 Not Acceptable <span class="delete">24</span></td><td> </td><td class="rblock"> 406 Not Acceptable <span class="insert">25</span></td><td class="lineno" valign="top"></td></tr>
1033	<tr><td class="lineno" valign="top"></td><td class="lblock"> 407 Proxy Authentication Required <span class="delete">25</span></td><td> </td><td class="rblock"> 407 Proxy Authentication Required <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
1034	<tr><td class="lineno" valign="top"></td><td class="lblock"> 408 Request Timeout <span class="delete">25</span></td><td> </td><td class="rblock"> 408 Request Timeout <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
1035	<tr><td class="lineno" valign="top"></td><td class="lblock"> 409 Conflict <span class="delete">25</span></td><td> </td><td class="rblock"> 409 Conflict <span class="insert">26</span></td><td class="lineno" valign="top"></td></tr>
1036	<tr><td class="lineno" valign="top"></td><td class="lblock"> 410 Gone <span class="delete">26</span></td><td> </td><td class="rblock"> 410 Gone <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
1037	<tr><td class="lineno" valign="top"></td><td class="lblock"> 411 Length Required <span class="delete">26</span></td><td> </td><td class="rblock"> 411 Length Required <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
1038	<tr><td class="lineno" valign="top"></td><td class="lblock"> 412 Precondition Failed <span class="delete">26</span></td><td> </td><td class="rblock"> 412 Precondition Failed <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
1039	<tr><td class="lineno" valign="top"></td><td class="lblock"> 413 Request Entity Too Large <span class="delete">26</span></td><td> </td><td class="rblock"> 413 Request Entity Too Large <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
1040	<tr><td class="lineno" valign="top"></td><td class="lblock"> 414 Request-URI Too Long <span class="delete">27</span></td><td> </td><td class="rblock"> 414 Request-URI Too Long <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
1041	<tr><td class="lineno" valign="top"></td><td class="lblock"> 415 Unsupported Media Type <span class="delete">27</span></td><td> </td><td class="rblock"> 415 Unsupported Media Type <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
1042	<tr><td class="lineno" valign="top"></td><td class="lblock"> 416 Requested Range Not Satisfiable <span class="delete">27</span></td><td> </td><td class="rblock"> 416 Requested Range Not Satisfiable <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
1043	<tr><td class="lineno" valign="top"></td><td class="lblock"> 417 Expectation Failed <span class="delete">27</span></td><td> </td><td class="rblock"> 417 Expectation Failed <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
1044	<tr><td class="lineno" valign="top"></td><td class="lblock"> 500 Internal Server Error <span class="delete">27</span></td><td> </td><td class="rblock"> 500 Internal Server Error <span class="insert">28</span></td><td class="lineno" valign="top"></td></tr>
1045	<tr><td class="lineno" valign="top"></td><td class="lblock"> 501 Not Implemented <span class="delete">28</span></td><td> </td><td class="rblock"> 501 Not Implemented <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
1046	<tr><td class="lineno" valign="top"></td><td class="lblock"> 502 Bad Gateway <span class="delete">28</span></td><td> </td><td class="rblock"> 502 Bad Gateway <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
1047	<tr><td class="lineno" valign="top"></td><td class="lblock"> 503 Service Unavailable <span class="delete">28</span></td><td> </td><td class="rblock"> 503 Service Unavailable <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
1048	<tr><td class="lineno" valign="top"></td><td class="lblock"> 504 Gateway Timeout <span class="delete">28</span></td><td> </td><td class="rblock"> 504 Gateway Timeout <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
1049	<tr><td class="lineno" valign="top"></td><td class="lblock"> 505 HTTP Version Not Supported <span class="delete">28</span></td><td> </td><td class="rblock"> 505 HTTP Version Not Supported <span class="insert">29</span></td><td class="lineno" valign="top"></td></tr>
1050	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
1051	<tr><td class="lineno" valign="top"></td><td class="left"> T</td><td> </td><td class="right"> T</td><td class="lineno" valign="top"></td></tr>
1052	<tr><td><a name="diff0064" /></td></tr>
1053	<tr><td class="lineno" valign="top"></td><td class="lblock"> TRACE method 1<span class="delete">6</span></td><td> </td><td class="rblock"> TRACE method 1<span class="insert">7</span></td><td class="lineno" valign="top"></td></tr>
1054	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
1055	<tr><td class="lineno" valign="top"></td><td class="left"> U</td><td> </td><td class="right"> U</td><td class="lineno" valign="top"></td></tr>
1056	<tr><td><a name="diff0065" /></td></tr>
1057	<tr><td class="lineno" valign="top"></td><td class="lblock"> UNLINK method <span class="delete">38</span></td><td> </td><td class="rblock"> UNLINK method <span class="insert">39</span></td><td class="lineno" valign="top"></td></tr>
1058	<tr><td class="lineno" valign="top"></td><td class="lblock"> User-Agent header <span class="delete">34</span></td><td> </td><td class="rblock"> User-Agent header <span class="insert">35</span></td><td class="lineno" valign="top"></td></tr>
1059	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
1060	<tr><td class="lineno" valign="top"></td><td class="left">Authors' Addresses</td><td> </td><td class="right">Authors' Addresses</td><td class="lineno" valign="top"></td></tr>
1061	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
1062	<tr><td class="lineno" valign="top"></td><td class="left"> Roy T. Fielding (editor)</td><td> </td><td class="right"> Roy T. Fielding (editor)</td><td class="lineno" valign="top"></td></tr>
1063	<tr><td class="lineno" valign="top"></td><td class="left"> Day Software</td><td> </td><td class="right"> Day Software</td><td class="lineno" valign="top"></td></tr>
1064	<tr><td class="lineno" valign="top"></td><td class="left"> 23 Corporate Plaza DR, Suite 280</td><td> </td><td class="right"> 23 Corporate Plaza DR, Suite 280</td><td class="lineno" valign="top"></td></tr>
1065	<tr><td class="lineno" valign="top"></td><td class="left"> Newport Beach, CA 92660</td><td> </td><td class="right"> Newport Beach, CA 92660</td><td class="lineno" valign="top"></td></tr>
1066	<tr><td class="lineno" valign="top"></td><td class="left"> USA</td><td> </td><td class="right"> USA</td><td class="lineno" valign="top"></td></tr>
1067	<tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
1068	<tr><td class="lineno" valign="top"></td><td class="left"> Phone: +1-949-706-5300</td><td> </td><td class="right"> Phone: +1-949-706-5300</td><td class="lineno" valign="top"></td></tr>
1069
1070	<tr><td></td><td class="left"></td><td> </td><td class="right"></td><td></td></tr>
1071	<tr bgcolor="gray"><th colspan="5" align="center"><a name="end"> End of changes. 65 change blocks. </a></th></tr>
1072	<tr class="stats"><td></td><th><i>323 lines changed or deleted</i></th><th><i> </i></th><th><i>378 lines changed or added</i></th><td></td></tr>
1073	<tr><td colspan="5" align="center" class="small"><br/>This html diff was produced by rfcdiff 1.34. The latest version is available from <a href="http://www.tools.ietf.org/tools/rfcdiff/" >http://tools.ietf.org/tools/rfcdiff/</a> </td></tr>
1074	</table>
1075	</body>
1076	</html>

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