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40<body > 
41  <table border="0" cellpadding="0" cellspacing="0"> 
42  <tr bgcolor="orange"><th></th><th>&nbsp;draft-ietf-httpbis-p1-messaging-02.txt&nbsp;</th><th> </th><th>&nbsp;draft-ietf-httpbis-p1-messaging-03.txt&nbsp;</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">August 27, 2008  </span>                                      J. Mogul</td><td> </td><td class="rblock">Expires: <span class="insert">December 19, 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">February 24</span>, 2008</td><td> </td><td class="rblock">                                                       <span class="insert">    June 17</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 1: URIs, Connections, and Message Parsing</td><td> </td><td class="right">        HTTP/1.1, part 1: URIs, Connections, and Message Parsing</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-p1-messaging-0<span class="delete">2</span></td><td> </td><td class="rblock">                   draft-ietf-httpbis-p1-messaging-0<span class="insert">3</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">August 27</span>, 2008.</td><td> </td><td class="rblock">   This Internet-Draft will expire on <span class="insert">December 19</span>, 2008.</td><td class="lineno" valign="top"></td></tr>
93      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                                                                         </span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
94      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">Copyright Notice</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
95      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                                                                         </span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
96      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   Copyright (C) The IETF Trust (2008).</span></td><td> </td><td class="rblock"></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" valign="top"></td><td class="left">   information initiative since 1990.  This document is Part 1 of the</td><td> </td><td class="right">   information initiative since 1990.  This document is Part 1 of the</td><td class="lineno" valign="top"></td></tr>
104      <tr><td class="lineno" valign="top"></td><td class="left">   seven-part specification that defines the protocol referred to as</td><td> </td><td class="right">   seven-part specification that defines the protocol referred to as</td><td class="lineno" valign="top"></td></tr>
105      <tr><td class="lineno" valign="top"></td><td class="left">   "HTTP/1.1" and, taken together, obsoletes RFC 2616.  Part 1 provides</td><td> </td><td class="right">   "HTTP/1.1" and, taken together, obsoletes RFC 2616.  Part 1 provides</td><td class="lineno" valign="top"></td></tr>
106      <tr><td class="lineno" valign="top"></td><td class="left">   an overview of HTTP and its associated terminology, defines the</td><td> </td><td class="right">   an overview of HTTP and its associated terminology, defines the</td><td class="lineno" valign="top"></td></tr>
107      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
108      <tr bgcolor="gray" ><td></td><th><a name="part-l3" /><small>skipping to change at</small><em> page 2, line 30</em></th><th> </th><th><a name="part-r3" /><small>skipping to change at</small><em> page 2, line 26</em></th><td></td></tr>
109      <tr><td class="lineno" valign="top"></td><td class="left">   frames, and describes general security concerns for implementations.</td><td> </td><td class="right">   frames, and describes general security concerns for implementations.</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">Editorial Note (To be removed by RFC Editor)</td><td> </td><td class="right">Editorial Note (To be removed by RFC Editor)</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">   Discussion of this draft should take place on the HTTPBIS working</td><td> </td><td class="right">   Discussion of this draft should take place on the HTTPBIS working</td><td class="lineno" valign="top"></td></tr>
114      <tr><td class="lineno" valign="top"></td><td class="left">   group mailing list (ietf-http-wg@w3.org).  The current issues list is</td><td> </td><td class="right">   group mailing list (ietf-http-wg@w3.org).  The current issues list is</td><td class="lineno" valign="top"></td></tr>
115      <tr><td class="lineno" valign="top"></td><td class="left">   at &lt;http://www.tools.ietf.org/wg/httpbis/trac/report/11&gt; and related</td><td> </td><td class="right">   at &lt;http://www.tools.ietf.org/wg/httpbis/trac/report/11&gt; and related</td><td class="lineno" valign="top"></td></tr>
116      <tr><td class="lineno" valign="top"></td><td class="left">   documents (including fancy diffs) can be found at</td><td> </td><td class="right">   documents (including fancy diffs) can be found at</td><td class="lineno" valign="top"></td></tr>
117      <tr><td class="lineno" valign="top"></td><td class="left">   &lt;http://www.tools.ietf.org/wg/httpbis/&gt;.</td><td> </td><td class="right">   &lt;http://www.tools.ietf.org/wg/httpbis/&gt;.</td><td class="lineno" valign="top"></td></tr>
118      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
119      <tr><td><a name="diff0005" /></td></tr>
120      <tr><td class="lineno" valign="top"></td><td class="lblock">   Th<span class="delete">is draft incorporates those issue resolutions that were either</span></td><td> </td><td class="rblock">   Th<span class="insert">e changes in this draft are summarized in Appendix E.4.</span></td><td class="lineno" valign="top"></td></tr>
121      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   collected in the original RFC2616 errata list</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
122      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   (&lt;http://purl.org/NET/http-errata&gt;), or which were agreed upon on the</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
123      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   mailing list between October 2006 and November 2007 (as published in</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
124      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   "draft-lafon-rfc2616bis-03").</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
125      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
126      <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>
127      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
128      <tr><td class="lineno" valign="top"></td><td class="left">   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  5</td><td> </td><td class="right">   1.  Introduction . . . . . . . . . . . . . . . . . . . . . . . . .  5</td><td class="lineno" valign="top"></td></tr>
129      <tr><td class="lineno" valign="top"></td><td class="left">     1.1.  Purpose  . . . . . . . . . . . . . . . . . . . . . . . . .  5</td><td> </td><td class="right">     1.1.  Purpose  . . . . . . . . . . . . . . . . . . . . . . . . .  5</td><td class="lineno" valign="top"></td></tr>
130      <tr><td class="lineno" valign="top"></td><td class="left">     1.2.  Requirements . . . . . . . . . . . . . . . . . . . . . . .  6</td><td> </td><td class="right">     1.2.  Requirements . . . . . . . . . . . . . . . . . . . . . . .  6</td><td class="lineno" valign="top"></td></tr>
131      <tr><td class="lineno" valign="top"></td><td class="left">     1.3.  Terminology  . . . . . . . . . . . . . . . . . . . . . . .  6</td><td> </td><td class="right">     1.3.  Terminology  . . . . . . . . . . . . . . . . . . . . . . .  6</td><td class="lineno" valign="top"></td></tr>
132      <tr><td class="lineno" valign="top"></td><td class="left">     1.4.  Overall Operation  . . . . . . . . . . . . . . . . . . . .  9</td><td> </td><td class="right">     1.4.  Overall Operation  . . . . . . . . . . . . . . . . . . . .  9</td><td class="lineno" valign="top"></td></tr>
133      <tr><td class="lineno" valign="top"></td><td class="left">   2.  Notational Conventions and Generic Grammar . . . . . . . . . . 11</td><td> </td><td class="right">   2.  Notational Conventions and Generic Grammar . . . . . . . . . . 11</td><td class="lineno" valign="top"></td></tr>
134      <tr><td class="lineno" valign="top"></td><td class="left">     2.1.  Augmented BNF  . . . . . . . . . . . . . . . . . . . . . . 11</td><td> </td><td class="right">     2.1.  Augmented BNF  . . . . . . . . . . . . . . . . . . . . . . 11</td><td class="lineno" valign="top"></td></tr>
135      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
136      <tr bgcolor="gray" ><td></td><th><a name="part-l4" /><small>skipping to change at</small><em> page 4, line 16</em></th><th> </th><th><a name="part-r4" /><small>skipping to change at</small><em> page 4, line 16</em></th><td></td></tr>
137      <tr><td class="lineno" valign="top"></td><td class="left">     8.2.  Content-Length . . . . . . . . . . . . . . . . . . . . . . 40</td><td> </td><td class="right">     8.2.  Content-Length . . . . . . . . . . . . . . . . . . . . . . 40</td><td class="lineno" valign="top"></td></tr>
138      <tr><td class="lineno" valign="top"></td><td class="left">     8.3.  Date . . . . . . . . . . . . . . . . . . . . . . . . . . . 41</td><td> </td><td class="right">     8.3.  Date . . . . . . . . . . . . . . . . . . . . . . . . . . . 41</td><td class="lineno" valign="top"></td></tr>
139      <tr><td class="lineno" valign="top"></td><td class="left">       8.3.1.  Clockless Origin Server Operation  . . . . . . . . . . 42</td><td> </td><td class="right">       8.3.1.  Clockless Origin Server Operation  . . . . . . . . . . 42</td><td class="lineno" valign="top"></td></tr>
140      <tr><td class="lineno" valign="top"></td><td class="left">     8.4.  Host . . . . . . . . . . . . . . . . . . . . . . . . . . . 42</td><td> </td><td class="right">     8.4.  Host . . . . . . . . . . . . . . . . . . . . . . . . . . . 42</td><td class="lineno" valign="top"></td></tr>
141      <tr><td class="lineno" valign="top"></td><td class="left">     8.5.  TE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43</td><td> </td><td class="right">     8.5.  TE . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43</td><td class="lineno" valign="top"></td></tr>
142      <tr><td class="lineno" valign="top"></td><td class="left">     8.6.  Trailer  . . . . . . . . . . . . . . . . . . . . . . . . . 44</td><td> </td><td class="right">     8.6.  Trailer  . . . . . . . . . . . . . . . . . . . . . . . . . 44</td><td class="lineno" valign="top"></td></tr>
143      <tr><td class="lineno" valign="top"></td><td class="left">     8.7.  Transfer-Encoding  . . . . . . . . . . . . . . . . . . . . 44</td><td> </td><td class="right">     8.7.  Transfer-Encoding  . . . . . . . . . . . . . . . . . . . . 44</td><td class="lineno" valign="top"></td></tr>
144      <tr><td class="lineno" valign="top"></td><td class="left">     8.8.  Upgrade  . . . . . . . . . . . . . . . . . . . . . . . . . 45</td><td> </td><td class="right">     8.8.  Upgrade  . . . . . . . . . . . . . . . . . . . . . . . . . 45</td><td class="lineno" valign="top"></td></tr>
145      <tr><td class="lineno" valign="top"></td><td class="left">     8.9.  Via  . . . . . . . . . . . . . . . . . . . . . . . . . . . 46</td><td> </td><td class="right">     8.9.  Via  . . . . . . . . . . . . . . . . . . . . . . . . . . . 46</td><td class="lineno" valign="top"></td></tr>
146      <tr><td class="lineno" valign="top"></td><td class="left">   9.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 47</td><td> </td><td class="right">   9.  IANA Considerations  . . . . . . . . . . . . . . . . . . . . . 47</td><td class="lineno" valign="top"></td></tr>
147      <tr><td><a name="diff0006" /></td></tr>
148      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">10. Security Considerations  . . . .</span> . . . . . . . . . . . . . . . 47</td><td> </td><td class="rblock">   <span class="insert">  9.1.  Message Header Registration </span> . . . . . . . . . . . . . . . 47</td><td class="lineno" valign="top"></td></tr>
149      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   10. Security Considerations  . . . . . . . . . . . . . . . . . . . 48</span></td><td class="lineno" valign="top"></td></tr>
150      <tr><td class="lineno" valign="top"></td><td class="left">     10.1. Personal Information . . . . . . . . . . . . . . . . . . . 48</td><td> </td><td class="right">     10.1. Personal Information . . . . . . . . . . . . . . . . . . . 48</td><td class="lineno" valign="top"></td></tr>
151      <tr><td class="lineno" valign="top"></td><td class="left">     10.2. Abuse of Server Log Information  . . . . . . . . . . . . . 48</td><td> </td><td class="right">     10.2. Abuse of Server Log Information  . . . . . . . . . . . . . 48</td><td class="lineno" valign="top"></td></tr>
152      <tr><td><a name="diff0007" /></td></tr>
153      <tr><td class="lineno" valign="top"></td><td class="lblock">     10.3. Attacks Based On File and Path Names . . . . . . . . . . . 4<span class="delete">8</span></td><td> </td><td class="rblock">     10.3. Attacks Based On File and Path Names . . . . . . . . . . . 4<span class="insert">9</span></td><td class="lineno" valign="top"></td></tr>
154      <tr><td class="lineno" valign="top"></td><td class="left">     10.4. DNS Spoofing . . . . . . . . . . . . . . . . . . . . . . . 49</td><td> </td><td class="right">     10.4. DNS Spoofing . . . . . . . . . . . . . . . . . . . . . . . 49</td><td class="lineno" valign="top"></td></tr>
155      <tr><td><a name="diff0008" /></td></tr>
156      <tr><td class="lineno" valign="top"></td><td class="lblock">     10.5. Proxies and Caching  . . . . . . . . . . . . . . . . . . . <span class="delete">49</span></td><td> </td><td class="rblock">     10.5. Proxies and Caching  . . . . . . . . . . . . . . . . . . . <span class="insert">50</span></td><td class="lineno" valign="top"></td></tr>
157      <tr><td class="lineno" valign="top"></td><td class="left">     10.6. Denial of Service Attacks on Proxies . . . . . . . . . . . 50</td><td> </td><td class="right">     10.6. Denial of Service Attacks on Proxies . . . . . . . . . . . 50</td><td class="lineno" valign="top"></td></tr>
158      <tr><td class="lineno" valign="top"></td><td class="left">   11. Acknowledgments  . . . . . . . . . . . . . . . . . . . . . . . 50</td><td> </td><td class="right">   11. Acknowledgments  . . . . . . . . . . . . . . . . . . . . . . . 50</td><td class="lineno" valign="top"></td></tr>
159      <tr><td><a name="diff0009" /></td></tr>
160      <tr><td class="lineno" valign="top"></td><td class="lblock">   12. References . . . . . . . . . . . . . . . . . . . . . . . . . . 5<span class="delete">1</span></td><td> </td><td class="rblock">   12. References . . . . . . . . . . . . . . . . . . . . . . . . . . 5<span class="insert">2</span></td><td class="lineno" valign="top"></td></tr>
161      <tr><td class="lineno" valign="top"></td><td class="lblock">     12.1. Normative References . . . . . . . . . . . . . . . . . . . 5<span class="delete">1</span></td><td> </td><td class="rblock">     12.1. Normative References . . . . . . . . . . . . . . . . . . . 5<span class="insert">2</span></td><td class="lineno" valign="top"></td></tr>
162      <tr><td class="lineno" valign="top"></td><td class="lblock">     12.2. Informative References . . . . . . . . . . . . . . . . . . 5<span class="delete">2</span></td><td> </td><td class="rblock">     12.2. Informative References . . . . . . . . . . . . . . . . . . 5<span class="insert">3</span></td><td class="lineno" valign="top"></td></tr>
163      <tr><td class="lineno" valign="top"></td><td class="lblock">   Appendix A.  Internet Media Types  . . . . . . . . . . . . . . . . 5<span class="delete">4</span></td><td> </td><td class="rblock">   Appendix A.  Internet Media Types  . . . . . . . . . . . . . . . . 5<span class="insert">5</span></td><td class="lineno" valign="top"></td></tr>
164      <tr><td class="lineno" valign="top"></td><td class="lblock">     A.1.  Internet Media Type message/http . . . . . . . . . . . . . 5<span class="delete">4</span></td><td> </td><td class="rblock">     A.1.  Internet Media Type message/http . . . . . . . . . . . . . 5<span class="insert">5</span></td><td class="lineno" valign="top"></td></tr>
165      <tr><td class="lineno" valign="top"></td><td class="left">     A.2.  Internet Media Type application/http . . . . . . . . . . . 56</td><td> </td><td class="right">     A.2.  Internet Media Type application/http . . . . . . . . . . . 56</td><td class="lineno" valign="top"></td></tr>
166      <tr><td class="lineno" valign="top"></td><td class="left">   Appendix B.  Tolerant Applications . . . . . . . . . . . . . . . . 57</td><td> </td><td class="right">   Appendix B.  Tolerant Applications . . . . . . . . . . . . . . . . 57</td><td class="lineno" valign="top"></td></tr>
167      <tr><td class="lineno" valign="top"></td><td class="left">   Appendix C.  Conversion of Date Formats  . . . . . . . . . . . . . 58</td><td> </td><td class="right">   Appendix C.  Conversion of Date Formats  . . . . . . . . . . . . . 58</td><td class="lineno" valign="top"></td></tr>
168      <tr><td class="lineno" valign="top"></td><td class="left">   Appendix D.  Compatibility with Previous Versions  . . . . . . . . 58</td><td> </td><td class="right">   Appendix D.  Compatibility with Previous Versions  . . . . . . . . 58</td><td class="lineno" valign="top"></td></tr>
169      <tr><td><a name="diff0010" /></td></tr>
170      <tr><td class="lineno" valign="top"></td><td class="lblock">     D.1.  Changes from HTTP/1.0  . . . . . . . . . . . . . . . . . . 5<span class="delete">8</span></td><td> </td><td class="rblock">     D.1.  Changes from HTTP/1.0  . . . . . . . . . . . . . . . . . . 5<span class="insert">9</span></td><td class="lineno" valign="top"></td></tr>
171      <tr><td class="lineno" valign="top"></td><td class="left">       D.1.1.  Changes to Simplify Multi-homed Web Servers and</td><td> </td><td class="right">       D.1.1.  Changes to Simplify Multi-homed Web Servers and</td><td class="lineno" valign="top"></td></tr>
172      <tr><td class="lineno" valign="top"></td><td class="left">               Conserve IP Addresses  . . . . . . . . . . . . . . . . 59</td><td> </td><td class="right">               Conserve IP Addresses  . . . . . . . . . . . . . . . . 59</td><td class="lineno" valign="top"></td></tr>
173      <tr><td><a name="diff0011" /></td></tr>
174      <tr><td class="lineno" valign="top"></td><td class="lblock">     D.2.  Compatibility with HTTP/1.0 Persistent Connections . . . . <span class="delete">59</span></td><td> </td><td class="rblock">     D.2.  Compatibility with HTTP/1.0 Persistent Connections . . . . <span class="insert">60</span></td><td class="lineno" valign="top"></td></tr>
175      <tr><td class="lineno" valign="top"></td><td class="left">     D.3.  Changes from RFC 2068  . . . . . . . . . . . . . . . . . . 60</td><td> </td><td class="right">     D.3.  Changes from RFC 2068  . . . . . . . . . . . . . . . . . . 60</td><td class="lineno" valign="top"></td></tr>
176      <tr><td><a name="diff0012" /></td></tr>
177      <tr><td class="lineno" valign="top"></td><td class="lblock">     D.4.  Changes from RFC 2616  . . . . . . . . . . . . . . . . . . 6<span class="delete">0</span></td><td> </td><td class="rblock">     D.4.  Changes from RFC 2616  . . . . . . . . . . . . . . . . . . 6<span class="insert">1</span></td><td class="lineno" valign="top"></td></tr>
178      <tr><td class="lineno" valign="top"></td><td class="left">   Appendix E.  Change Log (to be removed by RFC Editor before</td><td> </td><td class="right">   Appendix E.  Change Log (to be removed by RFC Editor before</td><td class="lineno" valign="top"></td></tr>
179      <tr><td class="lineno" valign="top"></td><td class="left">                publication)  . . . . . . . . . . . . . . . . . . . . 61</td><td> </td><td class="right">                publication)  . . . . . . . . . . . . . . . . . . . . 61</td><td class="lineno" valign="top"></td></tr>
180      <tr><td class="lineno" valign="top"></td><td class="left">     E.1.  Since RFC2616  . . . . . . . . . . . . . . . . . . . . . . 61</td><td> </td><td class="right">     E.1.  Since RFC2616  . . . . . . . . . . . . . . . . . . . . . . 61</td><td class="lineno" valign="top"></td></tr>
181      <tr><td class="lineno" valign="top"></td><td class="left">     E.2.  Since draft-ietf-httpbis-p1-messaging-00 . . . . . . . . . 61</td><td> </td><td class="right">     E.2.  Since draft-ietf-httpbis-p1-messaging-00 . . . . . . . . . 61</td><td class="lineno" valign="top"></td></tr>
182      <tr><td><a name="diff0013" /></td></tr>
183      <tr><td class="lineno" valign="top"></td><td class="lblock">     E.3.  Since draft-ietf-httpbis-p1-messaging-01 . . . . . . . . . 6<span class="delete">2</span></td><td> </td><td class="rblock">     E.3.  Since draft-ietf-httpbis-p1-messaging-01 . . . . . . . . . 6<span class="insert">3</span></td><td class="lineno" valign="top"></td></tr>
184      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">Index  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63</span></td><td> </td><td class="rblock">   <span class="insert">  E.4.  Since draft-ietf-httpbis-p1-messaging-02 . . . . . . . . . 64</span></td><td class="lineno" valign="top"></td></tr>
185      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 67</span></td><td> </td><td class="rblock">   <span class="insert">Index  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 64</span></td><td class="lineno" valign="top"></td></tr>
186      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">Intellectual Property and Copyright Statements . . . . . . . . . . 70</span></td><td> </td><td class="rblock">   <span class="insert">Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . . 68</span></td><td class="lineno" valign="top"></td></tr>
187      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   Intellectual Property and Copyright Statements . . . . . . . . . . 71</span></td><td class="lineno" valign="top"></td></tr>
188      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
189      <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>
190      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
191      <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>
192      <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>
193      <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>
194      <tr><td class="lineno" valign="top"></td><td class="left">   information initiative since 1990.  The first version of HTTP,</td><td> </td><td class="right">   information initiative since 1990.  The first version of HTTP,</td><td class="lineno" valign="top"></td></tr>
195      <tr><td class="lineno" valign="top"></td><td class="left">   commonly referred to as HTTP/0.9, was a simple protocol for raw data</td><td> </td><td class="right">   commonly referred to as HTTP/0.9, was a simple protocol for raw data</td><td class="lineno" valign="top"></td></tr>
196      <tr><td class="lineno" valign="top"></td><td class="left">   transfer across the Internet with only a single method and no</td><td> </td><td class="right">   transfer across the Internet with only a single method and no</td><td class="lineno" valign="top"></td></tr>
197      <tr><td class="lineno" valign="top"></td><td class="left">   metadata.  HTTP/1.0, as defined by [RFC1945], improved the protocol</td><td> </td><td class="right">   metadata.  HTTP/1.0, as defined by [RFC1945], improved the protocol</td><td class="lineno" valign="top"></td></tr>
198      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
199      <tr bgcolor="gray" ><td></td><th><a name="part-l5" /><small>skipping to change at</small><em> page 15, line 46</em></th><th> </th><th><a name="part-r5" /><small>skipping to change at</small><em> page 15, line 46</em></th><td></td></tr>
200      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
201      <tr><td class="lineno" valign="top"></td><td class="left">   A string of text is parsed as a single word if it is quoted using</td><td> </td><td class="right">   A string of text is parsed as a single word if it is quoted using</td><td class="lineno" valign="top"></td></tr>
202      <tr><td class="lineno" valign="top"></td><td class="left">   double-quote marks.</td><td> </td><td class="right">   double-quote marks.</td><td class="lineno" valign="top"></td></tr>
203      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
204      <tr><td class="lineno" valign="top"></td><td class="left">     quoted-string  = ( DQUOTE *(qdtext | quoted-pair ) DQUOTE )</td><td> </td><td class="right">     quoted-string  = ( DQUOTE *(qdtext | quoted-pair ) DQUOTE )</td><td class="lineno" valign="top"></td></tr>
205      <tr><td class="lineno" valign="top"></td><td class="left">     qdtext         = &lt;any TEXT excluding DQUOTE and "\"&gt;</td><td> </td><td class="right">     qdtext         = &lt;any TEXT excluding DQUOTE and "\"&gt;</td><td class="lineno" valign="top"></td></tr>
206      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
207      <tr><td class="lineno" valign="top"></td><td class="left">   The backslash character ("\") MAY be used as a single-character</td><td> </td><td class="right">   The backslash character ("\") MAY be used as a single-character</td><td class="lineno" valign="top"></td></tr>
208      <tr><td class="lineno" valign="top"></td><td class="left">   quoting mechanism only within quoted-string and comment constructs.</td><td> </td><td class="right">   quoting mechanism only within quoted-string and comment constructs.</td><td class="lineno" valign="top"></td></tr>
209      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
210      <tr><td><a name="diff0014" /></td></tr>
211      <tr><td class="lineno" valign="top"></td><td class="lblock">     quoted-<span class="delete">pair    = "\" CHAR</span></td><td> </td><td class="rblock">     quoted-<span class="insert">text    = %x01-09 |</span></td><td class="lineno" valign="top"></td></tr>
212      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                      %x0B-0C |</span></td><td class="lineno" valign="top"></td></tr>
213      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">                      %x0E-FF ; Characters excluding NUL, CR and LF</span></td><td class="lineno" valign="top"></td></tr>
214      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     quoted-pair    = "\" quoted-text</span></td><td class="lineno" valign="top"></td></tr>
215      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
216      <tr><td class="lineno" valign="top"></td><td class="left">2.3.  ABNF Rules defined in other Parts of the Specification</td><td> </td><td class="right">2.3.  ABNF Rules defined in other Parts of the Specification</td><td class="lineno" valign="top"></td></tr>
217      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
218      <tr><td class="lineno" valign="top"></td><td class="left">   The ABNF rules below are defined in other parts:</td><td> </td><td class="right">   The ABNF rules below are defined in other parts:</td><td class="lineno" valign="top"></td></tr>
219      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
220      <tr><td class="lineno" valign="top"></td><td class="left">     request-header =  &lt;request-header, defined in [Part2], Section 4&gt;</td><td> </td><td class="right">     request-header =  &lt;request-header, defined in [Part2], Section 4&gt;</td><td class="lineno" valign="top"></td></tr>
221      <tr><td class="lineno" valign="top"></td><td class="left">     response-header = &lt;response-header, defined in [Part2], Section 6&gt;</td><td> </td><td class="right">     response-header = &lt;response-header, defined in [Part2], Section 6&gt;</td><td class="lineno" valign="top"></td></tr>
222      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
223      <tr><td class="lineno" valign="top"></td><td class="left">     accept-params   = &lt;accept-params, defined in [Part3], Section 6.1&gt;</td><td> </td><td class="right">     accept-params   = &lt;accept-params, defined in [Part3], Section 6.1&gt;</td><td class="lineno" valign="top"></td></tr>
224      <tr><td class="lineno" valign="top"></td><td class="left">     entity-body     = &lt;entity-body, defined in [Part3], Section 4.2&gt;</td><td> </td><td class="right">     entity-body     = &lt;entity-body, defined in [Part3], Section 4.2&gt;</td><td class="lineno" valign="top"></td></tr>
225      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
226      <tr bgcolor="gray" ><td></td><th><a name="part-l6" /><small>skipping to change at</small><em> page 16, line 41</em></th><th> </th><th><a name="part-r6" /><small>skipping to change at</small><em> page 16, line 41</em></th><td></td></tr>
227      <tr><td class="lineno" valign="top"></td><td class="left">   The &lt;minor&gt; number is incremented when the changes made to the</td><td> </td><td class="right">   The &lt;minor&gt; number is incremented when the changes made to the</td><td class="lineno" valign="top"></td></tr>
228      <tr><td class="lineno" valign="top"></td><td class="left">   protocol add features which do not change the general message parsing</td><td> </td><td class="right">   protocol add features which do not change the general message parsing</td><td class="lineno" valign="top"></td></tr>
229      <tr><td class="lineno" valign="top"></td><td class="left">   algorithm, but which may add to the message semantics and imply</td><td> </td><td class="right">   algorithm, but which may add to the message semantics and imply</td><td class="lineno" valign="top"></td></tr>
230      <tr><td class="lineno" valign="top"></td><td class="left">   additional capabilities of the sender.  The &lt;major&gt; number is</td><td> </td><td class="right">   additional capabilities of the sender.  The &lt;major&gt; number is</td><td class="lineno" valign="top"></td></tr>
231      <tr><td class="lineno" valign="top"></td><td class="left">   incremented when the format of a message within the protocol is</td><td> </td><td class="right">   incremented when the format of a message within the protocol is</td><td class="lineno" valign="top"></td></tr>
232      <tr><td class="lineno" valign="top"></td><td class="left">   changed.  See [RFC2145] for a fuller explanation.</td><td> </td><td class="right">   changed.  See [RFC2145] for a fuller explanation.</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 class="lineno" valign="top"></td><td class="left">   The version of an HTTP message is indicated by an HTTP-Version field</td><td> </td><td class="right">   The version of an HTTP message is indicated by an HTTP-Version field</td><td class="lineno" valign="top"></td></tr>
235      <tr><td class="lineno" valign="top"></td><td class="left">   in the first line of the message.  HTTP-Version is case-sensitive.</td><td> </td><td class="right">   in the first line of the message.  HTTP-Version is case-sensitive.</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="diff0015" /></td></tr>
238      <tr><td class="lineno" valign="top"></td><td class="lblock">     HTTP-Version   = <span class="delete">"HTTP"</span> "/" 1*DIGIT "." 1*DIGIT</td><td> </td><td class="rblock">     HTTP-Version   = <span class="insert">HTTP-Prot-Name</span> "/" 1*DIGIT "." 1*DIGIT</td><td class="lineno" valign="top"></td></tr>
239      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     HTTP-Prot-Name = %x48.54.54.50 ; "HTTP", case-sensitive</span></td><td class="lineno" valign="top"></td></tr>
240      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
241      <tr><td class="lineno" valign="top"></td><td class="left">   Note that the major and minor numbers MUST be treated as separate</td><td> </td><td class="right">   Note that the major and minor numbers MUST be treated as separate</td><td class="lineno" valign="top"></td></tr>
242      <tr><td class="lineno" valign="top"></td><td class="left">   integers and that each MAY be incremented higher than a single digit.</td><td> </td><td class="right">   integers and that each MAY be incremented higher than a single digit.</td><td class="lineno" valign="top"></td></tr>
243      <tr><td class="lineno" valign="top"></td><td class="left">   Thus, HTTP/2.4 is a lower version than HTTP/2.13, which in turn is</td><td> </td><td class="right">   Thus, HTTP/2.4 is a lower version than HTTP/2.13, which in turn is</td><td class="lineno" valign="top"></td></tr>
244      <tr><td class="lineno" valign="top"></td><td class="left">   lower than HTTP/12.3.  Leading zeros MUST be ignored by recipients</td><td> </td><td class="right">   lower than HTTP/12.3.  Leading zeros MUST be ignored by recipients</td><td class="lineno" valign="top"></td></tr>
245      <tr><td class="lineno" valign="top"></td><td class="left">   and MUST NOT be sent.</td><td> </td><td class="right">   and MUST NOT be sent.</td><td class="lineno" valign="top"></td></tr>
246      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
247      <tr><td class="lineno" valign="top"></td><td class="left">   An application that sends a request or response message that includes</td><td> </td><td class="right">   An application that sends a request or response message that includes</td><td class="lineno" valign="top"></td></tr>
248      <tr><td class="lineno" valign="top"></td><td class="left">   HTTP-Version of "HTTP/1.1" MUST be at least conditionally compliant</td><td> </td><td class="right">   HTTP-Version of "HTTP/1.1" MUST be at least conditionally compliant</td><td class="lineno" valign="top"></td></tr>
249      <tr><td class="lineno" valign="top"></td><td class="left">   with this specification.  Applications that are at least</td><td> </td><td class="right">   with this specification.  Applications that are at least</td><td class="lineno" valign="top"></td></tr>
250      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
251      <tr bgcolor="gray" ><td></td><th><a name="part-l7" /><small>skipping to change at</small><em> page 20, line 8</em></th><th> </th><th><a name="part-r7" /><small>skipping to change at</small><em> page 20, line 10</em></th><td></td></tr>
252      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
253      <tr><td class="lineno" valign="top"></td><td class="left">   All HTTP date/time stamps MUST be represented in Greenwich Mean Time</td><td> </td><td class="right">   All HTTP date/time stamps MUST be represented in Greenwich Mean Time</td><td class="lineno" valign="top"></td></tr>
254      <tr><td class="lineno" valign="top"></td><td class="left">   (GMT), without exception.  For the purposes of HTTP, GMT is exactly</td><td> </td><td class="right">   (GMT), without exception.  For the purposes of HTTP, GMT is exactly</td><td class="lineno" valign="top"></td></tr>
255      <tr><td class="lineno" valign="top"></td><td class="left">   equal to UTC (Coordinated Universal Time).  This is indicated in the</td><td> </td><td class="right">   equal to UTC (Coordinated Universal Time).  This is indicated in the</td><td class="lineno" valign="top"></td></tr>
256      <tr><td class="lineno" valign="top"></td><td class="left">   first two formats by the inclusion of "GMT" as the three-letter</td><td> </td><td class="right">   first two formats by the inclusion of "GMT" as the three-letter</td><td class="lineno" valign="top"></td></tr>
257      <tr><td class="lineno" valign="top"></td><td class="left">   abbreviation for time zone, and MUST be assumed when reading the</td><td> </td><td class="right">   abbreviation for time zone, and MUST be assumed when reading the</td><td class="lineno" valign="top"></td></tr>
258      <tr><td class="lineno" valign="top"></td><td class="left">   asctime format.  HTTP-date is case sensitive and MUST NOT include</td><td> </td><td class="right">   asctime format.  HTTP-date is case sensitive and MUST NOT include</td><td class="lineno" valign="top"></td></tr>
259      <tr><td class="lineno" valign="top"></td><td class="left">   additional LWS beyond that specifically included as SP in the</td><td> </td><td class="right">   additional LWS beyond that specifically included as SP in the</td><td class="lineno" valign="top"></td></tr>
260      <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>
261      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
262      <tr><td><a name="diff0016" /></td></tr>
263      <tr><td class="lineno" valign="top"></td><td class="lblock">     HTTP-date    = rfc1123-date | <span class="delete">rfc850-date | asctim</span>e-date</td><td> </td><td class="rblock">     HTTP-date    = rfc1123-date | <span class="insert">obsolet</span>e-date</td><td class="lineno" valign="top"></td></tr>
264      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     obsolete-date = rfc850-date | asctime-date</span></td><td class="lineno" valign="top"></td></tr>
265      <tr><td class="lineno" valign="top"></td><td class="left">     rfc1123-date = wkday "," SP date1 SP time SP "GMT"</td><td> </td><td class="right">     rfc1123-date = wkday "," SP date1 SP time SP "GMT"</td><td class="lineno" valign="top"></td></tr>
266      <tr><td class="lineno" valign="top"></td><td class="left">     rfc850-date  = weekday "," SP date2 SP time SP "GMT"</td><td> </td><td class="right">     rfc850-date  = weekday "," SP date2 SP time SP "GMT"</td><td class="lineno" valign="top"></td></tr>
267      <tr><td class="lineno" valign="top"></td><td class="left">     asctime-date = wkday SP date3 SP time SP 4DIGIT</td><td> </td><td class="right">     asctime-date = wkday SP date3 SP time SP 4DIGIT</td><td class="lineno" valign="top"></td></tr>
268      <tr><td class="lineno" valign="top"></td><td class="left">     date1        = 2DIGIT SP month SP 4DIGIT</td><td> </td><td class="right">     date1        = 2DIGIT SP month SP 4DIGIT</td><td class="lineno" valign="top"></td></tr>
269      <tr><td class="lineno" valign="top"></td><td class="left">                    ; day month year (e.g., 02 Jun 1982)</td><td> </td><td class="right">                    ; day month year (e.g., 02 Jun 1982)</td><td class="lineno" valign="top"></td></tr>
270      <tr><td class="lineno" valign="top"></td><td class="left">     date2        = 2DIGIT "-" month "-" 2DIGIT</td><td> </td><td class="right">     date2        = 2DIGIT "-" month "-" 2DIGIT</td><td class="lineno" valign="top"></td></tr>
271      <tr><td class="lineno" valign="top"></td><td class="left">                    ; day-month-year (e.g., 02-Jun-82)</td><td> </td><td class="right">                    ; day-month-year (e.g., 02-Jun-82)</td><td class="lineno" valign="top"></td></tr>
272      <tr><td class="lineno" valign="top"></td><td class="left">     date3        = month SP ( 2DIGIT | ( SP 1DIGIT ))</td><td> </td><td class="right">     date3        = month SP ( 2DIGIT | ( SP 1DIGIT ))</td><td class="lineno" valign="top"></td></tr>
273      <tr><td class="lineno" valign="top"></td><td class="left">                    ; month day (e.g., Jun  2)</td><td> </td><td class="right">                    ; month day (e.g., Jun  2)</td><td class="lineno" valign="top"></td></tr>
274      <tr><td class="lineno" valign="top"></td><td class="left">     time         = 2DIGIT ":" 2DIGIT ":" 2DIGIT</td><td> </td><td class="right">     time         = 2DIGIT ":" 2DIGIT ":" 2DIGIT</td><td class="lineno" valign="top"></td></tr>
275      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
276      <tr bgcolor="gray" ><td></td><th><a name="part-l8" /><small>skipping to change at</small><em> page 46, line 22</em></th><th> </th><th><a name="part-r8" /><small>skipping to change at</small><em> page 46, line 22</em></th><td></td></tr>
277      <tr><td class="lineno" valign="top"></td><td class="left">   version rules of Section 3.1 and future updates to this</td><td> </td><td class="right">   version rules of Section 3.1 and future updates to this</td><td class="lineno" valign="top"></td></tr>
278      <tr><td class="lineno" valign="top"></td><td class="left">   specification.  Any token can be used as a protocol name; however, it</td><td> </td><td class="right">   specification.  Any token can be used as a protocol name; however, it</td><td class="lineno" valign="top"></td></tr>
279      <tr><td class="lineno" valign="top"></td><td class="left">   will only be useful if both the client and server associate the name</td><td> </td><td class="right">   will only be useful if both the client and server associate the name</td><td class="lineno" valign="top"></td></tr>
280      <tr><td class="lineno" valign="top"></td><td class="left">   with the same protocol.</td><td> </td><td class="right">   with the same protocol.</td><td class="lineno" valign="top"></td></tr>
281      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
282      <tr><td class="lineno" valign="top"></td><td class="left">8.9.  Via</td><td> </td><td class="right">8.9.  Via</td><td class="lineno" valign="top"></td></tr>
283      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
284      <tr><td class="lineno" valign="top"></td><td class="left">   The Via general-header field MUST be used by gateways and proxies to</td><td> </td><td class="right">   The Via general-header field MUST be used by gateways and proxies to</td><td class="lineno" valign="top"></td></tr>
285      <tr><td class="lineno" valign="top"></td><td class="left">   indicate the intermediate protocols and recipients between the user</td><td> </td><td class="right">   indicate the intermediate protocols and recipients between the user</td><td class="lineno" valign="top"></td></tr>
286      <tr><td class="lineno" valign="top"></td><td class="left">   agent and the server on requests, and between the origin server and</td><td> </td><td class="right">   agent and the server on requests, and between the origin server and</td><td class="lineno" valign="top"></td></tr>
287      <tr><td><a name="diff0017" /></td></tr>
288      <tr><td class="lineno" valign="top"></td><td class="lblock">   the client on responses.  It is analogous to the "Received" field<span class="delete"> of</span></td><td> </td><td class="rblock">   the client on responses.  It is analogous to the "Received" field</td><td class="lineno" valign="top"></td></tr>
289      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">[RFC2822] and is intended to be used for tracking message forwards,</span></td><td> </td><td class="rblock">   <span class="insert">defined in Section 3.6.7 of [RFC2822] and is intended to be used for</span></td><td class="lineno" valign="top"></td></tr>
290      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">avoiding request loops, and identifying the protocol capabilities of</span></td><td> </td><td class="rblock">   <span class="insert">tracking message forwards, avoiding request loops, and identifying</span></td><td class="lineno" valign="top"></td></tr>
291      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">all senders along the request/response chain.</span></td><td> </td><td class="rblock">   <span class="insert">the protocol capabilities of all senders along the request/response</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">   chain.</span></td><td class="lineno" valign="top"></td></tr>
293      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
294      <tr><td class="lineno" valign="top"></td><td class="left">     Via =  "Via" ":" 1#( received-protocol received-by [ comment ] )</td><td> </td><td class="right">     Via =  "Via" ":" 1#( received-protocol received-by [ comment ] )</td><td class="lineno" valign="top"></td></tr>
295      <tr><td class="lineno" valign="top"></td><td class="left">     received-protocol = [ protocol-name "/" ] protocol-version</td><td> </td><td class="right">     received-protocol = [ protocol-name "/" ] protocol-version</td><td class="lineno" valign="top"></td></tr>
296      <tr><td class="lineno" valign="top"></td><td class="left">     protocol-name     = token</td><td> </td><td class="right">     protocol-name     = token</td><td class="lineno" valign="top"></td></tr>
297      <tr><td class="lineno" valign="top"></td><td class="left">     protocol-version  = token</td><td> </td><td class="right">     protocol-version  = token</td><td class="lineno" valign="top"></td></tr>
298      <tr><td class="lineno" valign="top"></td><td class="left">     received-by       = ( uri-host [ ":" port ] ) | pseudonym</td><td> </td><td class="right">     received-by       = ( uri-host [ ":" port ] ) | pseudonym</td><td class="lineno" valign="top"></td></tr>
299      <tr><td class="lineno" valign="top"></td><td class="left">     pseudonym         = token</td><td> </td><td class="right">     pseudonym         = token</td><td class="lineno" valign="top"></td></tr>
300      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
301      <tr><td class="lineno" valign="top"></td><td class="left">   The received-protocol indicates the protocol version of the message</td><td> </td><td class="right">   The received-protocol indicates the protocol version of the message</td><td class="lineno" valign="top"></td></tr>
302      <tr><td class="lineno" valign="top"></td><td class="left">   received by the server or client along each segment of the request/</td><td> </td><td class="right">   received by the server or client along each segment of the request/</td><td class="lineno" valign="top"></td></tr>
303      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
304      <tr bgcolor="gray" ><td></td><th><a name="part-l9" /><small>skipping to change at</small><em> page 47, line 45</em></th><th> </th><th><a name="part-r9" /><small>skipping to change at</small><em> page 47, line 46</em></th><td></td></tr>
305      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
306      <tr><td class="lineno" valign="top"></td><td class="left">       Via: 1.0 ricky, 1.1 mertz, 1.0 lucy</td><td> </td><td class="right">       Via: 1.0 ricky, 1.1 mertz, 1.0 lucy</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">   Applications SHOULD NOT combine multiple entries unless they are all</td><td> </td><td class="right">   Applications SHOULD NOT combine multiple entries unless they are all</td><td class="lineno" valign="top"></td></tr>
309      <tr><td class="lineno" valign="top"></td><td class="left">   under the same organizational control and the hosts have already been</td><td> </td><td class="right">   under the same organizational control and the hosts have already been</td><td class="lineno" valign="top"></td></tr>
310      <tr><td class="lineno" valign="top"></td><td class="left">   replaced by pseudonyms.  Applications MUST NOT combine entries which</td><td> </td><td class="right">   replaced by pseudonyms.  Applications MUST NOT combine entries which</td><td class="lineno" valign="top"></td></tr>
311      <tr><td class="lineno" valign="top"></td><td class="left">   have different received-protocol values.</td><td> </td><td class="right">   have different received-protocol values.</td><td class="lineno" valign="top"></td></tr>
312      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
313      <tr><td class="lineno" valign="top"></td><td class="left">9.  IANA Considerations</td><td> </td><td class="right">9.  IANA Considerations</td><td class="lineno" valign="top"></td></tr>
314      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
315      <tr><td><a name="diff0018" /></td></tr>
316      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   [[anchor1: TBD.]]</span></td><td> </td><td class="rblock"><span class="insert">9.1.  Message Header Registration</span></td><td class="lineno" valign="top"></td></tr>
317      <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>
318      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   The Message Header Registry located at &lt;http://www.iana.org/</span></td><td class="lineno" valign="top"></td></tr>
319      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   assignments/message-headers/message-header-index.html&gt; should be</span></td><td class="lineno" valign="top"></td></tr>
320      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   updated with the permanent registrations below (see [RFC3864]):</span></td><td class="lineno" valign="top"></td></tr>
321      <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>
322      <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>
323      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Header Field Name | Protocol | Status   | Reference   |</span></td><td class="lineno" valign="top"></td></tr>
324      <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>
325      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Connection        | http     | standard | Section 8.1 |</span></td><td class="lineno" valign="top"></td></tr>
326      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Content-Length    | http     | standard | Section 8.2 |</span></td><td class="lineno" valign="top"></td></tr>
327      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Date              | http     | standard | Section 8.3 |</span></td><td class="lineno" valign="top"></td></tr>
328      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Host              | http     | standard | Section 8.4 |</span></td><td class="lineno" valign="top"></td></tr>
329      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | TE                | http     | standard | Section 8.5 |</span></td><td class="lineno" valign="top"></td></tr>
330      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Trailer           | http     | standard | Section 8.6 |</span></td><td class="lineno" valign="top"></td></tr>
331      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Transfer-Encoding | http     | standard | Section 8.7 |</span></td><td class="lineno" valign="top"></td></tr>
332      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Upgrade           | http     | standard | Section 8.8 |</span></td><td class="lineno" valign="top"></td></tr>
333      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         | Via               | http     | standard | Section 8.9 |</span></td><td class="lineno" valign="top"></td></tr>
334      <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>
335      <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>
336      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   The change controller is: "IETF (iesg@ietf.org) - Internet</span></td><td class="lineno" valign="top"></td></tr>
337      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   Engineering Task Force".</span></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">10.  Security Considerations</td><td> </td><td class="right">10.  Security Considerations</td><td class="lineno" valign="top"></td></tr>
340      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
341      <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>
342      <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>
343      <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>
344      <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>
345      <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>
346      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
347      <tr><td class="lineno" valign="top"></td><td class="left">10.1.  Personal Information</td><td> </td><td class="right">10.1.  Personal Information</td><td class="lineno" valign="top"></td></tr>
348      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
349      <tr bgcolor="gray" ><td></td><th><a name="part-l10" /><small>skipping to change at</small><em> page 51, line 43</em></th><th> </th><th><a name="part-r10" /><small>skipping to change at</small><em> page 52, line 16</em></th><td></td></tr>
350      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
351      <tr><td class="lineno" valign="top"></td><td class="left">   [ISO-8859-1]</td><td> </td><td class="right">   [ISO-8859-1]</td><td class="lineno" valign="top"></td></tr>
352      <tr><td class="lineno" valign="top"></td><td class="left">              International Organization for Standardization,</td><td> </td><td class="right">              International Organization for Standardization,</td><td class="lineno" valign="top"></td></tr>
353      <tr><td class="lineno" valign="top"></td><td class="left">              "Information technology -- 8-bit single-byte coded graphic</td><td> </td><td class="right">              "Information technology -- 8-bit single-byte coded graphic</td><td class="lineno" valign="top"></td></tr>
354      <tr><td class="lineno" valign="top"></td><td class="left">              character sets -- Part 1: Latin alphabet No. 1", ISO/</td><td> </td><td class="right">              character sets -- Part 1: Latin alphabet No. 1", ISO/</td><td class="lineno" valign="top"></td></tr>
355      <tr><td class="lineno" valign="top"></td><td class="left">              IEC 8859-1:1998, 1998.</td><td> </td><td class="right">              IEC 8859-1:1998, 1998.</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 class="lineno" valign="top"></td><td class="left">   [Part2]    Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right">   [Part2]    Fielding, R., Ed., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
358      <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>
359      <tr><td class="lineno" valign="top"></td><td class="left">              and J. Reschke, Ed., "HTTP/1.1, part 2: Message</td><td> </td><td class="right">              and J. Reschke, Ed., "HTTP/1.1, part 2: Message</td><td class="lineno" valign="top"></td></tr>
360      <tr><td><a name="diff0019" /></td></tr>
361      <tr><td class="lineno" valign="top"></td><td class="lblock">              Semantics", draft-ietf-httpbis-p2-semantics-0<span class="delete">2</span> (work in</td><td> </td><td class="rblock">              Semantics", draft-ietf-httpbis-p2-semantics-0<span class="insert">3</span> (work in</td><td class="lineno" valign="top"></td></tr>
362      <tr><td class="lineno" valign="top"></td><td class="lblock">              progress), <span class="delete">February</span> 2008.</td><td> </td><td class="rblock">              progress), <span class="insert">June</span> 2008.</td><td class="lineno" valign="top"></td></tr>
363      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
364      <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>
365      <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>
366      <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>
367      <tr><td><a name="diff0020" /></td></tr>
368      <tr><td class="lineno" valign="top"></td><td class="lblock">              and Content Negotiation", draft-ietf-httpbis-p3-payload-0<span class="delete">2</span></td><td> </td><td class="rblock">              and Content Negotiation", draft-ietf-httpbis-p3-payload-0<span class="insert">3</span></td><td class="lineno" valign="top"></td></tr>
369      <tr><td class="lineno" valign="top"></td><td class="lblock">              (work in progress), <span class="delete">February</span> 2008.</td><td> </td><td class="rblock">              (work in progress), <span class="insert">June</span> 2008.</td><td class="lineno" valign="top"></td></tr>
370      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
371      <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>
372      <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>
373      <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>
374      <tr><td><a name="diff0021" /></td></tr>
375      <tr><td class="lineno" valign="top"></td><td class="lblock">              Partial Responses", draft-ietf-httpbis-p5-range-0<span class="delete">2</span> (work</td><td> </td><td class="rblock">              Partial Responses", draft-ietf-httpbis-p5-range-0<span class="insert">3</span> (work</td><td class="lineno" valign="top"></td></tr>
376      <tr><td class="lineno" valign="top"></td><td class="lblock">              in progress), <span class="delete">February</span> 2008.</td><td> </td><td class="rblock">              in progress), <span class="insert">June</span> 2008.</td><td class="lineno" valign="top"></td></tr>
377      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
378      <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>
379      <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>
380      <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>
381      <tr><td><a name="diff0022" /></td></tr>
382      <tr><td class="lineno" valign="top"></td><td class="lblock">              draft-ietf-httpbis-p6-cache-0<span class="delete">2</span> (work in progress),</td><td> </td><td class="rblock">              draft-ietf-httpbis-p6-cache-0<span class="insert">3</span> (work in progress),</td><td class="lineno" valign="top"></td></tr>
383      <tr><td class="lineno" valign="top"></td><td class="lblock">              <span class="delete">February</span> 2008.</td><td> </td><td class="rblock">              <span class="insert">June</span> 2008.</td><td class="lineno" valign="top"></td></tr>
384      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
385      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2045]  Freed, N. and N. Borenstein, "Multipurpose Internet Mail</td><td> </td><td class="right">   [RFC2045]  Freed, N. and N. Borenstein, "Multipurpose Internet Mail</td><td class="lineno" valign="top"></td></tr>
386      <tr><td class="lineno" valign="top"></td><td class="left">              Extensions (MIME) Part One: Format of Internet Message</td><td> </td><td class="right">              Extensions (MIME) Part One: Format of Internet Message</td><td class="lineno" valign="top"></td></tr>
387      <tr><td class="lineno" valign="top"></td><td class="left">              Bodies", RFC 2045, November 1996.</td><td> </td><td class="right">              Bodies", RFC 2045, November 1996.</td><td class="lineno" valign="top"></td></tr>
388      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
389      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2047]  Moore, K., "MIME (Multipurpose Internet Mail Extensions)</td><td> </td><td class="right">   [RFC2047]  Moore, K., "MIME (Multipurpose Internet Mail Extensions)</td><td class="lineno" valign="top"></td></tr>
390      <tr><td class="lineno" valign="top"></td><td class="left">              Part Three: Message Header Extensions for Non-ASCII Text",</td><td> </td><td class="right">              Part Three: Message Header Extensions for Non-ASCII Text",</td><td class="lineno" valign="top"></td></tr>
391      <tr><td class="lineno" valign="top"></td><td class="left">              RFC 2047, November 1996.</td><td> </td><td class="right">              RFC 2047, November 1996.</td><td class="lineno" valign="top"></td></tr>
392      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
393      <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>
394      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
395      <tr bgcolor="gray" ><td></td><th><a name="part-l11" /><small>skipping to change at</small><em> page 54, line 13</em></th><th> </th><th><a name="part-r11" /><small>skipping to change at</small><em> page 54, line 35</em></th><td></td></tr>
396      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2616]  Fielding, R., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right">   [RFC2616]  Fielding, R., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
397      <tr><td class="lineno" valign="top"></td><td class="left">              Masinter, L., Leach, P., and T. Berners-Lee, "Hypertext</td><td> </td><td class="right">              Masinter, L., Leach, P., and T. Berners-Lee, "Hypertext</td><td class="lineno" valign="top"></td></tr>
398      <tr><td class="lineno" valign="top"></td><td class="left">              Transfer Protocol -- HTTP/1.1", RFC 2616, June 1999.</td><td> </td><td class="right">              Transfer Protocol -- HTTP/1.1", RFC 2616, June 1999.</td><td class="lineno" valign="top"></td></tr>
399      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
400      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2821]  Klensin, J., "Simple Mail Transfer Protocol", RFC 2821,</td><td> </td><td class="right">   [RFC2821]  Klensin, J., "Simple Mail Transfer Protocol", RFC 2821,</td><td class="lineno" valign="top"></td></tr>
401      <tr><td class="lineno" valign="top"></td><td class="left">              April 2001.</td><td> </td><td class="right">              April 2001.</td><td class="lineno" valign="top"></td></tr>
402      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
403      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2822]  Resnick, P., "Internet Message Format", RFC 2822,</td><td> </td><td class="right">   [RFC2822]  Resnick, P., "Internet Message Format", RFC 2822,</td><td class="lineno" valign="top"></td></tr>
404      <tr><td class="lineno" valign="top"></td><td class="left">              April 2001.</td><td> </td><td class="right">              April 2001.</td><td class="lineno" valign="top"></td></tr>
405      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
406      <tr><td><a name="diff0023" /></td></tr>
407      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   [RFC3864]  Klyne, G., Nottingham, M., and J. Mogul, "Registration</span></td><td class="lineno" valign="top"></td></tr>
408      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">              Procedures for Message Header Fields", BCP 90, RFC 3864,</span></td><td class="lineno" valign="top"></td></tr>
409      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">              September 2004.</span></td><td class="lineno" valign="top"></td></tr>
410      <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>
411      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC3977]  Feather, C., "Network News Transfer Protocol (NNTP)",</td><td> </td><td class="right">   [RFC3977]  Feather, C., "Network News Transfer Protocol (NNTP)",</td><td class="lineno" valign="top"></td></tr>
412      <tr><td class="lineno" valign="top"></td><td class="left">              RFC 3977, October 2006.</td><td> </td><td class="right">              RFC 3977, October 2006.</td><td class="lineno" valign="top"></td></tr>
413      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
414      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC4288]  Freed, N. and J. Klensin, "Media Type Specifications and</td><td> </td><td class="right">   [RFC4288]  Freed, N. and J. Klensin, "Media Type Specifications and</td><td class="lineno" valign="top"></td></tr>
415      <tr><td class="lineno" valign="top"></td><td class="left">              Registration Procedures", BCP 13, RFC 4288, December 2005.</td><td> </td><td class="right">              Registration Procedures", BCP 13, RFC 4288, December 2005.</td><td class="lineno" valign="top"></td></tr>
416      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
417      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC822]   Crocker, D., "Standard for the format of ARPA Internet</td><td> </td><td class="right">   [RFC822]   Crocker, D., "Standard for the format of ARPA Internet</td><td class="lineno" valign="top"></td></tr>
418      <tr><td class="lineno" valign="top"></td><td class="left">              text messages", STD 11, RFC 822, August 1982.</td><td> </td><td class="right">              text messages", STD 11, RFC 822, August 1982.</td><td class="lineno" valign="top"></td></tr>
419      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
420      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC959]   Postel, J. and J. Reynolds, "File Transfer Protocol",</td><td> </td><td class="right">   [RFC959]   Postel, J. and J. Reynolds, "File Transfer Protocol",</td><td class="lineno" valign="top"></td></tr>
421      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
422      <tr bgcolor="gray" ><td></td><th><a name="part-l12" /><small>skipping to change at</small><em> page 60, line 48</em></th><th> </th><th><a name="part-r12" /><small>skipping to change at</small><em> page 61, line 23</em></th><td></td></tr>
423      <tr><td class="lineno" valign="top"></td><td class="left">   codings), a new header field (TE) and enabling trailer headers in the</td><td> </td><td class="right">   codings), a new header field (TE) and enabling trailer headers in the</td><td class="lineno" valign="top"></td></tr>
424      <tr><td class="lineno" valign="top"></td><td class="left">   future.  Transfer encoding is a major performance benefit, so it was</td><td> </td><td class="right">   future.  Transfer encoding is a major performance benefit, so it was</td><td class="lineno" valign="top"></td></tr>
425      <tr><td class="lineno" valign="top"></td><td class="left">   worth fixing [Nie1997].  TE also solves another, obscure, downward</td><td> </td><td class="right">   worth fixing [Nie1997].  TE also solves another, obscure, downward</td><td class="lineno" valign="top"></td></tr>
426      <tr><td class="lineno" valign="top"></td><td class="left">   interoperability problem that could have occurred due to interactions</td><td> </td><td class="right">   interoperability problem that could have occurred due to interactions</td><td class="lineno" valign="top"></td></tr>
427      <tr><td class="lineno" valign="top"></td><td class="left">   between authentication trailers, chunked encoding and HTTP/1.0</td><td> </td><td class="right">   between authentication trailers, chunked encoding and HTTP/1.0</td><td class="lineno" valign="top"></td></tr>
428      <tr><td class="lineno" valign="top"></td><td class="left">   clients.(Section 3.4, 3.4.1, and 8.5)</td><td> </td><td class="right">   clients.(Section 3.4, 3.4.1, and 8.5)</td><td class="lineno" valign="top"></td></tr>
429      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
430      <tr><td class="lineno" valign="top"></td><td class="left">D.4.  Changes from RFC 2616</td><td> </td><td class="right">D.4.  Changes from RFC 2616</td><td class="lineno" valign="top"></td></tr>
431      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
432      <tr><td class="lineno" valign="top"></td><td class="left">   The CHAR rule does not allow the NUL character anymore (this affects</td><td> </td><td class="right">   The CHAR rule does not allow the NUL character anymore (this affects</td><td class="lineno" valign="top"></td></tr>
433      <tr><td><a name="diff0024" /></td></tr>
434      <tr><td class="lineno" valign="top"></td><td class="lblock">   the comment and quoted-string rules).  <span class="delete">(Section 2.2)</span></td><td> </td><td class="rblock">   the comment and quoted-string rules).  <span class="insert">Furthermore, the quoted-pair</span></td><td class="lineno" valign="top"></td></tr>
435      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   rule does not allow escaping NUL, CR or LF anymore.  (Section 2.2)</span></td><td class="lineno" valign="top"></td></tr>
436      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
437      <tr><td class="lineno" valign="top"></td><td class="left">   Clarify that HTTP-Version is case sensitive.  (Section 3.1)</td><td> </td><td class="right">   Clarify that HTTP-Version is case sensitive.  (Section 3.1)</td><td class="lineno" valign="top"></td></tr>
438      <tr><td><a name="diff0025" /></td></tr>
439      <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>
440      <tr><td class="lineno" valign="top"></td><td class="left">   Remove reference to non-existant identity transfer-coding value</td><td> </td><td class="right">   Remove reference to non-existant identity transfer-coding value</td><td class="lineno" valign="top"></td></tr>
441      <tr><td class="lineno" valign="top"></td><td class="left">   tokens.  (Sections 3.4 and 4.4)</td><td> </td><td class="right">   tokens.  (Sections 3.4 and 4.4)</td><td class="lineno" valign="top"></td></tr>
442      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
443      <tr><td class="lineno" valign="top"></td><td class="left">   Clarification that the chunk length does not include the count of the</td><td> </td><td class="right">   Clarification that the chunk length does not include the count of the</td><td class="lineno" valign="top"></td></tr>
444      <tr><td class="lineno" valign="top"></td><td class="left">   octets in the chunk header and trailer.  (Section 3.4.1)</td><td> </td><td class="right">   octets in the chunk header and trailer.  (Section 3.4.1)</td><td class="lineno" valign="top"></td></tr>
445      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
446      <tr><td class="lineno" valign="top"></td><td class="left">   Fix BNF to add query, as the abs_path production in Section 3 of</td><td> </td><td class="right">   Fix BNF to add query, as the abs_path production in Section 3 of</td><td class="lineno" valign="top"></td></tr>
447      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2396] doesn't define it.  (Section 5.1.2)</td><td> </td><td class="right">   [RFC2396] doesn't define it.  (Section 5.1.2)</td><td class="lineno" valign="top"></td></tr>
448      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
449      <tr><td class="lineno" valign="top"></td><td class="left">   Clarify exactly when close connection options must be sent.</td><td> </td><td class="right">   Clarify exactly when close connection options must be sent.</td><td class="lineno" valign="top"></td></tr>
450      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
451      <tr bgcolor="gray" ><td></td><th><a name="part-l13" /><small>skipping to change at</small><em> page 63, line 43</em></th><th> </th><th><a name="part-r13" /><small>skipping to change at</small><em> page 64, line 22</em></th><td></td></tr>
452      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
453      <tr><td class="lineno" valign="top"></td><td class="left">   o  Move "Product Tokens" section (back) into Part 1, as "token" is</td><td> </td><td class="right">   o  Move "Product Tokens" section (back) into Part 1, as "token" is</td><td class="lineno" valign="top"></td></tr>
454      <tr><td class="lineno" valign="top"></td><td class="left">      used in the definition of the Upgrade header.</td><td> </td><td class="right">      used in the definition of the Upgrade header.</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">   o  Add explicit references to BNF syntax and rules imported from</td><td> </td><td class="right">   o  Add explicit references to BNF syntax and rules imported from</td><td class="lineno" valign="top"></td></tr>
457      <tr><td class="lineno" valign="top"></td><td class="left">      other parts of the specification.</td><td> </td><td class="right">      other parts of the specification.</td><td class="lineno" valign="top"></td></tr>
458      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
459      <tr><td class="lineno" valign="top"></td><td class="left">   o  Rewrite prose rule "token" in terms of "tchar", rewrite prose rule</td><td> </td><td class="right">   o  Rewrite prose rule "token" in terms of "tchar", rewrite prose rule</td><td class="lineno" valign="top"></td></tr>
460      <tr><td class="lineno" valign="top"></td><td class="left">      "TEXT".</td><td> </td><td class="right">      "TEXT".</td><td class="lineno" valign="top"></td></tr>
461      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
462      <tr><td><a name="diff0026" /></td></tr>
463      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">E.4.  Since draft-ietf-httpbis-p1-messaging-02</span></td><td class="lineno" valign="top"></td></tr>
464      <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>
465      <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>
466      <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>
467      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  &lt;http://www3.tools.ietf.org/wg/httpbis/trac/ticket/51&gt;: "HTTP-date</span></td><td class="lineno" valign="top"></td></tr>
468      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      vs. rfc1123-date"</span></td><td class="lineno" valign="top"></td></tr>
469      <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>
470      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  &lt;http://www3.tools.ietf.org/wg/httpbis/trac/ticket/64&gt;: "WS in</span></td><td class="lineno" valign="top"></td></tr>
471      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      quoted-pair"</span></td><td class="lineno" valign="top"></td></tr>
472      <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>
473      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   Ongoing work on IANA Message Header Registration</span></td><td class="lineno" valign="top"></td></tr>
474      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   (&lt;http://www3.tools.ietf.org/wg/httpbis/trac/ticket/40&gt;):</span></td><td class="lineno" valign="top"></td></tr>
475      <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>
476      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  Reference RFC 3984, and update header registrations for headers</span></td><td class="lineno" valign="top"></td></tr>
477      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      defined in this document.</span></td><td class="lineno" valign="top"></td></tr>
478      <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>
479      <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>
480      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   (&lt;http://www3.tools.ietf.org/wg/httpbis/trac/ticket/36&gt;):</span></td><td class="lineno" valign="top"></td></tr>
481      <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>
482      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  Replace string literals when the string really is case-sensitive</span></td><td class="lineno" valign="top"></td></tr>
483      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      (HTTP-Version).</span></td><td class="lineno" valign="top"></td></tr>
484      <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>
485      <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>
486      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
487      <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>
488      <tr><td class="lineno" valign="top"></td><td class="left">      application/http Media Type  56</td><td> </td><td class="right">      application/http Media Type  56</td><td class="lineno" valign="top"></td></tr>
489      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
490      <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>
491      <tr><td class="lineno" valign="top"></td><td class="left">      cache  8</td><td> </td><td class="right">      cache  8</td><td class="lineno" valign="top"></td></tr>
492      <tr><td class="lineno" valign="top"></td><td class="left">      cacheable  9</td><td> </td><td class="right">      cacheable  9</td><td class="lineno" valign="top"></td></tr>
493      <tr><td class="lineno" valign="top"></td><td class="left">      client  7</td><td> </td><td class="right">      client  7</td><td class="lineno" valign="top"></td></tr>
494      <tr><td class="lineno" valign="top"></td><td class="left">      connection  6</td><td> </td><td class="right">      connection  6</td><td class="lineno" valign="top"></td></tr>
495      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
496      <tr bgcolor="gray" ><td></td><th><a name="part-l14" /><small>skipping to change at</small><em> page 65, line 11</em></th><th> </th><th><a name="part-r14" /><small>skipping to change at</small><em> page 66, line 12</em></th><td></td></tr>
497      <tr><td class="lineno" valign="top"></td><td class="left">         field-content  25</td><td> </td><td class="right">         field-content  25</td><td class="lineno" valign="top"></td></tr>
498      <tr><td class="lineno" valign="top"></td><td class="left">         field-name  25</td><td> </td><td class="right">         field-name  25</td><td class="lineno" valign="top"></td></tr>
499      <tr><td class="lineno" valign="top"></td><td class="left">         field-value  25</td><td> </td><td class="right">         field-value  25</td><td class="lineno" valign="top"></td></tr>
500      <tr><td class="lineno" valign="top"></td><td class="left">         general-header  28</td><td> </td><td class="right">         general-header  28</td><td class="lineno" valign="top"></td></tr>
501      <tr><td class="lineno" valign="top"></td><td class="left">         generic-message  24</td><td> </td><td class="right">         generic-message  24</td><td class="lineno" valign="top"></td></tr>
502      <tr><td class="lineno" valign="top"></td><td class="left">         HEX  15</td><td> </td><td class="right">         HEX  15</td><td class="lineno" valign="top"></td></tr>
503      <tr><td class="lineno" valign="top"></td><td class="left">         Host  42</td><td> </td><td class="right">         Host  42</td><td class="lineno" valign="top"></td></tr>
504      <tr><td class="lineno" valign="top"></td><td class="left">         HTAB  14</td><td> </td><td class="right">         HTAB  14</td><td class="lineno" valign="top"></td></tr>
505      <tr><td class="lineno" valign="top"></td><td class="left">         HTTP-date  20</td><td> </td><td class="right">         HTTP-date  20</td><td class="lineno" valign="top"></td></tr>
506      <tr><td class="lineno" valign="top"></td><td class="left">         HTTP-message  24</td><td> </td><td class="right">         HTTP-message  24</td><td class="lineno" valign="top"></td></tr>
507      <tr><td><a name="diff0027" /></td></tr>
508      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         HTTP-Prot-Name  16</span></td><td class="lineno" valign="top"></td></tr>
509      <tr><td class="lineno" valign="top"></td><td class="left">         http-URL  18</td><td> </td><td class="right">         http-URL  18</td><td class="lineno" valign="top"></td></tr>
510      <tr><td class="lineno" valign="top"></td><td class="left">         HTTP-Version  16</td><td> </td><td class="right">         HTTP-Version  16</td><td class="lineno" valign="top"></td></tr>
511      <tr><td class="lineno" valign="top"></td><td class="left">         last-chunk  22</td><td> </td><td class="right">         last-chunk  22</td><td class="lineno" valign="top"></td></tr>
512      <tr><td class="lineno" valign="top"></td><td class="left">         LF  14</td><td> </td><td class="right">         LF  14</td><td class="lineno" valign="top"></td></tr>
513      <tr><td class="lineno" valign="top"></td><td class="left">         LWS  14</td><td> </td><td class="right">         LWS  14</td><td class="lineno" valign="top"></td></tr>
514      <tr><td class="lineno" valign="top"></td><td class="left">         message-body  25</td><td> </td><td class="right">         message-body  25</td><td class="lineno" valign="top"></td></tr>
515      <tr><td class="lineno" valign="top"></td><td class="left">         message-header  25</td><td> </td><td class="right">         message-header  25</td><td class="lineno" valign="top"></td></tr>
516      <tr><td class="lineno" valign="top"></td><td class="left">         Method  29</td><td> </td><td class="right">         Method  29</td><td class="lineno" valign="top"></td></tr>
517      <tr><td class="lineno" valign="top"></td><td class="left">         month  20</td><td> </td><td class="right">         month  20</td><td class="lineno" valign="top"></td></tr>
518      <tr><td><a name="diff0028" /></td></tr>
519      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         obsolete-date  20</span></td><td class="lineno" valign="top"></td></tr>
520      <tr><td class="lineno" valign="top"></td><td class="left">         OCTET  14</td><td> </td><td class="right">         OCTET  14</td><td class="lineno" valign="top"></td></tr>
521      <tr><td class="lineno" valign="top"></td><td class="left">         parameter  20</td><td> </td><td class="right">         parameter  20</td><td class="lineno" valign="top"></td></tr>
522      <tr><td class="lineno" valign="top"></td><td class="left">         path-absolute  18</td><td> </td><td class="right">         path-absolute  18</td><td class="lineno" valign="top"></td></tr>
523      <tr><td class="lineno" valign="top"></td><td class="left">         port  18</td><td> </td><td class="right">         port  18</td><td class="lineno" valign="top"></td></tr>
524      <tr><td class="lineno" valign="top"></td><td class="left">         product  23</td><td> </td><td class="right">         product  23</td><td class="lineno" valign="top"></td></tr>
525      <tr><td class="lineno" valign="top"></td><td class="left">         product-version  23</td><td> </td><td class="right">         product-version  23</td><td class="lineno" valign="top"></td></tr>
526      <tr><td class="lineno" valign="top"></td><td class="left">         protocol-name  46</td><td> </td><td class="right">         protocol-name  46</td><td class="lineno" valign="top"></td></tr>
527      <tr><td class="lineno" valign="top"></td><td class="left">         protocol-version  46</td><td> </td><td class="right">         protocol-version  46</td><td class="lineno" valign="top"></td></tr>
528      <tr><td class="lineno" valign="top"></td><td class="left">         pseudonym  46</td><td> </td><td class="right">         pseudonym  46</td><td class="lineno" valign="top"></td></tr>
529      <tr><td class="lineno" valign="top"></td><td class="left">         qdtext  15</td><td> </td><td class="right">         qdtext  15</td><td class="lineno" valign="top"></td></tr>
530      <tr><td class="lineno" valign="top"></td><td class="left">         query  18</td><td> </td><td class="right">         query  18</td><td class="lineno" valign="top"></td></tr>
531      <tr><td class="lineno" valign="top"></td><td class="left">         quoted-pair  15</td><td> </td><td class="right">         quoted-pair  15</td><td class="lineno" valign="top"></td></tr>
532      <tr><td class="lineno" valign="top"></td><td class="left">         quoted-string  15</td><td> </td><td class="right">         quoted-string  15</td><td class="lineno" valign="top"></td></tr>
533      <tr><td><a name="diff0029" /></td></tr>
534      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">         quoted-text  15</span></td><td class="lineno" valign="top"></td></tr>
535      <tr><td class="lineno" valign="top"></td><td class="left">         Reason-Phrase  32</td><td> </td><td class="right">         Reason-Phrase  32</td><td class="lineno" valign="top"></td></tr>
536      <tr><td class="lineno" valign="top"></td><td class="left">         received-by  46</td><td> </td><td class="right">         received-by  46</td><td class="lineno" valign="top"></td></tr>
537      <tr><td class="lineno" valign="top"></td><td class="left">         received-protocol  46</td><td> </td><td class="right">         received-protocol  46</td><td class="lineno" valign="top"></td></tr>
538      <tr><td class="lineno" valign="top"></td><td class="left">         relativeURI  18</td><td> </td><td class="right">         relativeURI  18</td><td class="lineno" valign="top"></td></tr>
539      <tr><td class="lineno" valign="top"></td><td class="left">         Request  28</td><td> </td><td class="right">         Request  28</td><td class="lineno" valign="top"></td></tr>
540      <tr><td class="lineno" valign="top"></td><td class="left">         Request-Line  28</td><td> </td><td class="right">         Request-Line  28</td><td class="lineno" valign="top"></td></tr>
541      <tr><td class="lineno" valign="top"></td><td class="left">         Request-URI  29</td><td> </td><td class="right">         Request-URI  29</td><td class="lineno" valign="top"></td></tr>
542      <tr><td class="lineno" valign="top"></td><td class="left">         Response  31</td><td> </td><td class="right">         Response  31</td><td class="lineno" valign="top"></td></tr>
543      <tr><td class="lineno" valign="top"></td><td class="left">         rfc850-date  20</td><td> </td><td class="right">         rfc850-date  20</td><td class="lineno" valign="top"></td></tr>
544      <tr><td class="lineno" valign="top"></td><td class="left">         rfc1123-date  20</td><td> </td><td class="right">         rfc1123-date  20</td><td class="lineno" valign="top"></td></tr>
545      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
546      <tr bgcolor="gray" ><td></td><th><a name="part-l15" /><small>skipping to change at</small><em> page 66, line 32</em></th><th> </th><th><a name="part-r15" /><small>skipping to change at</small><em> page 67, line 36</em></th><td></td></tr>
547      <tr><td class="lineno" valign="top"></td><td class="left">         Date  41</td><td> </td><td class="right">         Date  41</td><td class="lineno" valign="top"></td></tr>
548      <tr><td class="lineno" valign="top"></td><td class="left">         Host  42</td><td> </td><td class="right">         Host  42</td><td class="lineno" valign="top"></td></tr>
549      <tr><td class="lineno" valign="top"></td><td class="left">         TE  43</td><td> </td><td class="right">         TE  43</td><td class="lineno" valign="top"></td></tr>
550      <tr><td class="lineno" valign="top"></td><td class="left">         Trailer  44</td><td> </td><td class="right">         Trailer  44</td><td class="lineno" valign="top"></td></tr>
551      <tr><td class="lineno" valign="top"></td><td class="left">         Transfer-Encoding  44</td><td> </td><td class="right">         Transfer-Encoding  44</td><td class="lineno" valign="top"></td></tr>
552      <tr><td class="lineno" valign="top"></td><td class="left">         Upgrade  45</td><td> </td><td class="right">         Upgrade  45</td><td class="lineno" valign="top"></td></tr>
553      <tr><td class="lineno" valign="top"></td><td class="left">         Via  46</td><td> </td><td class="right">         Via  46</td><td class="lineno" valign="top"></td></tr>
554      <tr><td class="lineno" valign="top"></td><td class="left">      Host header  42</td><td> </td><td class="right">      Host header  42</td><td class="lineno" valign="top"></td></tr>
555      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
556      <tr><td class="lineno" valign="top"></td><td class="left">   I</td><td> </td><td class="right">   I</td><td class="lineno" valign="top"></td></tr>
557      <tr><td><a name="diff0030" /></td></tr>
558      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      implied *LWS  13</span></td><td class="lineno" valign="top"></td></tr>
559      <tr><td class="lineno" valign="top"></td><td class="left">      inbound  9</td><td> </td><td class="right">      inbound  9</td><td class="lineno" valign="top"></td></tr>
560      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
561      <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>
562      <tr><td class="lineno" valign="top"></td><td class="left">      Media Type</td><td> </td><td class="right">      Media Type</td><td class="lineno" valign="top"></td></tr>
563      <tr><td class="lineno" valign="top"></td><td class="left">         application/http  56</td><td> </td><td class="right">         application/http  56</td><td class="lineno" valign="top"></td></tr>
564      <tr><td><a name="diff0031" /></td></tr>
565      <tr><td class="lineno" valign="top"></td><td class="lblock">         message/http  5<span class="delete">4</span></td><td> </td><td class="rblock">         message/http  5<span class="insert">5</span></td><td class="lineno" valign="top"></td></tr>
566      <tr><td class="lineno" valign="top"></td><td class="left">      message  6</td><td> </td><td class="right">      message  6</td><td class="lineno" valign="top"></td></tr>
567      <tr><td><a name="diff0032" /></td></tr>
568      <tr><td class="lineno" valign="top"></td><td class="lblock">      message/http Media Type  5<span class="delete">4</span></td><td> </td><td class="rblock">      message/http Media Type  5<span class="insert">5</span></td><td class="lineno" valign="top"></td></tr>
569      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
570      <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>
571      <tr><td class="lineno" valign="top"></td><td class="left">      origin server  8</td><td> </td><td class="right">      origin server  8</td><td class="lineno" valign="top"></td></tr>
572      <tr><td class="lineno" valign="top"></td><td class="left">      outbound  9</td><td> </td><td class="right">      outbound  9</td><td class="lineno" valign="top"></td></tr>
573      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
574      <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>
575      <tr><td class="lineno" valign="top"></td><td class="left">      proxy  8</td><td> </td><td class="right">      proxy  8</td><td class="lineno" valign="top"></td></tr>
576      <tr><td><a name="diff0033" /></td></tr>
577      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                                                                         </span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
578      <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>
579      <tr><td class="lineno" valign="top"></td><td class="left">      representation  7</td><td> </td><td class="right">      representation  7</td><td class="lineno" valign="top"></td></tr>
580      <tr><td class="lineno" valign="top"></td><td class="left">      request  6</td><td> </td><td class="right">      request  6</td><td class="lineno" valign="top"></td></tr>
581      <tr><td class="lineno" valign="top"></td><td class="left">      resource  7</td><td> </td><td class="right">      resource  7</td><td class="lineno" valign="top"></td></tr>
582      <tr><td class="lineno" valign="top"></td><td class="left">      response  6</td><td> </td><td class="right">      response  6</td><td class="lineno" valign="top"></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">   S</td><td> </td><td class="right">   S</td><td class="lineno" valign="top"></td></tr>
585      <tr><td class="lineno" valign="top"></td><td class="left">      server  8</td><td> </td><td class="right">      server  8</td><td class="lineno" valign="top"></td></tr>
586      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
587      <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>
588      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
589      <tr bgcolor="gray" ><td></td><th><a name="part-l16" /><small>skipping to change at</small><em> page 70, line 44</em></th><th> </th><th><a name="part-r16" /><small>skipping to change at</small><em> line 3284</em></th><td></td></tr>
590      <tr><td class="lineno" valign="top"></td><td class="left">   attempt made to obtain a general license or permission for the use of</td><td> </td><td class="right">   attempt made to obtain a general license or permission for the use of</td><td class="lineno" valign="top"></td></tr>
591      <tr><td class="lineno" valign="top"></td><td class="left">   such proprietary rights by implementers or users of this</td><td> </td><td class="right">   such proprietary rights by implementers or users of this</td><td class="lineno" valign="top"></td></tr>
592      <tr><td class="lineno" valign="top"></td><td class="left">   specification can be obtained from the IETF on-line IPR repository at</td><td> </td><td class="right">   specification can be obtained from the IETF on-line IPR repository at</td><td class="lineno" valign="top"></td></tr>
593      <tr><td class="lineno" valign="top"></td><td class="left">   http://www.ietf.org/ipr.</td><td> </td><td class="right">   http://www.ietf.org/ipr.</td><td class="lineno" valign="top"></td></tr>
594      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
595      <tr><td class="lineno" valign="top"></td><td class="left">   The IETF invites any interested party to bring to its attention any</td><td> </td><td class="right">   The IETF invites any interested party to bring to its attention any</td><td class="lineno" valign="top"></td></tr>
596      <tr><td class="lineno" valign="top"></td><td class="left">   copyrights, patents or patent applications, or other proprietary</td><td> </td><td class="right">   copyrights, patents or patent applications, or other proprietary</td><td class="lineno" valign="top"></td></tr>
597      <tr><td class="lineno" valign="top"></td><td class="left">   rights that may cover technology that may be required to implement</td><td> </td><td class="right">   rights that may cover technology that may be required to implement</td><td class="lineno" valign="top"></td></tr>
598      <tr><td class="lineno" valign="top"></td><td class="left">   this standard.  Please address the information to the IETF at</td><td> </td><td class="right">   this standard.  Please address the information to the IETF at</td><td class="lineno" valign="top"></td></tr>
599      <tr><td class="lineno" valign="top"></td><td class="left">   ietf-ipr@ietf.org.</td><td> </td><td class="right">   ietf-ipr@ietf.org.</td><td class="lineno" valign="top"></td></tr>
600      <tr><td><a name="diff0034" /></td></tr>
601      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                                                                         </span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
602      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">Acknowledgment</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
603      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                                                                         </span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
604      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   Funding for the RFC Editor function is provided by the IETF</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
605      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   Administrative Support Activity (IASA).</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
606
607     <tr><td></td><td class="left"></td><td> </td><td class="right"></td><td></td></tr>
608     <tr bgcolor="gray"><th colspan="5" align="center"><a name="end">&nbsp;End of changes. 34 change blocks.&nbsp;</a></th></tr>
609     <tr class="stats"><td></td><th><i>48 lines changed or deleted</i></th><th><i> </i></th><th><i>100 lines changed or added</i></th><td></td></tr>
610     <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>
611   </table>
612   </body>
613   </html>
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