source: draft-ietf-httpbis/diffs/draft-ietf-httpbis-p1-messaging-18-from-17.diff.html @ 1499

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prepare for publication of -18 on Jan 04.

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36<body > 
37  <table border="0" cellpadding="0" cellspacing="0"> 
38  <tr bgcolor="orange"><th></th><th>&nbsp;draft-ietf-httpbis-p1-messaging-17.txt&nbsp;</th><th> </th><th>&nbsp;draft-ietf-httpbis-p1-messaging-18.txt&nbsp;</th><th></th></tr> 
39      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
40      <tr><td class="lineno" valign="top"></td><td class="left">HTTPbis Working Group                                   R. Fielding, Ed.</td><td> </td><td class="right">HTTPbis Working Group                                   R. Fielding, Ed.</td><td class="lineno" valign="top"></td></tr>
41      <tr><td class="lineno" valign="top"></td><td class="left">Internet-Draft                                                     Adobe</td><td> </td><td class="right">Internet-Draft                                                     Adobe</td><td class="lineno" valign="top"></td></tr>
42      <tr><td class="lineno" valign="top"></td><td class="left">Obsoletes: 2145,2616 (if approved)                             J. Gettys</td><td> </td><td class="right">Obsoletes: 2145,2616 (if approved)                             J. Gettys</td><td class="lineno" valign="top"></td></tr>
43      <tr><td class="lineno" valign="top"></td><td class="left">Updates: 2817 (if approved)                               Alcatel-Lucent</td><td> </td><td class="right">Updates: 2817 (if approved)                               Alcatel-Lucent</td><td class="lineno" valign="top"></td></tr>
44      <tr><td class="lineno" valign="top"></td><td class="left">Intended status: Standards Track                                J. Mogul</td><td> </td><td class="right">Intended status: Standards Track                                J. Mogul</td><td class="lineno" valign="top"></td></tr>
45      <tr><td><a name="diff0001" /></td></tr>
46      <tr><td class="lineno" valign="top"></td><td class="lblock">Expires: <span class="delete">May 3, 2012 </span>                                                 HP</td><td> </td><td class="rblock">Expires: <span class="insert">July 7, 2012</span>                                                 HP</td><td class="lineno" valign="top"></td></tr>
47      <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>
48      <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>
49      <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>
50      <tr><td class="lineno" valign="top"></td><td class="left">                                                                   Adobe</td><td> </td><td class="right">                                                                   Adobe</td><td class="lineno" valign="top"></td></tr>
51      <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>
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">                                                          T. Berners-Lee</td><td> </td><td class="right">                                                          T. Berners-Lee</td><td class="lineno" valign="top"></td></tr>
54      <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>
55      <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>
56      <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>
57      <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>
58      <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>
59      <tr><td><a name="diff0002" /></td></tr>
60      <tr><td class="lineno" valign="top"></td><td class="lblock">                                                        <span class="delete">October 31, 2011</span></td><td> </td><td class="rblock">                                                        <span class="insert"> January 4, 2012</span></td><td class="lineno" valign="top"></td></tr>
61      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
62      <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>
63      <tr><td><a name="diff0003" /></td></tr>
64      <tr><td class="lineno" valign="top"></td><td class="lblock">                   draft-ietf-httpbis-p1-messaging-1<span class="delete">7</span></td><td> </td><td class="rblock">                   draft-ietf-httpbis-p1-messaging-1<span class="insert">8</span></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">Abstract</td><td> </td><td class="right">Abstract</td><td class="lineno" valign="top"></td></tr>
67      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
68      <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>
69      <tr><td class="lineno" valign="top"></td><td class="left">   protocol for distributed, collaborative, hypertext information</td><td> </td><td class="right">   protocol for distributed, collaborative, hypertext information</td><td class="lineno" valign="top"></td></tr>
70      <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>
71      <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>
72      <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>
73      <tr><td class="lineno" valign="top"></td><td class="left">   "HTTP/1.1" and, taken together, obsoletes RFC 2616 and moves it to</td><td> </td><td class="right">   "HTTP/1.1" and, taken together, obsoletes RFC 2616 and moves it to</td><td class="lineno" valign="top"></td></tr>
74      <tr><td class="lineno" valign="top"></td><td class="left">   historic status, along with its predecessor RFC 2068.</td><td> </td><td class="right">   historic status, along with its predecessor RFC 2068.</td><td class="lineno" valign="top"></td></tr>
75      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
76      <tr bgcolor="gray" ><td></td><th><a name="part-l2" /><small>skipping to change at</small><em> page 2, line 11</em></th><th> </th><th><a name="part-r2" /><small>skipping to change at</small><em> page 2, line 11</em></th><td></td></tr>
77      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
78      <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>
79      <tr><td class="lineno" valign="top"></td><td class="left">   group mailing list (ietf-http-wg@w3.org), which is archived at</td><td> </td><td class="right">   group mailing list (ietf-http-wg@w3.org), which is archived at</td><td class="lineno" valign="top"></td></tr>
80      <tr><td class="lineno" valign="top"></td><td class="left">   &lt;http://lists.w3.org/Archives/Public/ietf-http-wg/&gt;.</td><td> </td><td class="right">   &lt;http://lists.w3.org/Archives/Public/ietf-http-wg/&gt;.</td><td class="lineno" valign="top"></td></tr>
81      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
82      <tr><td class="lineno" valign="top"></td><td class="left">   The current issues list is at</td><td> </td><td class="right">   The current issues list is at</td><td class="lineno" valign="top"></td></tr>
83      <tr><td class="lineno" valign="top"></td><td class="left">   &lt;http://tools.ietf.org/wg/httpbis/trac/report/3&gt; and related</td><td> </td><td class="right">   &lt;http://tools.ietf.org/wg/httpbis/trac/report/3&gt; and related</td><td class="lineno" valign="top"></td></tr>
84      <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>
85      <tr><td class="lineno" valign="top"></td><td class="left">   &lt;http://tools.ietf.org/wg/httpbis/&gt;.</td><td> </td><td class="right">   &lt;http://tools.ietf.org/wg/httpbis/&gt;.</td><td class="lineno" valign="top"></td></tr>
86      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
87      <tr><td><a name="diff0004" /></td></tr>
88      <tr><td class="lineno" valign="top"></td><td class="lblock">   The changes in this draft are summarized in Appendix C.1<span class="delete">8</span>.</td><td> </td><td class="rblock">   The changes in this draft are summarized in Appendix C.1<span class="insert">9</span>.</td><td class="lineno" valign="top"></td></tr>
89      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
90      <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>
91      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
92      <tr><td class="lineno" valign="top"></td><td class="left">   This Internet-Draft is submitted in full conformance with the</td><td> </td><td class="right">   This Internet-Draft is submitted in full conformance with the</td><td class="lineno" valign="top"></td></tr>
93      <tr><td class="lineno" valign="top"></td><td class="left">   provisions of BCP 78 and BCP 79.</td><td> </td><td class="right">   provisions of BCP 78 and BCP 79.</td><td class="lineno" valign="top"></td></tr>
94      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
95      <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>
96      <tr><td class="lineno" valign="top"></td><td class="left">   Task Force (IETF).  Note that other groups may also distribute</td><td> </td><td class="right">   Task Force (IETF).  Note that other groups may also distribute</td><td class="lineno" valign="top"></td></tr>
97      <tr><td class="lineno" valign="top"></td><td class="left">   working documents as Internet-Drafts.  The list of current Internet-</td><td> </td><td class="right">   working documents as Internet-Drafts.  The list of current Internet-</td><td class="lineno" valign="top"></td></tr>
98      <tr><td class="lineno" valign="top"></td><td class="left">   Drafts is at http://datatracker.ietf.org/drafts/current/.</td><td> </td><td class="right">   Drafts is at http://datatracker.ietf.org/drafts/current/.</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">   Internet-Drafts are draft documents valid for a maximum of six months</td><td> </td><td class="right">   Internet-Drafts are draft documents valid for a maximum of six months</td><td class="lineno" valign="top"></td></tr>
101      <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>
102      <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>
103      <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>
104      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
105      <tr><td><a name="diff0005" /></td></tr>
106      <tr><td class="lineno" valign="top"></td><td class="lblock">   This Internet-Draft will expire on <span class="delete">May 3</span>, 2012.</td><td> </td><td class="rblock">   This Internet-Draft will expire on <span class="insert">July 7</span>, 2012.</td><td class="lineno" valign="top"></td></tr>
107      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
108      <tr><td class="lineno" valign="top"></td><td class="left">Copyright Notice</td><td> </td><td class="right">Copyright Notice</td><td class="lineno" valign="top"></td></tr>
109      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
110      <tr><td><a name="diff0006" /></td></tr>
111      <tr><td class="lineno" valign="top"></td><td class="lblock">   Copyright (c) 201<span class="delete">1</span> IETF Trust and the persons identified as the</td><td> </td><td class="rblock">   Copyright (c) 201<span class="insert">2</span> IETF Trust and the persons identified as the</td><td class="lineno" valign="top"></td></tr>
112      <tr><td class="lineno" valign="top"></td><td class="left">   document authors.  All rights reserved.</td><td> </td><td class="right">   document authors.  All rights reserved.</td><td class="lineno" valign="top"></td></tr>
113      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
114      <tr><td class="lineno" valign="top"></td><td class="left">   This document is subject to BCP 78 and the IETF Trust's Legal</td><td> </td><td class="right">   This document is subject to BCP 78 and the IETF Trust's Legal</td><td class="lineno" valign="top"></td></tr>
115      <tr><td class="lineno" valign="top"></td><td class="left">   Provisions Relating to IETF Documents</td><td> </td><td class="right">   Provisions Relating to IETF Documents</td><td class="lineno" valign="top"></td></tr>
116      <tr><td class="lineno" valign="top"></td><td class="left">   (http://trustee.ietf.org/license-info) in effect on the date of</td><td> </td><td class="right">   (http://trustee.ietf.org/license-info) in effect on the date of</td><td class="lineno" valign="top"></td></tr>
117      <tr><td class="lineno" valign="top"></td><td class="left">   publication of this document.  Please review these documents</td><td> </td><td class="right">   publication of this document.  Please review these documents</td><td class="lineno" valign="top"></td></tr>
118      <tr><td class="lineno" valign="top"></td><td class="left">   carefully, as they describe your rights and restrictions with respect</td><td> </td><td class="right">   carefully, as they describe your rights and restrictions with respect</td><td class="lineno" valign="top"></td></tr>
119      <tr><td class="lineno" valign="top"></td><td class="left">   to this document.  Code Components extracted from this document must</td><td> </td><td class="right">   to this document.  Code Components extracted from this document must</td><td class="lineno" valign="top"></td></tr>
120      <tr><td class="lineno" valign="top"></td><td class="left">   include Simplified BSD License text as described in Section 4.e of</td><td> </td><td class="right">   include Simplified BSD License text as described in Section 4.e of</td><td class="lineno" valign="top"></td></tr>
121      <tr><td class="lineno" valign="top"></td><td class="left">   the Trust Legal Provisions and are provided without warranty as</td><td> </td><td class="right">   the Trust Legal Provisions and are provided without warranty as</td><td class="lineno" valign="top"></td></tr>
122      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
123      <tr bgcolor="gray" ><td></td><th><a name="part-l3" /><small>skipping to change at</small><em> page 3, line 27</em></th><th> </th><th><a name="part-r3" /><small>skipping to change at</small><em> page 3, line 27</em></th><td></td></tr>
124      <tr><td class="lineno" valign="top"></td><td class="left">     2.1.  Client/Server Messaging  . . . . . . . . . . . . . . . . . 10</td><td> </td><td class="right">     2.1.  Client/Server Messaging  . . . . . . . . . . . . . . . . . 10</td><td class="lineno" valign="top"></td></tr>
125      <tr><td class="lineno" valign="top"></td><td class="left">     2.2.  Message Orientation and Buffering  . . . . . . . . . . . . 11</td><td> </td><td class="right">     2.2.  Message Orientation and Buffering  . . . . . . . . . . . . 11</td><td class="lineno" valign="top"></td></tr>
126      <tr><td class="lineno" valign="top"></td><td class="left">     2.3.  Connections and Transport Independence . . . . . . . . . . 12</td><td> </td><td class="right">     2.3.  Connections and Transport Independence . . . . . . . . . . 12</td><td class="lineno" valign="top"></td></tr>
127      <tr><td class="lineno" valign="top"></td><td class="left">     2.4.  Intermediaries . . . . . . . . . . . . . . . . . . . . . . 12</td><td> </td><td class="right">     2.4.  Intermediaries . . . . . . . . . . . . . . . . . . . . . . 12</td><td class="lineno" valign="top"></td></tr>
128      <tr><td class="lineno" valign="top"></td><td class="left">     2.5.  Caches . . . . . . . . . . . . . . . . . . . . . . . . . . 14</td><td> </td><td class="right">     2.5.  Caches . . . . . . . . . . . . . . . . . . . . . . . . . . 14</td><td class="lineno" valign="top"></td></tr>
129      <tr><td class="lineno" valign="top"></td><td class="left">     2.6.  Protocol Versioning  . . . . . . . . . . . . . . . . . . . 15</td><td> </td><td class="right">     2.6.  Protocol Versioning  . . . . . . . . . . . . . . . . . . . 15</td><td class="lineno" valign="top"></td></tr>
130      <tr><td class="lineno" valign="top"></td><td class="left">     2.7.  Uniform Resource Identifiers . . . . . . . . . . . . . . . 17</td><td> </td><td class="right">     2.7.  Uniform Resource Identifiers . . . . . . . . . . . . . . . 17</td><td class="lineno" valign="top"></td></tr>
131      <tr><td class="lineno" valign="top"></td><td class="left">       2.7.1.  http URI scheme  . . . . . . . . . . . . . . . . . . . 18</td><td> </td><td class="right">       2.7.1.  http URI scheme  . . . . . . . . . . . . . . . . . . . 18</td><td class="lineno" valign="top"></td></tr>
132      <tr><td class="lineno" valign="top"></td><td class="left">       2.7.2.  https URI scheme . . . . . . . . . . . . . . . . . . . 19</td><td> </td><td class="right">       2.7.2.  https URI scheme . . . . . . . . . . . . . . . . . . . 19</td><td class="lineno" valign="top"></td></tr>
133      <tr><td class="lineno" valign="top"></td><td class="left">       2.7.3.  http and https URI Normalization and Comparison  . . . 20</td><td> </td><td class="right">       2.7.3.  http and https URI Normalization and Comparison  . . . 20</td><td class="lineno" valign="top"></td></tr>
134      <tr><td><a name="diff0007" /></td></tr>
135      <tr><td class="lineno" valign="top"></td><td class="lblock">   3.  Message Format . . . . . . . . . . . . . . . . . . . . . . . . 2<span class="delete">0</span></td><td> </td><td class="rblock">   3.  Message Format . . . . . . . . . . . . . . . . . . . . . . . . 2<span class="insert">1</span></td><td class="lineno" valign="top"></td></tr>
136      <tr><td class="lineno" valign="top"></td><td class="left">     3.1.  Start Line . . . . . . . . . . . . . . . . . . . . . . . . 21</td><td> </td><td class="right">     3.1.  Start Line . . . . . . . . . . . . . . . . . . . . . . . . 21</td><td class="lineno" valign="top"></td></tr>
137      <tr><td class="lineno" valign="top"></td><td class="left">       3.1.1.  Request-Line . . . . . . . . . . . . . . . . . . . . . 22</td><td> </td><td class="right">       3.1.1.  Request-Line . . . . . . . . . . . . . . . . . . . . . 22</td><td class="lineno" valign="top"></td></tr>
138      <tr><td class="lineno" valign="top"></td><td class="left">       3.1.2.  Response Status-Line . . . . . . . . . . . . . . . . . 23</td><td> </td><td class="right">       3.1.2.  Response Status-Line . . . . . . . . . . . . . . . . . 23</td><td class="lineno" valign="top"></td></tr>
139      <tr><td class="lineno" valign="top"></td><td class="left">     3.2.  Header Fields  . . . . . . . . . . . . . . . . . . . . . . 23</td><td> </td><td class="right">     3.2.  Header Fields  . . . . . . . . . . . . . . . . . . . . . . 23</td><td class="lineno" valign="top"></td></tr>
140      <tr><td><a name="diff0008" /></td></tr>
141      <tr><td class="lineno" valign="top"></td><td class="lblock">       3.2.1.  Field Parsing  . . . . . . . . . . . . . . . . . . . . 2<span class="delete">4</span></td><td> </td><td class="rblock">       3.2.1.  Field Parsing  . . . . . . . . . . . . . . . . . . . . 2<span class="insert">5</span></td><td class="lineno" valign="top"></td></tr>
142      <tr><td class="lineno" valign="top"></td><td class="left">       3.2.2.  Field Length . . . . . . . . . . . . . . . . . . . . . 25</td><td> </td><td class="right">       3.2.2.  Field Length . . . . . . . . . . . . . . . . . . . . . 25</td><td class="lineno" valign="top"></td></tr>
143      <tr><td><a name="diff0009" /></td></tr>
144      <tr><td class="lineno" valign="top"></td><td class="lblock">       3.2.3.  Common Field ABNF Rules  . . . . . . . . . . . . . . . 2<span class="delete">5</span></td><td> </td><td class="rblock">       3.2.3.  Common Field ABNF Rules  . . . . . . . . . . . . . . . 2<span class="insert">6</span></td><td class="lineno" valign="top"></td></tr>
145      <tr><td class="lineno" valign="top"></td><td class="left">     3.3.  Message Body . . . . . . . . . . . . . . . . . . . . . . . 27</td><td> </td><td class="right">     3.3.  Message Body . . . . . . . . . . . . . . . . . . . . . . . 27</td><td class="lineno" valign="top"></td></tr>
146      <tr><td class="lineno" valign="top"></td><td class="left">     3.4.  Handling Incomplete Messages . . . . . . . . . . . . . . . 30</td><td> </td><td class="right">     3.4.  Handling Incomplete Messages . . . . . . . . . . . . . . . 30</td><td class="lineno" valign="top"></td></tr>
147      <tr><td><a name="diff0010" /></td></tr>
148      <tr><td class="lineno" valign="top"></td><td class="lblock">     3.5.  Message Parsing Robustness . . . . . . . . . . . . . . . . 3<span class="delete">0</span></td><td> </td><td class="rblock">     3.5.  Message Parsing Robustness . . . . . . . . . . . . . . . . 3<span class="insert">1</span></td><td class="lineno" valign="top"></td></tr>
149      <tr><td class="lineno" valign="top"></td><td class="left">   4.  Message Routing  . . . . . . . . . . . . . . . . . . . . . . . 31</td><td> </td><td class="right">   4.  Message Routing  . . . . . . . . . . . . . . . . . . . . . . . 31</td><td class="lineno" valign="top"></td></tr>
150      <tr><td class="lineno" valign="top"></td><td class="left">     4.1.  Types of Request Target  . . . . . . . . . . . . . . . . . 31</td><td> </td><td class="right">     4.1.  Types of Request Target  . . . . . . . . . . . . . . . . . 31</td><td class="lineno" valign="top"></td></tr>
151      <tr><td class="lineno" valign="top"></td><td class="left">     4.2.  The Resource Identified by a Request . . . . . . . . . . . 33</td><td> </td><td class="right">     4.2.  The Resource Identified by a Request . . . . . . . . . . . 33</td><td class="lineno" valign="top"></td></tr>
152      <tr><td class="lineno" valign="top"></td><td class="left">     4.3.  Effective Request URI  . . . . . . . . . . . . . . . . . . 34</td><td> </td><td class="right">     4.3.  Effective Request URI  . . . . . . . . . . . . . . . . . . 34</td><td class="lineno" valign="top"></td></tr>
153      <tr><td class="lineno" valign="top"></td><td class="left">   5.  Protocol Parameters  . . . . . . . . . . . . . . . . . . . . . 35</td><td> </td><td class="right">   5.  Protocol Parameters  . . . . . . . . . . . . . . . . . . . . . 35</td><td class="lineno" valign="top"></td></tr>
154      <tr><td class="lineno" valign="top"></td><td class="left">     5.1.  Transfer Codings . . . . . . . . . . . . . . . . . . . . . 35</td><td> </td><td class="right">     5.1.  Transfer Codings . . . . . . . . . . . . . . . . . . . . . 35</td><td class="lineno" valign="top"></td></tr>
155      <tr><td class="lineno" valign="top"></td><td class="left">       5.1.1.  Chunked Transfer Coding  . . . . . . . . . . . . . . . 36</td><td> </td><td class="right">       5.1.1.  Chunked Transfer Coding  . . . . . . . . . . . . . . . 36</td><td class="lineno" valign="top"></td></tr>
156      <tr><td class="lineno" valign="top"></td><td class="left">       5.1.2.  Compression Codings  . . . . . . . . . . . . . . . . . 38</td><td> </td><td class="right">       5.1.2.  Compression Codings  . . . . . . . . . . . . . . . . . 38</td><td class="lineno" valign="top"></td></tr>
157      <tr><td class="lineno" valign="top"></td><td class="left">       5.1.3.  Transfer Coding Registry . . . . . . . . . . . . . . . 39</td><td> </td><td class="right">       5.1.3.  Transfer Coding Registry . . . . . . . . . . . . . . . 39</td><td class="lineno" valign="top"></td></tr>
158      <tr><td class="lineno" valign="top"></td><td class="left">     5.2.  Product Tokens . . . . . . . . . . . . . . . . . . . . . . 39</td><td> </td><td class="right">     5.2.  Product Tokens . . . . . . . . . . . . . . . . . . . . . . 39</td><td class="lineno" valign="top"></td></tr>
159      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
160      <tr bgcolor="gray" ><td></td><th><a name="part-l4" /><small>skipping to change at</small><em> page 4, line 47</em></th><th> </th><th><a name="part-r4" /><small>skipping to change at</small><em> page 4, line 47</em></th><td></td></tr>
161      <tr><td class="lineno" valign="top"></td><td class="left">     10.1. Personal Information . . . . . . . . . . . . . . . . . . . 63</td><td> </td><td class="right">     10.1. Personal Information . . . . . . . . . . . . . . . . . . . 63</td><td class="lineno" valign="top"></td></tr>
162      <tr><td class="lineno" valign="top"></td><td class="left">     10.2. Abuse of Server Log Information  . . . . . . . . . . . . . 63</td><td> </td><td class="right">     10.2. Abuse of Server Log Information  . . . . . . . . . . . . . 63</td><td class="lineno" valign="top"></td></tr>
163      <tr><td class="lineno" valign="top"></td><td class="left">     10.3. Attacks Based On File and Path Names . . . . . . . . . . . 63</td><td> </td><td class="right">     10.3. Attacks Based On File and Path Names . . . . . . . . . . . 63</td><td class="lineno" valign="top"></td></tr>
164      <tr><td class="lineno" valign="top"></td><td class="left">     10.4. DNS-related Attacks  . . . . . . . . . . . . . . . . . . . 63</td><td> </td><td class="right">     10.4. DNS-related Attacks  . . . . . . . . . . . . . . . . . . . 63</td><td class="lineno" valign="top"></td></tr>
165      <tr><td class="lineno" valign="top"></td><td class="left">     10.5. Proxies and Caching  . . . . . . . . . . . . . . . . . . . 64</td><td> </td><td class="right">     10.5. Proxies and Caching  . . . . . . . . . . . . . . . . . . . 64</td><td class="lineno" valign="top"></td></tr>
166      <tr><td class="lineno" valign="top"></td><td class="left">     10.6. Protocol Element Size Overflows  . . . . . . . . . . . . . 64</td><td> </td><td class="right">     10.6. Protocol Element Size Overflows  . . . . . . . . . . . . . 64</td><td class="lineno" valign="top"></td></tr>
167      <tr><td class="lineno" valign="top"></td><td class="left">     10.7. Denial of Service Attacks on Proxies . . . . . . . . . . . 65</td><td> </td><td class="right">     10.7. Denial of Service Attacks on Proxies . . . . . . . . . . . 65</td><td class="lineno" valign="top"></td></tr>
168      <tr><td class="lineno" valign="top"></td><td class="left">   11. Acknowledgments  . . . . . . . . . . . . . . . . . . . . . . . 65</td><td> </td><td class="right">   11. Acknowledgments  . . . . . . . . . . . . . . . . . . . . . . . 65</td><td class="lineno" valign="top"></td></tr>
169      <tr><td class="lineno" valign="top"></td><td class="left">   12. References . . . . . . . . . . . . . . . . . . . . . . . . . . 66</td><td> </td><td class="right">   12. References . . . . . . . . . . . . . . . . . . . . . . . . . . 66</td><td class="lineno" valign="top"></td></tr>
170      <tr><td class="lineno" valign="top"></td><td class="left">     12.1. Normative References . . . . . . . . . . . . . . . . . . . 66</td><td> </td><td class="right">     12.1. Normative References . . . . . . . . . . . . . . . . . . . 66</td><td class="lineno" valign="top"></td></tr>
171      <tr><td><a name="diff0011" /></td></tr>
172      <tr><td class="lineno" valign="top"></td><td class="lblock">     12.2. Informative References . . . . . . . . . . . . . . . . . . <span class="delete">68</span></td><td> </td><td class="rblock">     12.2. Informative References . . . . . . . . . . . . . . . . . . <span class="insert">67</span></td><td class="lineno" valign="top"></td></tr>
173      <tr><td class="lineno" valign="top"></td><td class="lblock">   Appendix A.  HTTP Version History  . . . . . . . . . . . . . . . . <span class="delete">70</span></td><td> </td><td class="rblock">   Appendix A.  HTTP Version History  . . . . . . . . . . . . . . . . <span class="insert">69</span></td><td class="lineno" valign="top"></td></tr>
174      <tr><td class="lineno" valign="top"></td><td class="lblock">     A.1.  Changes from HTTP/1.0  . . . . . . . . . . . . . . . . . . <span class="delete">71</span></td><td> </td><td class="rblock">     A.1.  Changes from HTTP/1.0  . . . . . . . . . . . . . . . . . . <span class="insert">70</span></td><td class="lineno" valign="top"></td></tr>
175      <tr><td class="lineno" valign="top"></td><td class="lblock">       A.1.1.  Multi-homed Web Servers  . . . . . . . . . . . . . . . <span class="delete">71</span></td><td> </td><td class="rblock">       A.1.1.  Multi-homed Web Servers  . . . . . . . . . . . . . . . <span class="insert">70</span></td><td class="lineno" valign="top"></td></tr>
176      <tr><td class="lineno" valign="top"></td><td class="left">       A.1.2.  Keep-Alive Connections . . . . . . . . . . . . . . . . 71</td><td> </td><td class="right">       A.1.2.  Keep-Alive Connections . . . . . . . . . . . . . . . . 71</td><td class="lineno" valign="top"></td></tr>
177      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
178      <tr><td><a name="diff0012" /></td></tr>
179      <tr><td class="lineno" valign="top"></td><td class="lblock">     A.2.  Changes from RFC 2616  . . . . . . . . . . . . . . . . . . <span class="delete">72</span></td><td> </td><td class="rblock">     A.2.  Changes from RFC 2616  . . . . . . . . . . . . . . . . . . <span class="insert">71</span></td><td class="lineno" valign="top"></td></tr>
180      <tr><td class="lineno" valign="top"></td><td class="lblock">   Appendix B.  Collected ABNF  . . . . . . . . . . . . . . . . . . . <span class="delete">73</span></td><td> </td><td class="rblock">   Appendix B.  Collected ABNF  . . . . . . . . . . . . . . . . . . . <span class="insert">72</span></td><td class="lineno" valign="top"></td></tr>
181      <tr><td class="lineno" valign="top"></td><td class="left">   Appendix C.  Change Log (to be removed by RFC Editor before</td><td> </td><td class="right">   Appendix C.  Change Log (to be removed by RFC Editor before</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">                publication)  . . . . . . . . . . . . . . . . . . . . <span class="delete">76</span></td><td> </td><td class="rblock">                publication)  . . . . . . . . . . . . . . . . . . . . <span class="insert">75</span></td><td class="lineno" valign="top"></td></tr>
184      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.1.  Since RFC 2616 . . . . . . . . . . . . . . . . . . . . . . <span class="delete">76</span></td><td> </td><td class="rblock">     C.1.  Since RFC 2616 . . . . . . . . . . . . . . . . . . . . . . <span class="insert">75</span></td><td class="lineno" valign="top"></td></tr>
185      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.2.  Since draft-ietf-httpbis-p1-messaging-00 . . . . . . . . . <span class="delete">76</span></td><td> </td><td class="rblock">     C.2.  Since draft-ietf-httpbis-p1-messaging-00 . . . . . . . . . <span class="insert">75</span></td><td class="lineno" valign="top"></td></tr>
186      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.3.  Since draft-ietf-httpbis-p1-messaging-01 . . . . . . . . . <span class="delete">78</span></td><td> </td><td class="rblock">     C.3.  Since draft-ietf-httpbis-p1-messaging-01 . . . . . . . . . <span class="insert">77</span></td><td class="lineno" valign="top"></td></tr>
187      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.4.  Since draft-ietf-httpbis-p1-messaging-02 . . . . . . . . . <span class="delete">79</span></td><td> </td><td class="rblock">     C.4.  Since draft-ietf-httpbis-p1-messaging-02 . . . . . . . . . <span class="insert">78</span></td><td class="lineno" valign="top"></td></tr>
188      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.5.  Since draft-ietf-httpbis-p1-messaging-03 . . . . . . . . . <span class="delete">79</span></td><td> </td><td class="rblock">     C.5.  Since draft-ietf-httpbis-p1-messaging-03 . . . . . . . . . <span class="insert">78</span></td><td class="lineno" valign="top"></td></tr>
189      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.6.  Since draft-ietf-httpbis-p1-messaging-04 . . . . . . . . . <span class="delete">80</span></td><td> </td><td class="rblock">     C.6.  Since draft-ietf-httpbis-p1-messaging-04 . . . . . . . . . <span class="insert">79</span></td><td class="lineno" valign="top"></td></tr>
190      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.7.  Since draft-ietf-httpbis-p1-messaging-05 . . . . . . . . . <span class="delete">80</span></td><td> </td><td class="rblock">     C.7.  Since draft-ietf-httpbis-p1-messaging-05 . . . . . . . . . <span class="insert">79</span></td><td class="lineno" valign="top"></td></tr>
191      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.8.  Since draft-ietf-httpbis-p1-messaging-06 . . . . . . . . . <span class="delete">81</span></td><td> </td><td class="rblock">     C.8.  Since draft-ietf-httpbis-p1-messaging-06 . . . . . . . . . <span class="insert">80</span></td><td class="lineno" valign="top"></td></tr>
192      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.9.  Since draft-ietf-httpbis-p1-messaging-07 . . . . . . . . . <span class="delete">82</span></td><td> </td><td class="rblock">     C.9.  Since draft-ietf-httpbis-p1-messaging-07 . . . . . . . . . <span class="insert">81</span></td><td class="lineno" valign="top"></td></tr>
193      <tr><td class="lineno" valign="top"></td><td class="left">     C.10. Since draft-ietf-httpbis-p1-messaging-08 . . . . . . . . . 82</td><td> </td><td class="right">     C.10. Since draft-ietf-httpbis-p1-messaging-08 . . . . . . . . . 82</td><td class="lineno" valign="top"></td></tr>
194      <tr><td><a name="diff0014" /></td></tr>
195      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.11. Since draft-ietf-httpbis-p1-messaging-09 . . . . . . . . . <span class="delete">83</span></td><td> </td><td class="rblock">     C.11. Since draft-ietf-httpbis-p1-messaging-09 . . . . . . . . . <span class="insert">82</span></td><td class="lineno" valign="top"></td></tr>
196      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.12. Since draft-ietf-httpbis-p1-messaging-10 . . . . . . . . . <span class="delete">83</span></td><td> </td><td class="rblock">     C.12. Since draft-ietf-httpbis-p1-messaging-10 . . . . . . . . . <span class="insert">82</span></td><td class="lineno" valign="top"></td></tr>
197      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.13. Since draft-ietf-httpbis-p1-messaging-11 . . . . . . . . . <span class="delete">84</span></td><td> </td><td class="rblock">     C.13. Since draft-ietf-httpbis-p1-messaging-11 . . . . . . . . . <span class="insert">83</span></td><td class="lineno" valign="top"></td></tr>
198      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.14. Since draft-ietf-httpbis-p1-messaging-12 . . . . . . . . . <span class="delete">84</span></td><td> </td><td class="rblock">     C.14. Since draft-ietf-httpbis-p1-messaging-12 . . . . . . . . . <span class="insert">83</span></td><td class="lineno" valign="top"></td></tr>
199      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.15. Since draft-ietf-httpbis-p1-messaging-13 . . . . . . . . . <span class="delete">85</span></td><td> </td><td class="rblock">     C.15. Since draft-ietf-httpbis-p1-messaging-13 . . . . . . . . . <span class="insert">84</span></td><td class="lineno" valign="top"></td></tr>
200      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.16. Since draft-ietf-httpbis-p1-messaging-14 . . . . . . . . . <span class="delete">85</span></td><td> </td><td class="rblock">     C.16. Since draft-ietf-httpbis-p1-messaging-14 . . . . . . . . . <span class="insert">84</span></td><td class="lineno" valign="top"></td></tr>
201      <tr><td class="lineno" valign="top"></td><td class="left">     C.17. Since draft-ietf-httpbis-p1-messaging-15 . . . . . . . . . 85</td><td> </td><td class="right">     C.17. Since draft-ietf-httpbis-p1-messaging-15 . . . . . . . . . 85</td><td class="lineno" valign="top"></td></tr>
202      <tr><td><a name="diff0015" /></td></tr>
203      <tr><td class="lineno" valign="top"></td><td class="lblock">     C.18. Since draft-ietf-httpbis-p1-messaging-16 . . . . . . . . . <span class="delete">86</span></td><td> </td><td class="rblock">     C.18. Since draft-ietf-httpbis-p1-messaging-16 . . . . . . . . . <span class="insert">85</span></td><td class="lineno" valign="top"></td></tr>
204      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">     C.19. Since draft-ietf-httpbis-p1-messaging-17 . . . . . . . . . 85</span></td><td class="lineno" valign="top"></td></tr>
205      <tr><td class="lineno" valign="top"></td><td class="left">   Index  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86</td><td> </td><td class="right">   Index  . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86</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">1.  Introduction</td><td> </td><td class="right">1.  Introduction</td><td class="lineno" valign="top"></td></tr>
208      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
209      <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>
210      <tr><td class="lineno" valign="top"></td><td class="left">   request/response protocol that uses extensible semantics and MIME-</td><td> </td><td class="right">   request/response protocol that uses extensible semantics and MIME-</td><td class="lineno" valign="top"></td></tr>
211      <tr><td class="lineno" valign="top"></td><td class="left">   like message payloads for flexible interaction with network-based</td><td> </td><td class="right">   like message payloads for flexible interaction with network-based</td><td class="lineno" valign="top"></td></tr>
212      <tr><td class="lineno" valign="top"></td><td class="left">   hypertext information systems.  HTTP relies upon the Uniform Resource</td><td> </td><td class="right">   hypertext information systems.  HTTP relies upon the Uniform Resource</td><td class="lineno" valign="top"></td></tr>
213      <tr><td class="lineno" valign="top"></td><td class="left">   Identifier (URI) standard [RFC3986] to indicate the target resource</td><td> </td><td class="right">   Identifier (URI) standard [RFC3986] to indicate the target resource</td><td class="lineno" valign="top"></td></tr>
214      <tr><td class="lineno" valign="top"></td><td class="left">   and relationships between resources.  Messages are passed in a format</td><td> </td><td class="right">   and relationships between resources.  Messages are passed in a format</td><td class="lineno" valign="top"></td></tr>
215      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
216      <tr bgcolor="gray" ><td></td><th><a name="part-l5" /><small>skipping to change at</small><em> page 10, line 27</em></th><th> </th><th><a name="part-r5" /><small>skipping to change at</small><em> page 10, line 27</em></th><td></td></tr>
217      <tr><td class="lineno" valign="top"></td><td class="left">   these programs perform for a particular connection.  The same program</td><td> </td><td class="right">   these programs perform for a particular connection.  The same program</td><td class="lineno" valign="top"></td></tr>
218      <tr><td class="lineno" valign="top"></td><td class="left">   might act as a client on some connections and a server on others.  We</td><td> </td><td class="right">   might act as a client on some connections and a server on others.  We</td><td class="lineno" valign="top"></td></tr>
219      <tr><td class="lineno" valign="top"></td><td class="left">   use the term "user agent" to refer to the program that initiates a</td><td> </td><td class="right">   use the term "user agent" to refer to the program that initiates a</td><td class="lineno" valign="top"></td></tr>
220      <tr><td class="lineno" valign="top"></td><td class="left">   request, such as a WWW browser, editor, or spider (web-traversing</td><td> </td><td class="right">   request, such as a WWW browser, editor, or spider (web-traversing</td><td class="lineno" valign="top"></td></tr>
221      <tr><td class="lineno" valign="top"></td><td class="left">   robot), and the term "origin server" to refer to the program that can</td><td> </td><td class="right">   robot), and the term "origin server" to refer to the program that can</td><td class="lineno" valign="top"></td></tr>
222      <tr><td class="lineno" valign="top"></td><td class="left">   originate authoritative responses to a request.  For general</td><td> </td><td class="right">   originate authoritative responses to a request.  For general</td><td class="lineno" valign="top"></td></tr>
223      <tr><td class="lineno" valign="top"></td><td class="left">   requirements, we use the term "sender" to refer to whichever</td><td> </td><td class="right">   requirements, we use the term "sender" to refer to whichever</td><td class="lineno" valign="top"></td></tr>
224      <tr><td class="lineno" valign="top"></td><td class="left">   component sent a given message and the term "recipient" to refer to</td><td> </td><td class="right">   component sent a given message and the term "recipient" to refer to</td><td class="lineno" valign="top"></td></tr>
225      <tr><td class="lineno" valign="top"></td><td class="left">   any component that receives the message.</td><td> </td><td class="right">   any component that receives the message.</td><td class="lineno" valign="top"></td></tr>
226      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
227      <tr><td><a name="diff0016" /></td></tr>
228      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">      <span class="insert">Note: The term 'user agent' covers both those situations where</span></td><td class="lineno" valign="top"></td></tr>
229      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      there is a user (human) interacting with the software agent (and</span></td><td class="lineno" valign="top"></td></tr>
230      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      for which user interface or interactive suggestions might be made,</span></td><td class="lineno" valign="top"></td></tr>
231      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      e.g., warning the user or given the user an option in the case of</span></td><td class="lineno" valign="top"></td></tr>
232      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      security or privacy options) and also those where the software</span></td><td class="lineno" valign="top"></td></tr>
233      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      agent may act autonomously.</span></td><td class="lineno" valign="top"></td></tr>
234      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">                                                                         </td><td class="lineno" valign="top"></td></tr>
235      <tr><td class="lineno" valign="top"></td><td class="left">   Most HTTP communication consists of a retrieval request (GET) for a</td><td> </td><td class="right">   Most HTTP communication consists of a retrieval request (GET) for a</td><td class="lineno" valign="top"></td></tr>
236      <tr><td class="lineno" valign="top"></td><td class="left">   representation of some resource identified by a URI.  In the simplest</td><td> </td><td class="right">   representation of some resource identified by a URI.  In the simplest</td><td class="lineno" valign="top"></td></tr>
237      <tr><td class="lineno" valign="top"></td><td class="left">   case, this might be accomplished via a single bidirectional</td><td> </td><td class="right">   case, this might be accomplished via a single bidirectional</td><td class="lineno" valign="top"></td></tr>
238      <tr><td class="lineno" valign="top"></td><td class="left">   connection (===) between the user agent (UA) and the origin server</td><td> </td><td class="right">   connection (===) between the user agent (UA) and the origin server</td><td class="lineno" valign="top"></td></tr>
239      <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>
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">            request   &gt;</td><td> </td><td class="right">            request   &gt;</td><td class="lineno" valign="top"></td></tr>
242      <tr><td class="lineno" valign="top"></td><td class="left">       UA ======================================= O</td><td> </td><td class="right">       UA ======================================= O</td><td class="lineno" valign="top"></td></tr>
243      <tr><td class="lineno" valign="top"></td><td class="left">                                   &lt;   response</td><td> </td><td class="right">                                   &lt;   response</td><td class="lineno" valign="top"></td></tr>
244      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
245      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
246      <tr bgcolor="gray" ><td></td><th><a name="part-l6" /><small>skipping to change at</small><em> page 11, line 6</em></th><th> </th><th><a name="part-r6" /><small>skipping to change at</small><em> page 11, line 14</em></th><td></td></tr>
247      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
248      <tr><td class="lineno" valign="top"></td><td class="left">   A server responds to the client's request by sending an HTTP response</td><td> </td><td class="right">   A server responds to the client's request by sending an HTTP response</td><td class="lineno" valign="top"></td></tr>
249      <tr><td class="lineno" valign="top"></td><td class="left">   message, beginning with a status line that includes the protocol</td><td> </td><td class="right">   message, beginning with a status line that includes the protocol</td><td class="lineno" valign="top"></td></tr>
250      <tr><td class="lineno" valign="top"></td><td class="left">   version, a success or error code, and textual reason phrase</td><td> </td><td class="right">   version, a success or error code, and textual reason phrase</td><td class="lineno" valign="top"></td></tr>
251      <tr><td class="lineno" valign="top"></td><td class="left">   (Section 3.1.2), followed by MIME-like header fields containing</td><td> </td><td class="right">   (Section 3.1.2), followed by MIME-like header fields containing</td><td class="lineno" valign="top"></td></tr>
252      <tr><td class="lineno" valign="top"></td><td class="left">   server information, resource metadata, and payload metadata</td><td> </td><td class="right">   server information, resource metadata, and payload metadata</td><td class="lineno" valign="top"></td></tr>
253      <tr><td class="lineno" valign="top"></td><td class="left">   (Section 3.2), an empty line to indicate the end of the header</td><td> </td><td class="right">   (Section 3.2), an empty line to indicate the end of the header</td><td class="lineno" valign="top"></td></tr>
254      <tr><td class="lineno" valign="top"></td><td class="left">   section, and finally a message body containing the payload body (if</td><td> </td><td class="right">   section, and finally a message body containing the payload body (if</td><td class="lineno" valign="top"></td></tr>
255      <tr><td class="lineno" valign="top"></td><td class="left">   any, Section 3.3).</td><td> </td><td class="right">   any, Section 3.3).</td><td class="lineno" valign="top"></td></tr>
256      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
257      <tr><td><a name="diff0017" /></td></tr>
258      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">   <span class="insert">Note that 1xx responses (Section 7.1 of [Part2]) are not final;</span></td><td class="lineno" valign="top"></td></tr>
259      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   therefore, a server can send zero or more 1xx responses, followed by</span></td><td class="lineno" valign="top"></td></tr>
260      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   exactly one final response (with any other status code).</span></td><td class="lineno" valign="top"></td></tr>
261      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">                                                                         </td><td class="lineno" valign="top"></td></tr>
262      <tr><td class="lineno" valign="top"></td><td class="left">   The following example illustrates a typical message exchange for a</td><td> </td><td class="right">   The following example illustrates a typical message exchange for a</td><td class="lineno" valign="top"></td></tr>
263      <tr><td class="lineno" valign="top"></td><td class="left">   GET request on the URI "http://www.example.com/hello.txt":</td><td> </td><td class="right">   GET request on the URI "http://www.example.com/hello.txt":</td><td class="lineno" valign="top"></td></tr>
264      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
265      <tr><td class="lineno" valign="top"></td><td class="left">   client request:</td><td> </td><td class="right">   client request:</td><td class="lineno" valign="top"></td></tr>
266      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
267      <tr><td class="lineno" valign="top"></td><td class="left">     GET /hello.txt HTTP/1.1</td><td> </td><td class="right">     GET /hello.txt HTTP/1.1</td><td class="lineno" valign="top"></td></tr>
268      <tr><td class="lineno" valign="top"></td><td class="left">     User-Agent: curl/7.16.3 libcurl/7.16.3 OpenSSL/0.9.7l zlib/1.2.3</td><td> </td><td class="right">     User-Agent: curl/7.16.3 libcurl/7.16.3 OpenSSL/0.9.7l zlib/1.2.3</td><td class="lineno" valign="top"></td></tr>
269      <tr><td class="lineno" valign="top"></td><td class="left">     Host: www.example.com</td><td> </td><td class="right">     Host: www.example.com</td><td class="lineno" valign="top"></td></tr>
270      <tr><td class="lineno" valign="top"></td><td class="left">     Accept: */*</td><td> </td><td class="right">     Accept: */*</td><td class="lineno" valign="top"></td></tr>
271      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
272      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
273      <tr bgcolor="gray" ><td></td><th><a name="part-l7" /><small>skipping to change at</small><em> page 33, line 18</em></th><th> </th><th><a name="part-r7" /><small>skipping to change at</small><em> page 33, line 22</em></th><td></td></tr>
274      <tr><td class="lineno" valign="top"></td><td class="left">     Host: www.example.org:8001</td><td> </td><td class="right">     Host: www.example.org:8001</td><td class="lineno" valign="top"></td></tr>
275      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
276      <tr><td class="lineno" valign="top"></td><td class="left">   after connecting to port 8001 of host "www.example.org".</td><td> </td><td class="right">   after connecting to port 8001 of host "www.example.org".</td><td class="lineno" valign="top"></td></tr>
277      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
278      <tr><td class="lineno" valign="top"></td><td class="left">   The request-target is transmitted in the format specified in</td><td> </td><td class="right">   The request-target is transmitted in the format specified in</td><td class="lineno" valign="top"></td></tr>
279      <tr><td class="lineno" valign="top"></td><td class="left">   Section 2.7.1.  If the request-target is percent-encoded ([RFC3986],</td><td> </td><td class="right">   Section 2.7.1.  If the request-target is percent-encoded ([RFC3986],</td><td class="lineno" valign="top"></td></tr>
280      <tr><td class="lineno" valign="top"></td><td class="left">   Section 2.1), the origin server MUST decode the request-target in</td><td> </td><td class="right">   Section 2.1), the origin server MUST decode the request-target in</td><td class="lineno" valign="top"></td></tr>
281      <tr><td class="lineno" valign="top"></td><td class="left">   order to properly interpret the request.  Servers SHOULD respond to</td><td> </td><td class="right">   order to properly interpret the request.  Servers SHOULD respond to</td><td class="lineno" valign="top"></td></tr>
282      <tr><td class="lineno" valign="top"></td><td class="left">   invalid request-targets with an appropriate status code.</td><td> </td><td class="right">   invalid request-targets with an appropriate status code.</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><a name="diff0018" /></td></tr>
285      <tr><td class="lineno" valign="top"></td><td class="lblock">   A non-transforming proxy MUST NOT rewrite the "path-absolute" <span class="delete">part</span> of</td><td> </td><td class="rblock">   A non-transforming proxy MUST NOT rewrite the "path-absolute" <span class="insert">and</span></td><td class="lineno" valign="top"></td></tr>
286      <tr><td class="lineno" valign="top"></td><td class="lblock">   the received request-target when forwarding it to the next inbound</td><td> </td><td class="rblock"><span class="insert">   "query" parts</span> of the received request-target when forwarding it to</td><td class="lineno" valign="top"></td></tr>
287      <tr><td class="lineno" valign="top"></td><td class="lblock">   server, except as noted above to replace a null path-absolute with</td><td> </td><td class="rblock">   the next inbound server, except as noted above to replace a null</td><td class="lineno" valign="top"></td></tr>
288      <tr><td class="lineno" valign="top"></td><td class="lblock">   "/" or "*".</td><td> </td><td class="rblock">   path-absolute with "/" or "*".</td><td class="lineno" valign="top"></td></tr>
289      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
290      <tr><td class="lineno" valign="top"></td><td class="left">      Note: The "no rewrite" rule prevents the proxy from changing the</td><td> </td><td class="right">      Note: The "no rewrite" rule prevents the proxy from changing the</td><td class="lineno" valign="top"></td></tr>
291      <tr><td class="lineno" valign="top"></td><td class="left">      meaning of the request when the origin server is improperly using</td><td> </td><td class="right">      meaning of the request when the origin server is improperly using</td><td class="lineno" valign="top"></td></tr>
292      <tr><td class="lineno" valign="top"></td><td class="left">      a non-reserved URI character for a reserved purpose.  Implementors</td><td> </td><td class="right">      a non-reserved URI character for a reserved purpose.  Implementors</td><td class="lineno" valign="top"></td></tr>
293      <tr><td class="lineno" valign="top"></td><td class="left">      need to be aware that some pre-HTTP/1.1 proxies have been known to</td><td> </td><td class="right">      need to be aware that some pre-HTTP/1.1 proxies have been known to</td><td class="lineno" valign="top"></td></tr>
294      <tr><td class="lineno" valign="top"></td><td class="left">      rewrite the request-target.</td><td> </td><td class="right">      rewrite the request-target.</td><td class="lineno" valign="top"></td></tr>
295      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
296      <tr><td class="lineno" valign="top"></td><td class="left">4.2.  The Resource Identified by a Request</td><td> </td><td class="right">4.2.  The Resource Identified by a Request</td><td class="lineno" valign="top"></td></tr>
297      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
298      <tr><td class="lineno" valign="top"></td><td class="left">   The exact resource identified by an Internet request is determined by</td><td> </td><td class="right">   The exact resource identified by an Internet request is determined by</td><td class="lineno" valign="top"></td></tr>
299      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
300      <tr bgcolor="gray" ><td></td><th><a name="part-l8" /><small>skipping to change at</small><em> page 34, line 26</em></th><th> </th><th><a name="part-r8" /><small>skipping to change at</small><em> page 34, line 30</em></th><td></td></tr>
301      <tr><td class="lineno" valign="top"></td><td class="left">   HTTP requests often do not carry the absolute URI ([RFC3986], Section</td><td> </td><td class="right">   HTTP requests often do not carry the absolute URI ([RFC3986], Section</td><td class="lineno" valign="top"></td></tr>
302      <tr><td class="lineno" valign="top"></td><td class="left">   4.3) for the target resource; instead, the URI needs to be inferred</td><td> </td><td class="right">   4.3) for the target resource; instead, the URI needs to be inferred</td><td class="lineno" valign="top"></td></tr>
303      <tr><td class="lineno" valign="top"></td><td class="left">   from the request-target, Host header field, and connection context.</td><td> </td><td class="right">   from the request-target, Host header field, and connection context.</td><td class="lineno" valign="top"></td></tr>
304      <tr><td class="lineno" valign="top"></td><td class="left">   The result of this process is called the "effective request URI".</td><td> </td><td class="right">   The result of this process is called the "effective request URI".</td><td class="lineno" valign="top"></td></tr>
305      <tr><td class="lineno" valign="top"></td><td class="left">   The "target resource" is the resource identified by the effective</td><td> </td><td class="right">   The "target resource" is the resource identified by the effective</td><td class="lineno" valign="top"></td></tr>
306      <tr><td class="lineno" valign="top"></td><td class="left">   request URI.</td><td> </td><td class="right">   request URI.</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">   If the request-target is an absolute-URI, then the effective request</td><td> </td><td class="right">   If the request-target is an absolute-URI, then the effective request</td><td class="lineno" valign="top"></td></tr>
309      <tr><td class="lineno" valign="top"></td><td class="left">   URI is the request-target.</td><td> </td><td class="right">   URI is the request-target.</td><td class="lineno" valign="top"></td></tr>
310      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
311      <tr><td><a name="diff0019" /></td></tr>
312      <tr><td class="lineno" valign="top"></td><td class="lblock">   If the request-target uses the <span class="delete">path-absolute</span> form or the asterisk</td><td> </td><td class="rblock">   If the request-target uses the <span class="insert">origin</span> form or the asterisk form, and</td><td class="lineno" valign="top"></td></tr>
313      <tr><td class="lineno" valign="top"></td><td class="lblock">   form, and the Host header field is present, then the effective</td><td> </td><td class="rblock">   the Host header field is present, then the effective request URI is</td><td class="lineno" valign="top"></td></tr>
314      <tr><td class="lineno" valign="top"></td><td class="lblock">   request URI is constructed by concatenating</td><td> </td><td class="rblock">   constructed by concatenating</td><td class="lineno" valign="top"></td></tr>
315      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
316      <tr><td class="lineno" valign="top"></td><td class="left">   o  the scheme name: "http" if the request was received over an</td><td> </td><td class="right">   o  the scheme name: "http" if the request was received over an</td><td class="lineno" valign="top"></td></tr>
317      <tr><td class="lineno" valign="top"></td><td class="left">      insecure TCP connection, or "https" when received over a SSL/</td><td> </td><td class="right">      insecure TCP connection, or "https" when received over a SSL/</td><td class="lineno" valign="top"></td></tr>
318      <tr><td class="lineno" valign="top"></td><td class="left">      TLS-secured TCP connection,</td><td> </td><td class="right">      TLS-secured TCP connection,</td><td class="lineno" valign="top"></td></tr>
319      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
320      <tr><td class="lineno" valign="top"></td><td class="left">   o  the octet sequence "://",</td><td> </td><td class="right">   o  the octet sequence "://",</td><td class="lineno" valign="top"></td></tr>
321      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
322      <tr><td class="lineno" valign="top"></td><td class="left">   o  the authority component, as specified in the Host header field</td><td> </td><td class="right">   o  the authority component, as specified in the Host header field</td><td class="lineno" valign="top"></td></tr>
323      <tr><td class="lineno" valign="top"></td><td class="left">      (Section 8.3), and</td><td> </td><td class="right">      (Section 8.3), and</td><td class="lineno" valign="top"></td></tr>
324      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
325      <tr><td class="lineno" valign="top"></td><td class="left">   o  the request-target obtained from the Request-Line, unless the</td><td> </td><td class="right">   o  the request-target obtained from the Request-Line, unless the</td><td class="lineno" valign="top"></td></tr>
326      <tr><td class="lineno" valign="top"></td><td class="left">      request-target is just the asterisk "*".</td><td> </td><td class="right">      request-target is just the asterisk "*".</td><td class="lineno" valign="top"></td></tr>
327      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
328      <tr><td><a name="diff0020" /></td></tr>
329      <tr><td class="lineno" valign="top"></td><td class="lblock">   If the request-target uses the <span class="delete">path-absolute</span> form or the asterisk</td><td> </td><td class="rblock">   If the request-target uses the <span class="insert">origin</span> form or the asterisk form, and</td><td class="lineno" valign="top"></td></tr>
330      <tr><td class="lineno" valign="top"></td><td class="lblock">   form, and the Host header field is not present, then the effective</td><td> </td><td class="rblock">   the Host header field is not present, then the effective request URI</td><td class="lineno" valign="top"></td></tr>
331      <tr><td class="lineno" valign="top"></td><td class="lblock">   request URI is undefined.</td><td> </td><td class="rblock">   is undefined.</td><td class="lineno" valign="top"></td></tr>
332      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
333      <tr><td class="lineno" valign="top"></td><td class="left">   Otherwise, when request-target uses the authority form, the effective</td><td> </td><td class="right">   Otherwise, when request-target uses the authority form, the effective</td><td class="lineno" valign="top"></td></tr>
334      <tr><td class="lineno" valign="top"></td><td class="left">   request URI is undefined.</td><td> </td><td class="right">   request URI is undefined.</td><td class="lineno" valign="top"></td></tr>
335      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
336      <tr><td class="lineno" valign="top"></td><td class="left">   Example 1: the effective request URI for the message</td><td> </td><td class="right">   Example 1: the effective request URI for the message</td><td class="lineno" valign="top"></td></tr>
337      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
338      <tr><td class="lineno" valign="top"></td><td class="left">     GET /pub/WWW/TheProject.html HTTP/1.1</td><td> </td><td class="right">     GET /pub/WWW/TheProject.html HTTP/1.1</td><td class="lineno" valign="top"></td></tr>
339      <tr><td class="lineno" valign="top"></td><td class="left">     Host: www.example.org:8080</td><td> </td><td class="right">     Host: www.example.org:8080</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">   (received over an insecure TCP connection) is "http", plus "://",</td><td> </td><td class="right">   (received over an insecure TCP connection) is "http", plus "://",</td><td class="lineno" valign="top"></td></tr>
342      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
343      <tr bgcolor="gray" ><td></td><th><a name="part-l9" /><small>skipping to change at</small><em> page 65, line 37</em></th><th> </th><th><a name="part-r9" /><small>skipping to change at</small><em> page 65, line 37</em></th><td></td></tr>
344      <tr><td class="lineno" valign="top"></td><td class="left">   smart questions, drafting and reviewing text, and discussing open</td><td> </td><td class="right">   smart questions, drafting and reviewing text, and discussing open</td><td class="lineno" valign="top"></td></tr>
345      <tr><td class="lineno" valign="top"></td><td class="left">   issues:</td><td> </td><td class="right">   issues:</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">   Adam Barth, Adam Roach, Addison Phillips, Adrian Chadd, Adrien de</td><td> </td><td class="right">   Adam Barth, Adam Roach, Addison Phillips, Adrian Chadd, Adrien de</td><td class="lineno" valign="top"></td></tr>
348      <tr><td class="lineno" valign="top"></td><td class="left">   Croy, Alan Ford, Alan Ruttenberg, Albert Lunde, Alex Rousskov, Alexey</td><td> </td><td class="right">   Croy, Alan Ford, Alan Ruttenberg, Albert Lunde, Alex Rousskov, Alexey</td><td class="lineno" valign="top"></td></tr>
349      <tr><td class="lineno" valign="top"></td><td class="left">   Melnikov, Alisha Smith, Amichai Rothman, Amit Klein, Amos Jeffries,</td><td> </td><td class="right">   Melnikov, Alisha Smith, Amichai Rothman, Amit Klein, Amos Jeffries,</td><td class="lineno" valign="top"></td></tr>
350      <tr><td class="lineno" valign="top"></td><td class="left">   Andreas Maier, Andreas Petersson, Anne van Kesteren, Anthony Bryan,</td><td> </td><td class="right">   Andreas Maier, Andreas Petersson, Anne van Kesteren, Anthony Bryan,</td><td class="lineno" valign="top"></td></tr>
351      <tr><td class="lineno" valign="top"></td><td class="left">   Asbjorn Ulsberg, Balachander Krishnamurthy, Barry Leiba, Ben Laurie,</td><td> </td><td class="right">   Asbjorn Ulsberg, Balachander Krishnamurthy, Barry Leiba, Ben Laurie,</td><td class="lineno" valign="top"></td></tr>
352      <tr><td class="lineno" valign="top"></td><td class="left">   Benjamin Niven-Jenkins, Bil Corry, Bill Burke, Bjoern Hoehrmann, Bob</td><td> </td><td class="right">   Benjamin Niven-Jenkins, Bil Corry, Bill Burke, Bjoern Hoehrmann, Bob</td><td class="lineno" valign="top"></td></tr>
353      <tr><td class="lineno" valign="top"></td><td class="left">   Scheifler, Boris Zbarsky, Brett Slatkin, Brian Kell, Brian McBarron,</td><td> </td><td class="right">   Scheifler, Boris Zbarsky, Brett Slatkin, Brian Kell, Brian McBarron,</td><td class="lineno" valign="top"></td></tr>
354      <tr><td><a name="diff0021" /></td></tr>
355      <tr><td class="lineno" valign="top"></td><td class="lblock">   Brian Pane, Brian Smith, Bryce Nesbitt, Carl Kugler, Charles Fry,</td><td> </td><td class="rblock">   Brian Pane, Brian Smith, Bryce Nesbitt, <span class="insert">Cameron Heavon-Jones,</span> Carl</td><td class="lineno" valign="top"></td></tr>
356      <tr><td class="lineno" valign="top"></td><td class="lblock">   Chris Newman, Cyrus Daboo, Dale Robert Anderson, Dan Winship, Daniel</td><td> </td><td class="rblock">   Kugler, Charles Fry, Chris Newman, Cyrus Daboo, Dale Robert Anderson,</td><td class="lineno" valign="top"></td></tr>
357      <tr><td class="lineno" valign="top"></td><td class="lblock">   Stenberg, Dave Cridland, Dave Crocker, Dave Kristol, David Booth,</td><td> </td><td class="rblock">   Dan Winship, Daniel Stenberg, Dave Cridland, Dave Crocker, Dave</td><td class="lineno" valign="top"></td></tr>
358      <tr><td class="lineno" valign="top"></td><td class="lblock">   David Singer, David W. Morris, Diwakar Shetty, Drummond Reed, Duane</td><td> </td><td class="rblock">   Kristol, David Booth, David Singer, David W. Morris, Diwakar Shetty,</td><td class="lineno" valign="top"></td></tr>
359      <tr><td class="lineno" valign="top"></td><td class="lblock">   Wessels, Edward Lee, Eliot Lear, Eran Hammer-Lahav, Eric D. Williams,</td><td> </td><td class="rblock">   <span class="insert">Dmitry Kurochkin,</span> Drummond Reed, Duane Wessels, Edward Lee, Eliot</td><td class="lineno" valign="top"></td></tr>
360      <tr><td class="lineno" valign="top"></td><td class="lblock">   Eric J. Bowman, Eric Lawrence, Erik Aronesty, Florian Weimer, Frank</td><td> </td><td class="rblock">   Lear, Eran Hammer-Lahav, Eric D. Williams, Eric J. Bowman, Eric</td><td class="lineno" valign="top"></td></tr>
361      <tr><td class="lineno" valign="top"></td><td class="lblock">   Ellermann, Fred Bohle, Geoffrey Sneddon, Gervase Markham, Greg</td><td> </td><td class="rblock">   Lawrence, Erik Aronesty, Florian Weimer, Frank Ellermann, Fred Bohle,</td><td class="lineno" valign="top"></td></tr>
362      <tr><td class="lineno" valign="top"></td><td class="lblock">   Wilkins, Harald Tveit Alvestrand, Harry Halpin, Helge Hess, Henrik</td><td> </td><td class="rblock">   Geoffrey Sneddon, Gervase Markham, Greg Wilkins, Harald Tveit</td><td class="lineno" valign="top"></td></tr>
363      <tr><td class="lineno" valign="top"></td><td class="lblock">   Nordstrom, Henry S. Thompson, Henry Story, Howard Melman, Hugo Haas,</td><td> </td><td class="rblock">   Alvestrand, Harry Halpin, Helge Hess, Henrik Nordstrom, Henry S.</td><td class="lineno" valign="top"></td></tr>
364      <tr><td class="lineno" valign="top"></td><td class="lblock">   Ian Hickson, Ingo Struck, J. Ross Nicoll, James H. Manger, James</td><td> </td><td class="rblock">   Thompson, Henry Story, <span class="insert">Herbert van de Sompel,</span> Howard Melman, Hugo</td><td class="lineno" valign="top"></td></tr>
365      <tr><td class="lineno" valign="top"></td><td class="lblock">   Lacey, James M. Snell, Jamie Lokier, Jan Algermissen, Jeff Hodges</td><td> </td><td class="rblock">   Haas, Ian Hickson, Ingo Struck, J. Ross Nicoll, James H. Manger,</td><td class="lineno" valign="top"></td></tr>
366      <tr><td class="lineno" valign="top"></td><td class="lblock">   (for coming up with the term 'effective Request-URI'), Jeff Walden,</td><td> </td><td class="rblock">   James Lacey, James M. Snell, Jamie Lokier, Jan Algermissen, Jeff</td><td class="lineno" valign="top"></td></tr>
367      <tr><td class="lineno" valign="top"></td><td class="lblock">   Jim Luther, Joe D. Williams, Joe Gregorio, Joe Orton, John C.</td><td> </td><td class="rblock">   Hodges (for coming up with the term 'effective Request-URI'), Jeff</td><td class="lineno" valign="top"></td></tr>
368      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">   Walden, Jim Luther, Joe D. Williams, Joe Gregorio, Joe Orton, John C.</td><td class="lineno" valign="top"></td></tr>
369      <tr><td class="lineno" valign="top"></td><td class="left">   Klensin, John C. Mallery, John Cowan, John Kemp, John Panzer, John</td><td> </td><td class="right">   Klensin, John C. Mallery, John Cowan, John Kemp, John Panzer, John</td><td class="lineno" valign="top"></td></tr>
370      <tr><td class="lineno" valign="top"></td><td class="left">   Schneider, John Stracke, Jonas Sicking, Jonathan Moore, Jonathan</td><td> </td><td class="right">   Schneider, John Stracke, Jonas Sicking, Jonathan Moore, Jonathan</td><td class="lineno" valign="top"></td></tr>
371      <tr><td class="lineno" valign="top"></td><td class="left">   Rees, Jordi Ros, Joris Dobbelsteen, Josh Cohen, Julien Pierre,</td><td> </td><td class="right">   Rees, Jordi Ros, Joris Dobbelsteen, Josh Cohen, Julien Pierre,</td><td class="lineno" valign="top"></td></tr>
372      <tr><td class="lineno" valign="top"></td><td class="left">   Jungshik Shin, Justin Chapweske, Justin Erenkrantz, Justin James,</td><td> </td><td class="right">   Jungshik Shin, Justin Chapweske, Justin Erenkrantz, Justin James,</td><td class="lineno" valign="top"></td></tr>
373      <tr><td class="lineno" valign="top"></td><td class="left">   Kalvinder Singh, Karl Dubost, Keith Hoffman, Keith Moore, Koen</td><td> </td><td class="right">   Kalvinder Singh, Karl Dubost, Keith Hoffman, Keith Moore, Koen</td><td class="lineno" valign="top"></td></tr>
374      <tr><td class="lineno" valign="top"></td><td class="left">   Holtman, Konstantin Voronkov, Kris Zyp, Lisa Dusseault, Maciej</td><td> </td><td class="right">   Holtman, Konstantin Voronkov, Kris Zyp, Lisa Dusseault, Maciej</td><td class="lineno" valign="top"></td></tr>
375      <tr><td class="lineno" valign="top"></td><td class="left">   Stachowiak, Marc Schneider, Marc Slemko, Mark Baker, Mark Nottingham</td><td> </td><td class="right">   Stachowiak, Marc Schneider, Marc Slemko, Mark Baker, Mark Nottingham</td><td class="lineno" valign="top"></td></tr>
376      <tr><td class="lineno" valign="top"></td><td class="left">   (Working Group chair), Mark Pauley, Martin J. Duerst, Martin Thomson,</td><td> </td><td class="right">   (Working Group chair), Mark Pauley, Martin J. Duerst, Martin Thomson,</td><td class="lineno" valign="top"></td></tr>
377      <tr><td class="lineno" valign="top"></td><td class="left">   Matt Lynch, Matthew Cox, Max Clark, Michael Burrows, Michael</td><td> </td><td class="right">   Matt Lynch, Matthew Cox, Max Clark, Michael Burrows, Michael</td><td class="lineno" valign="top"></td></tr>
378      <tr><td class="lineno" valign="top"></td><td class="left">   Hausenblas, Mike Amundsen, Mike Kelly, Mike Schinkel, Miles Sabin,</td><td> </td><td class="right">   Hausenblas, Mike Amundsen, Mike Kelly, Mike Schinkel, Miles Sabin,</td><td class="lineno" valign="top"></td></tr>
379      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
380      <tr bgcolor="gray" ><td></td><th><a name="part-l10" /><small>skipping to change at</small><em> page 66, line 41</em></th><th> </th><th><a name="part-r10" /><small>skipping to change at</small><em> page 66, line 42</em></th><td></td></tr>
381      <tr><td class="lineno" valign="top"></td><td class="left">12.1.  Normative References</td><td> </td><td class="right">12.1.  Normative References</td><td class="lineno" valign="top"></td></tr>
382      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
383      <tr><td class="lineno" valign="top"></td><td class="left">   [ISO-8859-1]  International Organization for Standardization,</td><td> </td><td class="right">   [ISO-8859-1]  International Organization for Standardization,</td><td class="lineno" valign="top"></td></tr>
384      <tr><td class="lineno" valign="top"></td><td class="left">                 "Information technology -- 8-bit single-byte coded</td><td> </td><td class="right">                 "Information technology -- 8-bit single-byte coded</td><td class="lineno" valign="top"></td></tr>
385      <tr><td class="lineno" valign="top"></td><td class="left">                 graphic character sets -- Part 1: Latin alphabet No.</td><td> </td><td class="right">                 graphic character sets -- Part 1: Latin alphabet No.</td><td class="lineno" valign="top"></td></tr>
386      <tr><td class="lineno" valign="top"></td><td class="left">                 1", ISO/IEC 8859-1:1998, 1998.</td><td> </td><td class="right">                 1", ISO/IEC 8859-1:1998, 1998.</td><td class="lineno" valign="top"></td></tr>
387      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
388      <tr><td class="lineno" valign="top"></td><td class="left">   [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>
389      <tr><td class="lineno" valign="top"></td><td class="left">                 Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y.,</td><td> </td><td class="right">                 Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y.,</td><td class="lineno" valign="top"></td></tr>
390      <tr><td class="lineno" valign="top"></td><td class="left">                 Ed., and J. Reschke, Ed., "HTTP/1.1, part 2: Message</td><td> </td><td class="right">                 Ed., and J. Reschke, Ed., "HTTP/1.1, part 2: Message</td><td class="lineno" valign="top"></td></tr>
391      <tr><td><a name="diff0022" /></td></tr>
392      <tr><td class="lineno" valign="top"></td><td class="lblock">                 Semantics", <span class="delete">draft-ietf-httpbis-p2-semantics-17</span> (work in</td><td> </td><td class="rblock">                 Semantics", <span class="insert">draft-ietf-httpbis-p2-semantics-18</span> (work in</td><td class="lineno" valign="top"></td></tr>
393      <tr><td class="lineno" valign="top"></td><td class="lblock">                 progress), <span class="delete">October 2011.</span></td><td> </td><td class="rblock">                 progress), <span class="insert">January 2012.</span></td><td class="lineno" valign="top"></td></tr>
394      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
395      <tr><td class="lineno" valign="top"></td><td class="left">   [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>
396      <tr><td class="lineno" valign="top"></td><td class="left">                 Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y.,</td><td> </td><td class="right">                 Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y.,</td><td class="lineno" valign="top"></td></tr>
397      <tr><td class="lineno" valign="top"></td><td class="left">                 Ed., and J. Reschke, Ed., "HTTP/1.1, part 3: Message</td><td> </td><td class="right">                 Ed., and J. Reschke, Ed., "HTTP/1.1, part 3: Message</td><td class="lineno" valign="top"></td></tr>
398      <tr><td class="lineno" valign="top"></td><td class="left">                 Payload and Content Negotiation",</td><td> </td><td class="right">                 Payload and Content Negotiation",</td><td class="lineno" valign="top"></td></tr>
399      <tr><td><a name="diff0023" /></td></tr>
400      <tr><td class="lineno" valign="top"></td><td class="lblock">                 <span class="delete">draft-ietf-httpbis-p3-payload-17</span> (work in progress),</td><td> </td><td class="rblock">                 <span class="insert">draft-ietf-httpbis-p3-payload-18</span> (work in progress),</td><td class="lineno" valign="top"></td></tr>
401      <tr><td class="lineno" valign="top"></td><td class="lblock">                 <span class="delete">October 2011.</span></td><td> </td><td class="rblock">                 <span class="insert">January 2012.</span></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">   [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>
404      <tr><td class="lineno" valign="top"></td><td class="left">                 Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y.,</td><td> </td><td class="right">                 Masinter, L., Leach, P., Berners-Lee, T., Lafon, Y.,</td><td class="lineno" valign="top"></td></tr>
405      <tr><td class="lineno" valign="top"></td><td class="left">                 Ed., Nottingham, M., Ed., and J. Reschke, Ed.,</td><td> </td><td class="right">                 Ed., Nottingham, M., Ed., and J. Reschke, Ed.,</td><td class="lineno" valign="top"></td></tr>
406      <tr><td class="lineno" valign="top"></td><td class="left">                 "HTTP/1.1, part 6: Caching",</td><td> </td><td class="right">                 "HTTP/1.1, part 6: Caching",</td><td class="lineno" valign="top"></td></tr>
407      <tr><td><a name="diff0024" /></td></tr>
408      <tr><td class="lineno" valign="top"></td><td class="lblock">                 <span class="delete">draft-ietf-httpbis-p6-cache-17</span> (work in progress),</td><td> </td><td class="rblock">                 <span class="insert">draft-ietf-httpbis-p6-cache-18</span> (work in progress),</td><td class="lineno" valign="top"></td></tr>
409      <tr><td class="lineno" valign="top"></td><td class="lblock">                 <span class="delete">October 2011.</span></td><td> </td><td class="rblock">                 <span class="insert">January 2012.</span></td><td class="lineno" valign="top"></td></tr>
410      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
411      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC1950]     Deutsch, L. and J-L. Gailly, "ZLIB Compressed Data</td><td> </td><td class="right">   [RFC1950]     Deutsch, L. and J-L. Gailly, "ZLIB Compressed Data</td><td class="lineno" valign="top"></td></tr>
412      <tr><td class="lineno" valign="top"></td><td class="left">                 Format Specification version 3.3", RFC 1950, May 1996.</td><td> </td><td class="right">                 Format Specification version 3.3", RFC 1950, May 1996.</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><a name="diff0025" /></td></tr>
415      <tr><td class="lineno" valign="top"></td><td class="lblock">                 <span class="delete">RFC 1950 is an Informational RFC, thus it might be less</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
416      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 stable than this specification.  On the other hand,</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
417      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 this downward reference was present since the</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
418      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 publication of RFC 2068 in 1997, therefore it is</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
419      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 unlikely to cause problems in practice.  See also</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
420      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 [BCP97].</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
421      <tr><td class="lineno" valign="top"></td><td class="lblock">                                                                         </td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
422      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC1951]     Deutsch, P., "DEFLATE Compressed Data Format</td><td> </td><td class="right">   [RFC1951]     Deutsch, P., "DEFLATE Compressed Data Format</td><td class="lineno" valign="top"></td></tr>
423      <tr><td class="lineno" valign="top"></td><td class="left">                 Specification version 1.3", RFC 1951, May 1996.</td><td> </td><td class="right">                 Specification version 1.3", RFC 1951, May 1996.</td><td class="lineno" valign="top"></td></tr>
424      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
425      <tr><td><a name="diff0026" /></td></tr>
426      <tr><td class="lineno" valign="top"></td><td class="lblock">                 <span class="delete">RFC 1951 is an Informational RFC, thus it might be less</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
427      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 stable than this specification.  On the other hand,</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
428      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 this downward reference was present since the</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
429      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 publication of RFC 2068 in 1997, therefore it is</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
430      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 unlikely to cause problems in practice.  See also</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
431      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 [BCP97].</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
432      <tr><td class="lineno" valign="top"></td><td class="lblock">                                                                         </td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
433      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC1952]     Deutsch, P., Gailly, J-L., Adler, M., Deutsch, L., and</td><td> </td><td class="right">   [RFC1952]     Deutsch, P., Gailly, J-L., Adler, M., Deutsch, L., and</td><td class="lineno" valign="top"></td></tr>
434      <tr><td class="lineno" valign="top"></td><td class="left">                 G. Randers-Pehrson, "GZIP file format specification</td><td> </td><td class="right">                 G. Randers-Pehrson, "GZIP file format specification</td><td class="lineno" valign="top"></td></tr>
435      <tr><td class="lineno" valign="top"></td><td class="left">                 version 4.3", RFC 1952, May 1996.</td><td> </td><td class="right">                 version 4.3", RFC 1952, May 1996.</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><a name="diff0027" /></td></tr>
438      <tr><td class="lineno" valign="top"></td><td class="lblock">                 <span class="delete">RFC 1952 is an Informational RFC, thus it might be less</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
439      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 stable than this specification.  On the other hand,</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
440      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 this downward reference was present since the</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
441      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 publication of RFC 2068 in 1997, therefore it is</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
442      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 unlikely to cause problems in practice.  See also</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
443      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 [BCP97].</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
444      <tr><td class="lineno" valign="top"></td><td class="lblock">                                                                         </td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
445      <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>
446      <tr><td class="lineno" valign="top"></td><td class="left">                 Requirement Levels", BCP 14, RFC 2119, March 1997.</td><td> </td><td class="right">                 Requirement Levels", BCP 14, RFC 2119, March 1997.</td><td class="lineno" valign="top"></td></tr>
447      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
448      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC3986]     Berners-Lee, T., Fielding, R., and L. Masinter,</td><td> </td><td class="right">   [RFC3986]     Berners-Lee, T., Fielding, R., and L. Masinter,</td><td class="lineno" valign="top"></td></tr>
449      <tr><td class="lineno" valign="top"></td><td class="left">                 "Uniform Resource Identifier (URI): Generic Syntax",</td><td> </td><td class="right">                 "Uniform Resource Identifier (URI): Generic Syntax",</td><td class="lineno" valign="top"></td></tr>
450      <tr><td class="lineno" valign="top"></td><td class="left">                 STD 66, RFC 3986, January 2005.</td><td> </td><td class="right">                 STD 66, RFC 3986, January 2005.</td><td class="lineno" valign="top"></td></tr>
451      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
452      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC5234]     Crocker, D., Ed. and P. Overell, "Augmented BNF for</td><td> </td><td class="right">   [RFC5234]     Crocker, D., Ed. and P. Overell, "Augmented BNF for</td><td class="lineno" valign="top"></td></tr>
453      <tr><td class="lineno" valign="top"></td><td class="left">                 Syntax Specifications: ABNF", STD 68, RFC 5234,</td><td> </td><td class="right">                 Syntax Specifications: ABNF", STD 68, RFC 5234,</td><td class="lineno" valign="top"></td></tr>
454      <tr><td class="lineno" valign="top"></td><td class="left">                 January 2008.</td><td> </td><td class="right">                 January 2008.</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">   [USASCII]     American National Standards Institute, "Coded Character</td><td> </td><td class="right">   [USASCII]     American National Standards Institute, "Coded Character</td><td class="lineno" valign="top"></td></tr>
457      <tr><td class="lineno" valign="top"></td><td class="left">                 Set -- 7-bit American Standard Code for Information</td><td> </td><td class="right">                 Set -- 7-bit American Standard Code for Information</td><td class="lineno" valign="top"></td></tr>
458      <tr><td class="lineno" valign="top"></td><td class="left">                 Interchange", ANSI X3.4, 1986.</td><td> </td><td class="right">                 Interchange", ANSI X3.4, 1986.</td><td class="lineno" valign="top"></td></tr>
459      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
460      <tr><td class="lineno" valign="top"></td><td class="left">12.2.  Informative References</td><td> </td><td class="right">12.2.  Informative References</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="diff0028" /></td></tr>
463      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">[BCP97]       Klensin, J. and S. Hartman, "Handling Normative</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
464      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 References to Standards-Track Documents", BCP 97,</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
465      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                 RFC 4897, June 2007.</span></td><td> </td><td class="rblock"></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"></td><td class="lineno" valign="top"></td></tr>
467      <tr><td class="lineno" valign="top"></td><td class="left">   [Kri2001]     Kristol, D., "HTTP Cookies: Standards, Privacy, and</td><td> </td><td class="right">   [Kri2001]     Kristol, D., "HTTP Cookies: Standards, Privacy, and</td><td class="lineno" valign="top"></td></tr>
468      <tr><td class="lineno" valign="top"></td><td class="left">                 Politics", ACM Transactions on Internet Technology Vol.</td><td> </td><td class="right">                 Politics", ACM Transactions on Internet Technology Vol.</td><td class="lineno" valign="top"></td></tr>
469      <tr><td class="lineno" valign="top"></td><td class="left">                 1, #2, November 2001,</td><td> </td><td class="right">                 1, #2, November 2001,</td><td class="lineno" valign="top"></td></tr>
470      <tr><td class="lineno" valign="top"></td><td class="left">                 &lt;http://arxiv.org/abs/cs.SE/0105018&gt;.</td><td> </td><td class="right">                 &lt;http://arxiv.org/abs/cs.SE/0105018&gt;.</td><td class="lineno" valign="top"></td></tr>
471      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
472      <tr><td class="lineno" valign="top"></td><td class="left">   [Nie1997]     Frystyk, H., Gettys, J., Prud'hommeaux, E., Lie, H.,</td><td> </td><td class="right">   [Nie1997]     Frystyk, H., Gettys, J., Prud'hommeaux, E., Lie, H.,</td><td class="lineno" valign="top"></td></tr>
473      <tr><td class="lineno" valign="top"></td><td class="left">                 and C. Lilley, "Network Performance Effects of</td><td> </td><td class="right">                 and C. Lilley, "Network Performance Effects of</td><td class="lineno" valign="top"></td></tr>
474      <tr><td class="lineno" valign="top"></td><td class="left">                 HTTP/1.1, CSS1, and PNG", ACM Proceedings of the ACM</td><td> </td><td class="right">                 HTTP/1.1, CSS1, and PNG", ACM Proceedings of the ACM</td><td class="lineno" valign="top"></td></tr>
475      <tr><td class="lineno" valign="top"></td><td class="left">                 SIGCOMM '97 conference on Applications, technologies,</td><td> </td><td class="right">                 SIGCOMM '97 conference on Applications, technologies,</td><td class="lineno" valign="top"></td></tr>
476      <tr><td class="lineno" valign="top"></td><td class="left">                 architectures, and protocols for computer communication</td><td> </td><td class="right">                 architectures, and protocols for computer communication</td><td class="lineno" valign="top"></td></tr>
477      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
478      <tr bgcolor="gray" ><td></td><th><a name="part-l11" /><small>skipping to change at</small><em> page 71, line 31</em></th><th> </th><th><a name="part-r11" /><small>skipping to change at</small><em> page 71, line 8</em></th><td></td></tr>
479      <tr><td class="lineno" valign="top"></td><td class="left">   to which that request was directed.  The Host header field was</td><td> </td><td class="right">   to which that request was directed.  The Host header field was</td><td class="lineno" valign="top"></td></tr>
480      <tr><td class="lineno" valign="top"></td><td class="left">   introduced during the development of HTTP/1.1 and, though it was</td><td> </td><td class="right">   introduced during the development of HTTP/1.1 and, though it was</td><td class="lineno" valign="top"></td></tr>
481      <tr><td class="lineno" valign="top"></td><td class="left">   quickly implemented by most HTTP/1.0 browsers, additional</td><td> </td><td class="right">   quickly implemented by most HTTP/1.0 browsers, additional</td><td class="lineno" valign="top"></td></tr>
482      <tr><td class="lineno" valign="top"></td><td class="left">   requirements were placed on all HTTP/1.1 requests in order to ensure</td><td> </td><td class="right">   requirements were placed on all HTTP/1.1 requests in order to ensure</td><td class="lineno" valign="top"></td></tr>
483      <tr><td class="lineno" valign="top"></td><td class="left">   complete adoption.  At the time of this writing, most HTTP-based</td><td> </td><td class="right">   complete adoption.  At the time of this writing, most HTTP-based</td><td class="lineno" valign="top"></td></tr>
484      <tr><td class="lineno" valign="top"></td><td class="left">   services are dependent upon the Host header field for targeting</td><td> </td><td class="right">   services are dependent upon the Host header field for targeting</td><td class="lineno" valign="top"></td></tr>
485      <tr><td class="lineno" valign="top"></td><td class="left">   requests.</td><td> </td><td class="right">   requests.</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.1.2.  Keep-Alive Connections</td><td> </td><td class="right">A.1.2.  Keep-Alive Connections</td><td class="lineno" valign="top"></td></tr>
488      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
489      <tr><td><a name="diff0029" /></td></tr>
490      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">For most implementations of</span> HTTP/1.0, each connection is established</td><td> </td><td class="rblock">   <span class="insert">In</span> HTTP/1.0, each connection is established by the client prior to</td><td class="lineno" valign="top"></td></tr>
491      <tr><td class="lineno" valign="top"></td><td class="lblock">   by the client prior to the request and closed by the server after</td><td> </td><td class="rblock">   the request and closed by the server after sending the response.</td><td class="lineno" valign="top"></td></tr>
492      <tr><td class="lineno" valign="top"></td><td class="lblock">   sending the response.  However, some implementations implement the</td><td> </td><td class="rblock">   However, some implementations implement the <span class="insert">explicitly negotiated</span></td><td class="lineno" valign="top"></td></tr>
493      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">Keep-Alive</span> version of persistent connections described in Section</td><td> </td><td class="rblock"><span class="insert">   ("Keep-Alive")</span> version of persistent connections described in Section</td><td class="lineno" valign="top"></td></tr>
494      <tr><td class="lineno" valign="top"></td><td class="left">   19.7.1 of [RFC2068].</td><td> </td><td class="right">   19.7.1 of [RFC2068].</td><td class="lineno" valign="top"></td></tr>
495      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
496      <tr><td><a name="diff0030" /></td></tr>
497      <tr><td class="lineno" valign="top"></td><td class="lblock">   Some clients and servers might wish to be compatible with <span class="delete">some</span></td><td> </td><td class="rblock">   Some clients and servers might wish to be compatible with <span class="insert">these</span></td><td class="lineno" valign="top"></td></tr>
498      <tr><td class="lineno" valign="top"></td><td class="lblock">   previous <span class="delete">implementations of</span> persistent <span class="delete">connections in HTTP/1.0</span></td><td> </td><td class="rblock">   previous <span class="insert">approaches to</span> persistent <span class="insert">connections, by</span> explicitly</td><td class="lineno" valign="top"></td></tr>
499      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   clients and servers.  Persistent connections in HTTP/1.0 are</span></td><td> </td><td class="rblock">   <span class="insert">negotiating for them with a "Connection: keep-alive" request header</span></td><td class="lineno" valign="top"></td></tr>
500      <tr><td class="lineno" valign="top"></td><td class="lblock">   explicitly <span class="delete">negotiated as they are not the default behavior.  HTTP/1.0</span></td><td> </td><td class="rblock"><span class="insert">   field.  However, some</span> experimental implementations of <span class="insert">HTTP/1.0</span></td><td class="lineno" valign="top"></td></tr>
501      <tr><td class="lineno" valign="top"></td><td class="lblock">   experimental implementations of persistent connections are <span class="delete">faulty,</span></td><td> </td><td class="rblock">   persistent connections are <span class="insert">faulty; for example, if</span> a <span class="insert">HTTP/1.0</span> proxy</td><td class="lineno" valign="top"></td></tr>
502      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   and the new facilities in HTTP/1.1 are designed to rectify these</span></td><td> </td><td class="rblock">   server doesn't understand Connection, <span class="insert">it will</span> erroneously forward</td><td class="lineno" valign="top"></td></tr>
503      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   problems.  The problem was that some existing HTTP/1.0 clients might</span></td><td> </td><td class="rblock">   <span class="insert">that header</span> to the next inbound server, which would result in a hung</td><td class="lineno" valign="top"></td></tr>
504      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   send Keep-Alive to</span> a proxy server <span class="delete">that</span> doesn't understand Connection,</td><td> </td><td class="rblock">   <span class="insert">connection.</span></td><td class="lineno" valign="top"></td></tr>
505      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">which would then</span> erroneously forward <span class="delete">it</span> to the next inbound server,</td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
506      <tr><td class="lineno" valign="top"></td><td class="lblock">   which would <span class="delete">establish the Keep-Alive connection and</span> result in a hung</td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
507      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">HTTP/1.0 proxy waiting for the close on the response.  The result is</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
508      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   that HTTP/1.0 clients must be prevented from using Keep-Alive when</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
509      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   talking to proxies.</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
510      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
511      <tr><td><a name="diff0031" /></td></tr>
512      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">However, talking to</span> proxies <span class="delete">is</span> the <span class="delete">most important</span> use of persistent</td><td> </td><td class="rblock">   <span class="insert">One attempted solution was the introduction of a Proxy-Connection</span></td><td class="lineno" valign="top"></td></tr>
513      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">connections, so that prohibition is clearly unacceptable.  Therefore,</span></td><td> </td><td class="rblock"><span class="insert">   header, targeted specifically at proxies.  In practice, this was also</span></td><td class="lineno" valign="top"></td></tr>
514      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   we</span> need <span class="delete">some other mechanism for indicating a persistent connection</span></td><td> </td><td class="rblock"><span class="insert">   unworkable, because</span> proxies <span class="insert">are often deployed in multiple layers,</span></td><td class="lineno" valign="top"></td></tr>
515      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   is desired, which is safe to use even when talking</span> to <span class="delete">an old proxy</span></td><td> </td><td class="rblock"><span class="insert">   bringing about the same problem discussed above.</span></td><td class="lineno" valign="top"></td></tr>
516      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   that ignores Connection.  Persistent connections are</span> the <span class="delete">default</span> for</td><td> </td><td class="rblock"><span class="insert"></span></td><td class="lineno" valign="top"></td></tr>
517      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">HTTP/1.1 messages; we introduce</span> a <span class="delete">new keyword (Connection: close) for</span></td><td> </td><td class="rblock"><span class="insert">   As a result, clients are encouraged not to send the Proxy-Connection</span></td><td class="lineno" valign="top"></td></tr>
518      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   declaring non-persistence.  See Section 8.1.</span></td><td> </td><td class="rblock"><span class="insert">   header in any requests.</span></td><td class="lineno" valign="top"></td></tr>
519      <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>
520      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   Clients are also encouraged to consider</span> the use of <span class="insert">Connection: keep-</span></td><td class="lineno" valign="top"></td></tr>
521      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   alive in requests carefully; while they can enable</span> persistent</td><td class="lineno" valign="top"></td></tr>
522      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">   <span class="insert">connections with HTTP/1.0 servers, clients using them need will</span> need</td><td class="lineno" valign="top"></td></tr>
523      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">   to <span class="insert">monitor</span> the <span class="insert">connection</span> for <span class="insert">"hung" requests (which indicate that</span></td><td class="lineno" valign="top"></td></tr>
524      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   the client ought stop sending the header), and this mechanism ought</span></td><td class="lineno" valign="top"></td></tr>
525      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   not be used by clients at all when</span> a <span class="insert">proxy is being used.</span></td><td class="lineno" valign="top"></td></tr>
526      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
527      <tr><td class="lineno" valign="top"></td><td class="left">A.2.  Changes from RFC 2616</td><td> </td><td class="right">A.2.  Changes from RFC 2616</td><td class="lineno" valign="top"></td></tr>
528      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
529      <tr><td class="lineno" valign="top"></td><td class="left">   Empty list elements in list productions have been deprecated.</td><td> </td><td class="right">   Empty list elements in list productions have been deprecated.</td><td class="lineno" valign="top"></td></tr>
530      <tr><td class="lineno" valign="top"></td><td class="left">   (Section 1.2.1)</td><td> </td><td class="right">   (Section 1.2.1)</td><td class="lineno" valign="top"></td></tr>
531      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
532      <tr><td class="lineno" valign="top"></td><td class="left">   Rules about implicit linear whitespace between certain grammar</td><td> </td><td class="right">   Rules about implicit linear whitespace between certain grammar</td><td class="lineno" valign="top"></td></tr>
533      <tr><td class="lineno" valign="top"></td><td class="left">   productions have been removed; now it's only allowed when</td><td> </td><td class="right">   productions have been removed; now it's only allowed when</td><td class="lineno" valign="top"></td></tr>
534      <tr><td class="lineno" valign="top"></td><td class="left">   specifically pointed out in the ABNF.  (Section 1.2.2)</td><td> </td><td class="right">   specifically pointed out in the ABNF.  (Section 1.2.2)</td><td class="lineno" valign="top"></td></tr>
535      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
536      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
537      <tr bgcolor="gray" ><td></td><th><a name="part-l12" /><small>skipping to change at</small><em> page 86, line 30</em></th><th> </th><th><a name="part-r12" /><small>skipping to change at</small><em> page 85, line 43</em></th><td></td></tr>
538      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
539      <tr><td class="lineno" valign="top"></td><td class="left">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/219&gt;: "Revise</td><td> </td><td class="right">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/219&gt;: "Revise</td><td class="lineno" valign="top"></td></tr>
540      <tr><td class="lineno" valign="top"></td><td class="left">      Acknowledgements Sections"</td><td> </td><td class="right">      Acknowledgements Sections"</td><td class="lineno" valign="top"></td></tr>
541      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
542      <tr><td class="lineno" valign="top"></td><td class="left">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/297&gt;: "Retrying</td><td> </td><td class="right">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/297&gt;: "Retrying</td><td class="lineno" valign="top"></td></tr>
543      <tr><td class="lineno" valign="top"></td><td class="left">      Requests"</td><td> </td><td class="right">      Requests"</td><td class="lineno" valign="top"></td></tr>
544      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
545      <tr><td class="lineno" valign="top"></td><td class="left">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/318&gt;: "Closing the</td><td> </td><td class="right">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/318&gt;: "Closing the</td><td class="lineno" valign="top"></td></tr>
546      <tr><td class="lineno" valign="top"></td><td class="left">      connection on server error"</td><td> </td><td class="right">      connection on server error"</td><td class="lineno" valign="top"></td></tr>
547      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
548      <tr><td><a name="diff0032" /></td></tr>
549      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">C.19.  Since draft-ietf-httpbis-p1-messaging-17</span></td><td class="lineno" valign="top"></td></tr>
550      <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>
551      <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>
552      <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>
553      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/166&gt;: "Clarify 'User</span></td><td class="lineno" valign="top"></td></tr>
554      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      Agent'"</span></td><td class="lineno" valign="top"></td></tr>
555      <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>
556      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/300&gt;: "Define non-</span></td><td class="lineno" valign="top"></td></tr>
557      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      final responses"</span></td><td class="lineno" valign="top"></td></tr>
558      <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>
559      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/323&gt;: "intended</span></td><td class="lineno" valign="top"></td></tr>
560      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      maturity level vs normative references"</span></td><td class="lineno" valign="top"></td></tr>
561      <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>
562      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/324&gt;: "Intermediary</span></td><td class="lineno" valign="top"></td></tr>
563      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      rewriting of queries"</span></td><td class="lineno" valign="top"></td></tr>
564      <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>
565      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   o  &lt;http://tools.ietf.org/wg/httpbis/trac/ticket/158&gt;: "Proxy-</span></td><td class="lineno" valign="top"></td></tr>
566      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">      Connection and Keep-Alive"</span></td><td class="lineno" valign="top"></td></tr>
567      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">                                                                         </td><td class="lineno" valign="top"></td></tr>
568      <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>
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">   A</td><td> </td><td class="right">   A</td><td class="lineno" valign="top"></td></tr>
571      <tr><td><a name="diff0033" /></td></tr>
572      <tr><td class="lineno" valign="top"></td><td class="lblock">      absolute-URI form (of request-target)  3<span class="delete">1</span></td><td> </td><td class="rblock">      absolute-URI form (of request-target)  3<span class="insert">2</span></td><td class="lineno" valign="top"></td></tr>
573      <tr><td class="lineno" valign="top"></td><td class="left">      accelerator  13</td><td> </td><td class="right">      accelerator  13</td><td class="lineno" valign="top"></td></tr>
574      <tr><td class="lineno" valign="top"></td><td class="left">      application/http Media Type  61</td><td> </td><td class="right">      application/http Media Type  61</td><td class="lineno" valign="top"></td></tr>
575      <tr><td class="lineno" valign="top"></td><td class="left">      asterisk form (of request-target)  31</td><td> </td><td class="right">      asterisk form (of request-target)  31</td><td class="lineno" valign="top"></td></tr>
576      <tr><td class="lineno" valign="top"></td><td class="left">      authority form (of request-target)  32</td><td> </td><td class="right">      authority form (of request-target)  32</td><td class="lineno" valign="top"></td></tr>
577      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
578      <tr><td class="lineno" valign="top"></td><td class="left">   B</td><td> </td><td class="right">   B</td><td class="lineno" valign="top"></td></tr>
579      <tr><td class="lineno" valign="top"></td><td class="left">      browser  10</td><td> </td><td class="right">      browser  10</td><td class="lineno" valign="top"></td></tr>
580      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
581      <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>
582      <tr><td class="lineno" valign="top"></td><td class="left">      cache  14</td><td> </td><td class="right">      cache  14</td><td class="lineno" valign="top"></td></tr>
583      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
584      <tr bgcolor="gray" ><td></td><th><a name="part-l13" /><small>skipping to change at</small><em> page 87, line 20</em></th><th> </th><th><a name="part-r13" /><small>skipping to change at</small><em> page 86, line 52</em></th><td></td></tr>
585      <tr><td class="lineno" valign="top"></td><td class="left">   D</td><td> </td><td class="right">   D</td><td class="lineno" valign="top"></td></tr>
586      <tr><td class="lineno" valign="top"></td><td class="left">      deflate (Coding Format)  38</td><td> </td><td class="right">      deflate (Coding Format)  38</td><td class="lineno" valign="top"></td></tr>
587      <tr><td class="lineno" valign="top"></td><td class="left">      downstream  13</td><td> </td><td class="right">      downstream  13</td><td class="lineno" valign="top"></td></tr>
588      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
589      <tr><td class="lineno" valign="top"></td><td class="left">   E</td><td> </td><td class="right">   E</td><td class="lineno" valign="top"></td></tr>
590      <tr><td class="lineno" valign="top"></td><td class="left">      effective request URI  34</td><td> </td><td class="right">      effective request URI  34</td><td class="lineno" valign="top"></td></tr>
591      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
592      <tr><td class="lineno" valign="top"></td><td class="left">   G</td><td> </td><td class="right">   G</td><td class="lineno" valign="top"></td></tr>
593      <tr><td class="lineno" valign="top"></td><td class="left">      gateway  13</td><td> </td><td class="right">      gateway  13</td><td class="lineno" valign="top"></td></tr>
594      <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>
595      <tr><td><a name="diff0034" /></td></tr>
596      <tr><td class="lineno" valign="top"></td><td class="lblock">         absolute-URI  1<span class="delete">7</span></td><td> </td><td class="rblock">         absolute-URI  1<span class="insert">8</span></td><td class="lineno" valign="top"></td></tr>
597      <tr><td class="lineno" valign="top"></td><td class="left">         ALPHA  7</td><td> </td><td class="right">         ALPHA  7</td><td class="lineno" valign="top"></td></tr>
598      <tr><td class="lineno" valign="top"></td><td class="left">         attribute  35</td><td> </td><td class="right">         attribute  35</td><td class="lineno" valign="top"></td></tr>
599      <tr><td><a name="diff0035" /></td></tr>
600      <tr><td class="lineno" valign="top"></td><td class="lblock">         authority  1<span class="delete">7</span></td><td> </td><td class="rblock">         authority  1<span class="insert">8</span></td><td class="lineno" valign="top"></td></tr>
601      <tr><td class="lineno" valign="top"></td><td class="left">         BWS  9</td><td> </td><td class="right">         BWS  9</td><td class="lineno" valign="top"></td></tr>
602      <tr><td class="lineno" valign="top"></td><td class="left">         chunk  36</td><td> </td><td class="right">         chunk  36</td><td class="lineno" valign="top"></td></tr>
603      <tr><td class="lineno" valign="top"></td><td class="left">         chunk-data  36</td><td> </td><td class="right">         chunk-data  36</td><td class="lineno" valign="top"></td></tr>
604      <tr><td class="lineno" valign="top"></td><td class="left">         chunk-ext  36</td><td> </td><td class="right">         chunk-ext  36</td><td class="lineno" valign="top"></td></tr>
605      <tr><td class="lineno" valign="top"></td><td class="left">         chunk-ext-name  36</td><td> </td><td class="right">         chunk-ext-name  36</td><td class="lineno" valign="top"></td></tr>
606      <tr><td class="lineno" valign="top"></td><td class="left">         chunk-ext-val  36</td><td> </td><td class="right">         chunk-ext-val  36</td><td class="lineno" valign="top"></td></tr>
607      <tr><td class="lineno" valign="top"></td><td class="left">         chunk-size  36</td><td> </td><td class="right">         chunk-size  36</td><td class="lineno" valign="top"></td></tr>
608      <tr><td class="lineno" valign="top"></td><td class="left">         Chunked-Body  36</td><td> </td><td class="right">         Chunked-Body  36</td><td class="lineno" valign="top"></td></tr>
609      <tr><td class="lineno" valign="top"></td><td class="left">         comment  26</td><td> </td><td class="right">         comment  26</td><td class="lineno" valign="top"></td></tr>
610      <tr><td class="lineno" valign="top"></td><td class="left">         Connection  50</td><td> </td><td class="right">         Connection  50</td><td class="lineno" valign="top"></td></tr>
611      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
612      <tr bgcolor="gray" ><td></td><th><a name="part-l14" /><small>skipping to change at</small><em> page 88, line 6</em></th><th> </th><th><a name="part-r14" /><small>skipping to change at</small><em> page 87, line 38</em></th><td></td></tr>
613      <tr><td class="lineno" valign="top"></td><td class="left">         field-name  23</td><td> </td><td class="right">         field-name  23</td><td class="lineno" valign="top"></td></tr>
614      <tr><td class="lineno" valign="top"></td><td class="left">         field-value  23</td><td> </td><td class="right">         field-value  23</td><td class="lineno" valign="top"></td></tr>
615      <tr><td class="lineno" valign="top"></td><td class="left">         header-field  23</td><td> </td><td class="right">         header-field  23</td><td class="lineno" valign="top"></td></tr>
616      <tr><td class="lineno" valign="top"></td><td class="left">         HEXDIG  7</td><td> </td><td class="right">         HEXDIG  7</td><td class="lineno" valign="top"></td></tr>
617      <tr><td class="lineno" valign="top"></td><td class="left">         Host  52</td><td> </td><td class="right">         Host  52</td><td class="lineno" valign="top"></td></tr>
618      <tr><td class="lineno" valign="top"></td><td class="left">         HTAB  7</td><td> </td><td class="right">         HTAB  7</td><td class="lineno" valign="top"></td></tr>
619      <tr><td class="lineno" valign="top"></td><td class="left">         HTTP-message  21</td><td> </td><td class="right">         HTTP-message  21</td><td class="lineno" valign="top"></td></tr>
620      <tr><td class="lineno" valign="top"></td><td class="left">         HTTP-Prot-Name  15</td><td> </td><td class="right">         HTTP-Prot-Name  15</td><td class="lineno" valign="top"></td></tr>
621      <tr><td class="lineno" valign="top"></td><td class="left">         http-URI  18</td><td> </td><td class="right">         http-URI  18</td><td class="lineno" valign="top"></td></tr>
622      <tr><td class="lineno" valign="top"></td><td class="left">         HTTP-Version  15</td><td> </td><td class="right">         HTTP-Version  15</td><td class="lineno" valign="top"></td></tr>
623      <tr><td><a name="diff0036" /></td></tr>
624      <tr><td class="lineno" valign="top"></td><td class="lblock">         https-URI  <span class="delete">19</span></td><td> </td><td class="rblock">         https-URI  <span class="insert">20</span></td><td class="lineno" valign="top"></td></tr>
625      <tr><td class="lineno" valign="top"></td><td class="left">         last-chunk  36</td><td> </td><td class="right">         last-chunk  36</td><td class="lineno" valign="top"></td></tr>
626      <tr><td class="lineno" valign="top"></td><td class="left">         LF  7</td><td> </td><td class="right">         LF  7</td><td class="lineno" valign="top"></td></tr>
627      <tr><td class="lineno" valign="top"></td><td class="left">         message-body  27</td><td> </td><td class="right">         message-body  27</td><td class="lineno" valign="top"></td></tr>
628      <tr><td class="lineno" valign="top"></td><td class="left">         Method  22</td><td> </td><td class="right">         Method  22</td><td class="lineno" valign="top"></td></tr>
629      <tr><td class="lineno" valign="top"></td><td class="left">         obs-text  26</td><td> </td><td class="right">         obs-text  26</td><td class="lineno" valign="top"></td></tr>
630      <tr><td class="lineno" valign="top"></td><td class="left">         OCTET  7</td><td> </td><td class="right">         OCTET  7</td><td class="lineno" valign="top"></td></tr>
631      <tr><td class="lineno" valign="top"></td><td class="left">         OWS  9</td><td> </td><td class="right">         OWS  9</td><td class="lineno" valign="top"></td></tr>
632      <tr><td><a name="diff0037" /></td></tr>
633      <tr><td class="lineno" valign="top"></td><td class="lblock">         path-absolute  <span class="delete">17</span></td><td> </td><td class="rblock">         path-absolute  <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
634      <tr><td class="lineno" valign="top"></td><td class="lblock">         port  <span class="delete">17</span></td><td> </td><td class="rblock">         port  <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
635      <tr><td class="lineno" valign="top"></td><td class="left">         product  39</td><td> </td><td class="right">         product  39</td><td class="lineno" valign="top"></td></tr>
636      <tr><td class="lineno" valign="top"></td><td class="left">         product-version  39</td><td> </td><td class="right">         product-version  39</td><td class="lineno" valign="top"></td></tr>
637      <tr><td class="lineno" valign="top"></td><td class="left">         protocol-name  57</td><td> </td><td class="right">         protocol-name  57</td><td class="lineno" valign="top"></td></tr>
638      <tr><td class="lineno" valign="top"></td><td class="left">         protocol-version  57</td><td> </td><td class="right">         protocol-version  57</td><td class="lineno" valign="top"></td></tr>
639      <tr><td class="lineno" valign="top"></td><td class="left">         pseudonym  57</td><td> </td><td class="right">         pseudonym  57</td><td class="lineno" valign="top"></td></tr>
640      <tr><td class="lineno" valign="top"></td><td class="left">         qdtext  26</td><td> </td><td class="right">         qdtext  26</td><td class="lineno" valign="top"></td></tr>
641      <tr><td class="lineno" valign="top"></td><td class="left">         qdtext-nf  36</td><td> </td><td class="right">         qdtext-nf  36</td><td class="lineno" valign="top"></td></tr>
642      <tr><td><a name="diff0038" /></td></tr>
643      <tr><td class="lineno" valign="top"></td><td class="lblock">         query  <span class="delete">17</span></td><td> </td><td class="rblock">         query  <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
644      <tr><td class="lineno" valign="top"></td><td class="lblock">         quoted-cpair  <span class="delete">26</span></td><td> </td><td class="rblock">         quoted-cpair  <span class="insert">27</span></td><td class="lineno" valign="top"></td></tr>
645      <tr><td class="lineno" valign="top"></td><td class="left">         quoted-pair  26</td><td> </td><td class="right">         quoted-pair  26</td><td class="lineno" valign="top"></td></tr>
646      <tr><td class="lineno" valign="top"></td><td class="left">         quoted-str-nf  36</td><td> </td><td class="right">         quoted-str-nf  36</td><td class="lineno" valign="top"></td></tr>
647      <tr><td class="lineno" valign="top"></td><td class="left">         quoted-string  26</td><td> </td><td class="right">         quoted-string  26</td><td class="lineno" valign="top"></td></tr>
648      <tr><td class="lineno" valign="top"></td><td class="left">         qvalue  40</td><td> </td><td class="right">         qvalue  40</td><td class="lineno" valign="top"></td></tr>
649      <tr><td class="lineno" valign="top"></td><td class="left">         Reason-Phrase  23</td><td> </td><td class="right">         Reason-Phrase  23</td><td class="lineno" valign="top"></td></tr>
650      <tr><td class="lineno" valign="top"></td><td class="left">         received-by  57</td><td> </td><td class="right">         received-by  57</td><td class="lineno" valign="top"></td></tr>
651      <tr><td class="lineno" valign="top"></td><td class="left">         received-protocol  57</td><td> </td><td class="right">         received-protocol  57</td><td class="lineno" valign="top"></td></tr>
652      <tr><td class="lineno" valign="top"></td><td class="left">         Request-Line  22</td><td> </td><td class="right">         Request-Line  22</td><td class="lineno" valign="top"></td></tr>
653      <tr><td class="lineno" valign="top"></td><td class="left">         request-target  22</td><td> </td><td class="right">         request-target  22</td><td class="lineno" valign="top"></td></tr>
654      <tr><td class="lineno" valign="top"></td><td class="left">         RWS  9</td><td> </td><td class="right">         RWS  9</td><td class="lineno" valign="top"></td></tr>
655      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
656      <tr bgcolor="gray" ><td></td><th><a name="part-l15" /><small>skipping to change at</small><em> page 89, line 5</em></th><th> </th><th><a name="part-r15" /><small>skipping to change at</small><em> page 88, line 37</em></th><td></td></tr>
657      <tr><td class="lineno" valign="top"></td><td class="left">         te-ext  53</td><td> </td><td class="right">         te-ext  53</td><td class="lineno" valign="top"></td></tr>
658      <tr><td class="lineno" valign="top"></td><td class="left">         te-params  53</td><td> </td><td class="right">         te-params  53</td><td class="lineno" valign="top"></td></tr>
659      <tr><td class="lineno" valign="top"></td><td class="left">         token  26</td><td> </td><td class="right">         token  26</td><td class="lineno" valign="top"></td></tr>
660      <tr><td class="lineno" valign="top"></td><td class="left">         Trailer  54</td><td> </td><td class="right">         Trailer  54</td><td class="lineno" valign="top"></td></tr>
661      <tr><td class="lineno" valign="top"></td><td class="left">         trailer-part  36</td><td> </td><td class="right">         trailer-part  36</td><td class="lineno" valign="top"></td></tr>
662      <tr><td class="lineno" valign="top"></td><td class="left">         transfer-coding  35</td><td> </td><td class="right">         transfer-coding  35</td><td class="lineno" valign="top"></td></tr>
663      <tr><td class="lineno" valign="top"></td><td class="left">         Transfer-Encoding  54</td><td> </td><td class="right">         Transfer-Encoding  54</td><td class="lineno" valign="top"></td></tr>
664      <tr><td class="lineno" valign="top"></td><td class="left">         transfer-extension  35</td><td> </td><td class="right">         transfer-extension  35</td><td class="lineno" valign="top"></td></tr>
665      <tr><td class="lineno" valign="top"></td><td class="left">         transfer-parameter  35</td><td> </td><td class="right">         transfer-parameter  35</td><td class="lineno" valign="top"></td></tr>
666      <tr><td class="lineno" valign="top"></td><td class="left">         Upgrade  55</td><td> </td><td class="right">         Upgrade  55</td><td class="lineno" valign="top"></td></tr>
667      <tr><td><a name="diff0039" /></td></tr>
668      <tr><td class="lineno" valign="top"></td><td class="lblock">         uri-host  <span class="delete">17</span></td><td> </td><td class="rblock">         uri-host  <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
669      <tr><td class="lineno" valign="top"></td><td class="lblock">         URI-reference  <span class="delete">17</span></td><td> </td><td class="rblock">         URI-reference  <span class="insert">18</span></td><td class="lineno" valign="top"></td></tr>
670      <tr><td class="lineno" valign="top"></td><td class="left">         value  35</td><td> </td><td class="right">         value  35</td><td class="lineno" valign="top"></td></tr>
671      <tr><td class="lineno" valign="top"></td><td class="left">         VCHAR  7</td><td> </td><td class="right">         VCHAR  7</td><td class="lineno" valign="top"></td></tr>
672      <tr><td class="lineno" valign="top"></td><td class="left">         Via  57</td><td> </td><td class="right">         Via  57</td><td class="lineno" valign="top"></td></tr>
673      <tr><td class="lineno" valign="top"></td><td class="left">         word  26</td><td> </td><td class="right">         word  26</td><td class="lineno" valign="top"></td></tr>
674      <tr><td class="lineno" valign="top"></td><td class="left">      gzip (Coding Format)  39</td><td> </td><td class="right">      gzip (Coding Format)  39</td><td class="lineno" valign="top"></td></tr>
675      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
676      <tr><td class="lineno" valign="top"></td><td class="left">   H</td><td> </td><td class="right">   H</td><td class="lineno" valign="top"></td></tr>
677      <tr><td><a name="diff0040" /></td></tr>
678      <tr><td class="lineno" valign="top"></td><td class="lblock">      header field  2<span class="delete">0</span></td><td> </td><td class="rblock">      header field  2<span class="insert">1</span></td><td class="lineno" valign="top"></td></tr>
679      <tr><td class="lineno" valign="top"></td><td class="left">      Header Fields</td><td> </td><td class="right">      Header Fields</td><td class="lineno" valign="top"></td></tr>
680      <tr><td class="lineno" valign="top"></td><td class="left">         Connection  49</td><td> </td><td class="right">         Connection  49</td><td class="lineno" valign="top"></td></tr>
681      <tr><td class="lineno" valign="top"></td><td class="left">         Content-Length  51</td><td> </td><td class="right">         Content-Length  51</td><td class="lineno" valign="top"></td></tr>
682      <tr><td class="lineno" valign="top"></td><td class="left">         Host  51</td><td> </td><td class="right">         Host  51</td><td class="lineno" valign="top"></td></tr>
683      <tr><td class="lineno" valign="top"></td><td class="left">         TE  53</td><td> </td><td class="right">         TE  53</td><td class="lineno" valign="top"></td></tr>
684      <tr><td class="lineno" valign="top"></td><td class="left">         Trailer  54</td><td> </td><td class="right">         Trailer  54</td><td class="lineno" valign="top"></td></tr>
685      <tr><td class="lineno" valign="top"></td><td class="left">         Transfer-Encoding  54</td><td> </td><td class="right">         Transfer-Encoding  54</td><td class="lineno" valign="top"></td></tr>
686      <tr><td class="lineno" valign="top"></td><td class="left">         Upgrade  55</td><td> </td><td class="right">         Upgrade  55</td><td class="lineno" valign="top"></td></tr>
687      <tr><td class="lineno" valign="top"></td><td class="left">         Via  57</td><td> </td><td class="right">         Via  57</td><td class="lineno" valign="top"></td></tr>
688      <tr><td><a name="diff0041" /></td></tr>
689      <tr><td class="lineno" valign="top"></td><td class="lblock">      header section  <span class="delete">20</span></td><td> </td><td class="rblock">      header section  <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
690      <tr><td class="lineno" valign="top"></td><td class="lblock">      headers  <span class="delete">20</span></td><td> </td><td class="rblock">      headers  <span class="insert">21</span></td><td class="lineno" valign="top"></td></tr>
691      <tr><td class="lineno" valign="top"></td><td class="left">      Host header field  51</td><td> </td><td class="right">      Host header field  51</td><td class="lineno" valign="top"></td></tr>
692      <tr><td class="lineno" valign="top"></td><td class="left">      http URI scheme  18</td><td> </td><td class="right">      http URI scheme  18</td><td class="lineno" valign="top"></td></tr>
693      <tr><td class="lineno" valign="top"></td><td class="left">      https URI scheme  19</td><td> </td><td class="right">      https URI scheme  19</td><td class="lineno" valign="top"></td></tr>
694      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
695      <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>
696      <tr><td class="lineno" valign="top"></td><td class="left">      inbound  13</td><td> </td><td class="right">      inbound  13</td><td class="lineno" valign="top"></td></tr>
697      <tr><td class="lineno" valign="top"></td><td class="left">      interception proxy  14</td><td> </td><td class="right">      interception proxy  14</td><td class="lineno" valign="top"></td></tr>
698      <tr><td class="lineno" valign="top"></td><td class="left">      intermediary  12</td><td> </td><td class="right">      intermediary  12</td><td class="lineno" valign="top"></td></tr>
699      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
700      <tr><td class="lineno" valign="top"></td><td class="left">   M</td><td> </td><td class="right">   M</td><td class="lineno" valign="top"></td></tr>
701
702     <tr><td></td><td class="left"></td><td> </td><td class="right"></td><td></td></tr>
703     <tr bgcolor="gray"><th colspan="5" align="center"><a name="end">&nbsp;End of changes. 41 change blocks.&nbsp;</a></th></tr>
704     <tr class="stats"><td></td><th><i>124 lines changed or deleted</i></th><th><i> </i></th><th><i>133 lines changed or added</i></th><td></td></tr>
705     <tr><td colspan="5" align="center" class="small"><br/>This html diff was produced by rfcdiff 1.38. The latest version is available from <a href="http://www.tools.ietf.org/tools/rfcdiff/" >http://tools.ietf.org/tools/rfcdiff/</a> </td></tr>
706   </table>
707   </body>
708   </html>
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