source: draft-ietf-httpbis/latest/auth48/rfc7234.diff.html @ 2691

Last change on this file since 2691 was 2691, checked in by julian.reschke@…, 6 years ago

editorial fixes (#553)

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37  <table border="0" cellpadding="0" cellspacing="0">
38  <tr bgcolor="orange"><th></th><th>&nbsp;p6-cache.unpg.txt&nbsp;</th><th> </th><th>&nbsp;rfc7234-to-be.unpg.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><a name="diff0001" /></td></tr>
41      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">HTTPbis Working Group</span>                                   R. Fielding, Ed.</td><td> </td><td class="rblock"><span class="insert">Internet Engineering Task Force (IETF)</span>                  R. Fielding, Ed.</td><td class="lineno" valign="top"></td></tr>
42      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">Internet-Draft</span>                                                     Adobe</td><td> </td><td class="rblock"><span class="insert">Request for Comments: 7234</span>                                         Adobe</td><td class="lineno" valign="top"></td></tr>
43      <tr><td class="lineno" valign="top"></td><td class="lblock">Obsoletes: 2616 <span class="delete">(if approved)</span>                         M. Nottingham, Ed.</td><td> </td><td class="rblock">Obsoletes: 2616                                       M. Nottingham, Ed.</td><td class="lineno" valign="top"></td></tr>
44      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">Intended status:</span> Standards Track                                  Akamai</td><td> </td><td class="rblock"><span class="insert">Category:</span> Standards Track                                         Akamai</td><td class="lineno" valign="top"></td></tr>
45      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">Expires: November 24, 2014</span>                               J. Reschke, Ed.</td><td> </td><td class="rblock"><span class="insert">ISSN: 2070-1721</span>                                          J. Reschke, Ed.</td><td class="lineno" valign="top"></td></tr>
46      <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>
47      <tr><td><a name="diff0002" /></td></tr>
48      <tr><td class="lineno" valign="top"></td><td class="lblock">                                                            <span class="delete">May 23,</span> 2014</td><td> </td><td class="rblock">                                                            <span class="insert">    May</span> 2014</td><td class="lineno" valign="top"></td></tr>
49      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
50      <tr><td class="lineno" valign="top"></td><td class="left">            Hypertext Transfer Protocol (HTTP/1.1): Caching</td><td> </td><td class="right">            Hypertext Transfer Protocol (HTTP/1.1): Caching</td><td class="lineno" valign="top"></td></tr>
51      <tr><td><a name="diff0003" /></td></tr>
52      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">                   draft-ietf-httpbis-p6-cache-latest</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
53      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
54      <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>
55      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
56      <tr><td class="lineno" valign="top"></td><td class="left">   The Hypertext Transfer Protocol (HTTP) is a stateless application-</td><td> </td><td class="right">   The Hypertext Transfer Protocol (HTTP) is a stateless application-</td><td class="lineno" valign="top"></td></tr>
57      <tr><td class="lineno" valign="top"></td><td class="left">   level protocol for distributed, collaborative, hypertext information</td><td> </td><td class="right">   level protocol for distributed, collaborative, hypertext information</td><td class="lineno" valign="top"></td></tr>
58      <tr><td class="lineno" valign="top"></td><td class="left">   systems.  This document defines HTTP caches and the associated header</td><td> </td><td class="right">   systems.  This document defines HTTP caches and the associated header</td><td class="lineno" valign="top"></td></tr>
59      <tr><td class="lineno" valign="top"></td><td class="left">   fields that control cache behavior or indicate cacheable response</td><td> </td><td class="right">   fields that control cache behavior or indicate cacheable response</td><td class="lineno" valign="top"></td></tr>
60      <tr><td class="lineno" valign="top"></td><td class="left">   messages.</td><td> </td><td class="right">   messages.</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><a name="diff0004" /></td></tr>
63      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">Editorial Note (To be removed by RFC Editor)</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
64      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"></span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
65      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   Discussion of this draft takes place on the HTTPBIS working group</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
66      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   mailing list (ietf-http-wg@w3.org), which is archived at</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
67      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   &lt;http://lists.w3.org/Archives/Public/ietf-http-wg/&gt;.</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
68      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"></span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
69      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   The current issues list is at</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
70      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   &lt;http://tools.ietf.org/wg/httpbis/trac/report/3&gt; and related</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
71      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   documents (including fancy diffs) can be found at</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
72      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   &lt;http://tools.ietf.org/wg/httpbis/&gt;.</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
73      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete"></span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
74      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   _This is a temporary document for the purpose of tracking the</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
75      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   editorial changes made during the AUTH48 (RFC publication) phase._</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
76      <tr><td class="lineno" valign="top"></td><td class="lblock">                                                                         </td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
77      <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>
78      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
79      <tr><td><a name="diff0005" /></td></tr>
80      <tr><td class="lineno" valign="top"></td><td class="lblock">   This <span class="delete">Internet-Draft</span> is <span class="delete">submitted in full conformance with the</span></td><td> </td><td class="rblock">   This is <span class="insert">an Internet Standards Track document.</span></td><td class="lineno" valign="top"></td></tr>
81      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   provisions of BCP 78 and BCP 79.</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
82      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
83      <tr><td><a name="diff0006" /></td></tr>
84      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">Internet-Drafts are working documents</span> of the Internet Engineering</td><td> </td><td class="rblock">   <span class="insert">This document is a product</span> of the Internet Engineering Task Force</td><td class="lineno" valign="top"></td></tr>
85      <tr><td class="lineno" valign="top"></td><td class="lblock">   Task Force (IETF).  <span class="delete">Note that other groups may also distribute</span></td><td> </td><td class="rblock">   (IETF).  <span class="insert">It represents the consensus</span> of <span class="insert">the IETF community.  It has</span></td><td class="lineno" valign="top"></td></tr>
86      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   working documents as Internet-Drafts.  The list</span> of <span class="delete">current Internet-</span></td><td> </td><td class="rblock"><span class="insert">   received public review and has been approved for publication by the</span></td><td class="lineno" valign="top"></td></tr>
87      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   Drafts</span> is <span class="delete">at http://datatracker.ietf.org/drafts/current/.</span></td><td> </td><td class="rblock"><span class="insert">   Internet Engineering Steering Group (IESG).  Further information on</span></td><td class="lineno" valign="top"></td></tr>
88      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock"><span class="insert">   Internet Standards</span> is <span class="insert">available in Section 2 of RFC 5741.</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><a name="diff0007" /></td></tr>
91      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">Internet-Drafts are draft documents valid for a maximum</span> of <span class="delete">six months</span></td><td> </td><td class="rblock">   <span class="insert">Information about the current status</span> of <span class="insert">this document, any errata,</span></td><td class="lineno" valign="top"></td></tr>
92      <tr><td class="lineno" valign="top"></td><td class="lblock">   and may be <span class="delete">updated, replaced, or obsoleted by other documents</span> at <span class="delete">any</span></td><td> </td><td class="rblock">   and <span class="insert">how to provide feedback on it</span> may be <span class="insert">obtained</span> at</td><td class="lineno" valign="top"></td></tr>
93      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   time.  It is inappropriate to use Internet-Drafts as reference</span></td><td> </td><td class="rblock">   <span class="insert">http://www.rfc-editor.org/info/rfc7234.</span></td><td class="lineno" valign="top"></td></tr>
94      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   material or to cite them other than as "work in progress."</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
95      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   This Internet-Draft will expire on November 24, 2014.</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
96      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
97      <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>
98      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
99      <tr><td class="lineno" valign="top"></td><td class="left">   Copyright (c) 2014 IETF Trust and the persons identified as the</td><td> </td><td class="right">   Copyright (c) 2014 IETF Trust and the persons identified as the</td><td class="lineno" valign="top"></td></tr>
100      <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>
101      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
102      <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>
103      <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>
104      <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>
105      <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>
106      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
107      <tr bgcolor="gray" ><td></td><th><a name="part-l2" /><small>skipping to change at</small><em> page 12, line 26</em></th><th> </th><th><a name="part-r2" /><small>skipping to change at</small><em> page 12, line 26</em></th><td></td></tr>
108      <tr><td class="lineno" valign="top"></td><td class="left">   freshness_lifetime) of a response by using the first match of the</td><td> </td><td class="right">   freshness_lifetime) of a response by using the first match of the</td><td class="lineno" valign="top"></td></tr>
109      <tr><td class="lineno" valign="top"></td><td class="left">   following:</td><td> </td><td class="right">   following:</td><td class="lineno" valign="top"></td></tr>
110      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
111      <tr><td class="lineno" valign="top"></td><td class="left">   o  If the cache is shared and the s-maxage response directive</td><td> </td><td class="right">   o  If the cache is shared and the s-maxage response directive</td><td class="lineno" valign="top"></td></tr>
112      <tr><td class="lineno" valign="top"></td><td class="left">      (Section 5.2.2.9) is present, use its value, or</td><td> </td><td class="right">      (Section 5.2.2.9) is present, use its value, or</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">   o  If the max-age response directive (Section 5.2.2.8) is present,</td><td> </td><td class="right">   o  If the max-age response directive (Section 5.2.2.8) is present,</td><td class="lineno" valign="top"></td></tr>
115      <tr><td class="lineno" valign="top"></td><td class="left">      use its value, or</td><td> </td><td class="right">      use its value, or</td><td class="lineno" valign="top"></td></tr>
116      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
117      <tr><td class="lineno" valign="top"></td><td class="left">   o  If the Expires response header field (Section 5.3) is present, use</td><td> </td><td class="right">   o  If the Expires response header field (Section 5.3) is present, use</td><td class="lineno" valign="top"></td></tr>
118      <tr><td><a name="diff0008" /></td></tr>
119      <tr><td class="lineno" valign="top"></td><td class="lblock">      its value minus the value of the Date response header field,<span class="delete"> or</span></td><td> </td><td class="rblock">      its value minus the value of the Date response header field,</td><td class="lineno" valign="top"></td></tr>
120      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
121      <tr><td class="lineno" valign="top"></td><td class="left">   o  Otherwise, no explicit expiration time is present in the response.</td><td> </td><td class="right">   o  Otherwise, no explicit expiration time is present in the response.</td><td class="lineno" valign="top"></td></tr>
122      <tr><td class="lineno" valign="top"></td><td class="left">      A heuristic freshness lifetime might be applicable; see</td><td> </td><td class="right">      A heuristic freshness lifetime might be applicable; see</td><td class="lineno" valign="top"></td></tr>
123      <tr><td class="lineno" valign="top"></td><td class="left">      Section 4.2.2.</td><td> </td><td class="right">      Section 4.2.2.</td><td class="lineno" valign="top"></td></tr>
124      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
125      <tr><td class="lineno" valign="top"></td><td class="left">   Note that this calculation is not vulnerable to clock skew, since all</td><td> </td><td class="right">   Note that this calculation is not vulnerable to clock skew, since all</td><td class="lineno" valign="top"></td></tr>
126      <tr><td class="lineno" valign="top"></td><td class="left">   of the information comes from the origin server.</td><td> </td><td class="right">   of the information comes from the origin server.</td><td class="lineno" valign="top"></td></tr>
127      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
128      <tr><td class="lineno" valign="top"></td><td class="left">   When there is more than one value present for a given directive</td><td> </td><td class="right">   When there is more than one value present for a given directive</td><td class="lineno" valign="top"></td></tr>
129      <tr><td class="lineno" valign="top"></td><td class="left">   (e.g., two Expires header fields, multiple Cache-Control: max-age</td><td> </td><td class="right">   (e.g., two Expires header fields, multiple Cache-Control: max-age</td><td class="lineno" valign="top"></td></tr>
130      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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132      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
133      <tr><td class="lineno" valign="top"></td><td class="left">4.2.4.  Serving Stale Responses</td><td> </td><td class="right">4.2.4.  Serving Stale Responses</td><td class="lineno" valign="top"></td></tr>
134      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
135      <tr><td class="lineno" valign="top"></td><td class="left">   A "stale" response is one that either has explicit expiry information</td><td> </td><td class="right">   A "stale" response is one that either has explicit expiry information</td><td class="lineno" valign="top"></td></tr>
136      <tr><td class="lineno" valign="top"></td><td class="left">   or is allowed to have heuristic expiry calculated, but is not fresh</td><td> </td><td class="right">   or is allowed to have heuristic expiry calculated, but is not fresh</td><td class="lineno" valign="top"></td></tr>
137      <tr><td class="lineno" valign="top"></td><td class="left">   according to the calculations in Section 4.2.</td><td> </td><td class="right">   according to the calculations in Section 4.2.</td><td class="lineno" valign="top"></td></tr>
138      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
139      <tr><td class="lineno" valign="top"></td><td class="left">   A cache MUST NOT generate a stale response if it is prohibited by an</td><td> </td><td class="right">   A cache MUST NOT generate a stale response if it is prohibited by an</td><td class="lineno" valign="top"></td></tr>
140      <tr><td class="lineno" valign="top"></td><td class="left">   explicit in-protocol directive (e.g., by a "no-store" or "no-cache"</td><td> </td><td class="right">   explicit in-protocol directive (e.g., by a "no-store" or "no-cache"</td><td class="lineno" valign="top"></td></tr>
141      <tr><td class="lineno" valign="top"></td><td class="left">   cache directive, a "must-revalidate" cache-response-directive, or an</td><td> </td><td class="right">   cache directive, a "must-revalidate" cache-response-directive, or an</td><td class="lineno" valign="top"></td></tr>
142      <tr><td><a name="diff0009" /></td></tr>
143      <tr><td class="lineno" valign="top"></td><td class="lblock">   applicable "s-maxage" or "proxy-revalidate" cache<span class="delete">-response-</span>directive;</td><td> </td><td class="rblock">   applicable "s-maxage" or "proxy-revalidate" cache<span class="insert"> response </span>directive;</td><td class="lineno" valign="top"></td></tr>
144      <tr><td class="lineno" valign="top"></td><td class="left">   see Section 5.2.2).</td><td> </td><td class="right">   see Section 5.2.2).</td><td class="lineno" valign="top"></td></tr>
145      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
146      <tr><td class="lineno" valign="top"></td><td class="left">   A cache MUST NOT send stale responses unless it is disconnected</td><td> </td><td class="right">   A cache MUST NOT send stale responses unless it is disconnected</td><td class="lineno" valign="top"></td></tr>
147      <tr><td class="lineno" valign="top"></td><td class="left">   (i.e., it cannot contact the origin server or otherwise find a</td><td> </td><td class="right">   (i.e., it cannot contact the origin server or otherwise find a</td><td class="lineno" valign="top"></td></tr>
148      <tr><td class="lineno" valign="top"></td><td class="left">   forward path) or doing so is explicitly allowed (e.g., by the max-</td><td> </td><td class="right">   forward path) or doing so is explicitly allowed (e.g., by the max-</td><td class="lineno" valign="top"></td></tr>
149      <tr><td class="lineno" valign="top"></td><td class="left">   stale request directive; see Section 5.2.1).</td><td> </td><td class="right">   stale request directive; see Section 5.2.1).</td><td class="lineno" valign="top"></td></tr>
150      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
151      <tr><td class="lineno" valign="top"></td><td class="left">   A cache SHOULD generate a Warning header field with the 110 warn-code</td><td> </td><td class="right">   A cache SHOULD generate a Warning header field with the 110 warn-code</td><td class="lineno" valign="top"></td></tr>
152      <tr><td class="lineno" valign="top"></td><td class="left">   (see Section 5.5.1) in stale responses.  Likewise, a cache SHOULD</td><td> </td><td class="right">   (see Section 5.5.1) in stale responses.  Likewise, a cache SHOULD</td><td class="lineno" valign="top"></td></tr>
153      <tr><td class="lineno" valign="top"></td><td class="left">   generate a 112 warn-code (see Section 5.5.3) in stale responses if</td><td> </td><td class="right">   generate a 112 warn-code (see Section 5.5.3) in stale responses if</td><td class="lineno" valign="top"></td></tr>
154      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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156      <tr><td class="lineno" valign="top"></td><td class="left">   Argument syntax:</td><td> </td><td class="right">   Argument syntax:</td><td class="lineno" valign="top"></td></tr>
157      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
158      <tr><td class="lineno" valign="top"></td><td class="left">      delta-seconds (see Section 1.2.1)</td><td> </td><td class="right">      delta-seconds (see Section 1.2.1)</td><td class="lineno" valign="top"></td></tr>
159      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
160      <tr><td class="lineno" valign="top"></td><td class="left">   The "min-fresh" request directive indicates that the client is</td><td> </td><td class="right">   The "min-fresh" request directive indicates that the client is</td><td class="lineno" valign="top"></td></tr>
161      <tr><td class="lineno" valign="top"></td><td class="left">   willing to accept a response whose freshness lifetime is no less than</td><td> </td><td class="right">   willing to accept a response whose freshness lifetime is no less than</td><td class="lineno" valign="top"></td></tr>
162      <tr><td class="lineno" valign="top"></td><td class="left">   its current age plus the specified time in seconds.  That is, the</td><td> </td><td class="right">   its current age plus the specified time in seconds.  That is, the</td><td class="lineno" valign="top"></td></tr>
163      <tr><td class="lineno" valign="top"></td><td class="left">   client wants a response that will still be fresh for at least the</td><td> </td><td class="right">   client wants a response that will still be fresh for at least the</td><td class="lineno" valign="top"></td></tr>
164      <tr><td class="lineno" valign="top"></td><td class="left">   specified number of seconds.</td><td> </td><td class="right">   specified number of seconds.</td><td class="lineno" valign="top"></td></tr>
165      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
166      <tr><td><a name="diff0010" /></td></tr>
167      <tr><td class="lineno" valign="top"></td><td class="lblock">   This directive uses the token form of the argument <span class="delete">syntax:</span> e.g.,</td><td> </td><td class="rblock">   This directive uses the token form of the argument <span class="insert">syntax;</span> e.g.,</td><td class="lineno" valign="top"></td></tr>
168      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">'min-fresh=20'</span> not 'min-fresh="20"'.  A sender SHOULD NOT generate</td><td> </td><td class="rblock">   <span class="insert">'min-fresh=20',</span> not 'min-fresh="20"'.  A sender SHOULD NOT generate</td><td class="lineno" valign="top"></td></tr>
169      <tr><td class="lineno" valign="top"></td><td class="left">   the quoted-string form.</td><td> </td><td class="right">   the quoted-string form.</td><td class="lineno" valign="top"></td></tr>
170      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
171      <tr><td class="lineno" valign="top"></td><td class="left">5.2.1.4.  no-cache</td><td> </td><td class="right">5.2.1.4.  no-cache</td><td class="lineno" valign="top"></td></tr>
172      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
173      <tr><td class="lineno" valign="top"></td><td class="left">   The "no-cache" request directive indicates that a cache MUST NOT use</td><td> </td><td class="right">   The "no-cache" request directive indicates that a cache MUST NOT use</td><td class="lineno" valign="top"></td></tr>
174      <tr><td class="lineno" valign="top"></td><td class="left">   a stored response to satisfy the request without successful</td><td> </td><td class="right">   a stored response to satisfy the request without successful</td><td class="lineno" valign="top"></td></tr>
175      <tr><td class="lineno" valign="top"></td><td class="left">   validation on the origin server.</td><td> </td><td class="right">   validation on the origin server.</td><td class="lineno" valign="top"></td></tr>
176      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
177      <tr><td class="lineno" valign="top"></td><td class="left">5.2.1.5.  no-store</td><td> </td><td class="right">5.2.1.5.  no-store</td><td class="lineno" valign="top"></td></tr>
178      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
179      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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181      <tr><td class="lineno" valign="top"></td><td class="left">   store the specified field-names(s), whereas it MAY store the</td><td> </td><td class="right">   store the specified field-names(s), whereas it MAY store the</td><td class="lineno" valign="top"></td></tr>
182      <tr><td class="lineno" valign="top"></td><td class="left">   remainder of the response message.</td><td> </td><td class="right">   remainder of the response message.</td><td class="lineno" valign="top"></td></tr>
183      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
184      <tr><td class="lineno" valign="top"></td><td class="left">   The field-names given are not limited to the set of header fields</td><td> </td><td class="right">   The field-names given are not limited to the set of header fields</td><td class="lineno" valign="top"></td></tr>
185      <tr><td class="lineno" valign="top"></td><td class="left">   defined by this specification.  Field names are case-insensitive.</td><td> </td><td class="right">   defined by this specification.  Field names are case-insensitive.</td><td class="lineno" valign="top"></td></tr>
186      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
187      <tr><td class="lineno" valign="top"></td><td class="left">   This directive uses the quoted-string form of the argument syntax.  A</td><td> </td><td class="right">   This directive uses the quoted-string form of the argument syntax.  A</td><td class="lineno" valign="top"></td></tr>
188      <tr><td class="lineno" valign="top"></td><td class="left">   sender SHOULD NOT generate the token form (even if quoting appears</td><td> </td><td class="right">   sender SHOULD NOT generate the token form (even if quoting appears</td><td class="lineno" valign="top"></td></tr>
189      <tr><td class="lineno" valign="top"></td><td class="left">   not to be needed for single-entry lists).</td><td> </td><td class="right">   not to be needed for single-entry lists).</td><td class="lineno" valign="top"></td></tr>
190      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
191      <tr><td><a name="diff0011" /></td></tr>
192      <tr><td class="lineno" valign="top"></td><td class="lblock">   Note: This <span class="delete">usage</span> of the word "private" only <span class="delete">controls where</span> the</td><td> </td><td class="rblock">   Note: This <span class="insert">use</span> of the word "private" <span class="insert">refers</span> only <span class="insert">to the control of</span></td><td class="lineno" valign="top"></td></tr>
193      <tr><td class="lineno" valign="top"></td><td class="lblock">   response can be stored; <span class="delete">it cannot ensure</span> the privacy of the message</td><td> </td><td class="rblock"><span class="insert">   the location in which</span> the response can be stored; the privacy of the</td><td class="lineno" valign="top"></td></tr>
194      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">content.</span>  Also, private response directives with field-names are</td><td> </td><td class="rblock">   message <span class="insert">content cannot be ensured.</span>  Also, private response directives</td><td class="lineno" valign="top"></td></tr>
195      <tr><td class="lineno" valign="top"></td><td class="lblock">   often handled by caches as if an unqualified private directive was</td><td> </td><td class="rblock">   with field-names are often handled by caches as if an unqualified</td><td class="lineno" valign="top"></td></tr>
196      <tr><td class="lineno" valign="top"></td><td class="lblock">   received; i.e., the special handling for the qualified form is not</td><td> </td><td class="rblock">   private directive was received; i.e., the special handling for the</td><td class="lineno" valign="top"></td></tr>
197      <tr><td class="lineno" valign="top"></td><td class="lblock">   widely implemented.</td><td> </td><td class="rblock">   qualified form is not widely implemented.</td><td class="lineno" valign="top"></td></tr>
198      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
199      <tr><td class="lineno" valign="top"></td><td class="left">5.2.2.7.  proxy-revalidate</td><td> </td><td class="right">5.2.2.7.  proxy-revalidate</td><td class="lineno" valign="top"></td></tr>
200      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
201      <tr><td class="lineno" valign="top"></td><td class="left">   The "proxy-revalidate" response directive has the same meaning as the</td><td> </td><td class="right">   The "proxy-revalidate" response directive has the same meaning as the</td><td class="lineno" valign="top"></td></tr>
202      <tr><td class="lineno" valign="top"></td><td class="left">   must-revalidate response directive, except that it does not apply to</td><td> </td><td class="right">   must-revalidate response directive, except that it does not apply to</td><td class="lineno" valign="top"></td></tr>
203      <tr><td class="lineno" valign="top"></td><td class="left">   private caches.</td><td> </td><td class="right">   private caches.</td><td class="lineno" valign="top"></td></tr>
204      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
205      <tr><td class="lineno" valign="top"></td><td class="left">5.2.2.8.  max-age</td><td> </td><td class="right">5.2.2.8.  max-age</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">   Argument syntax:</td><td> </td><td class="right">   Argument syntax:</td><td class="lineno" valign="top"></td></tr>
208      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
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210      <tr><td class="lineno" valign="top"></td><td class="left">   previous representation even if it has expired.</td><td> </td><td class="right">   previous representation even if it has expired.</td><td class="lineno" valign="top"></td></tr>
211      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
212      <tr><td class="lineno" valign="top"></td><td class="left">   This does not prohibit the history mechanism from telling the user</td><td> </td><td class="right">   This does not prohibit the history mechanism from telling the user</td><td class="lineno" valign="top"></td></tr>
213      <tr><td class="lineno" valign="top"></td><td class="left">   that a view might be stale or from honoring cache directives (e.g.,</td><td> </td><td class="right">   that a view might be stale or from honoring cache directives (e.g.,</td><td class="lineno" valign="top"></td></tr>
214      <tr><td class="lineno" valign="top"></td><td class="left">   Cache-Control: no-store).</td><td> </td><td class="right">   Cache-Control: no-store).</td><td class="lineno" valign="top"></td></tr>
215      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
216      <tr><td class="lineno" valign="top"></td><td class="left">7.  IANA Considerations</td><td> </td><td class="right">7.  IANA Considerations</td><td class="lineno" valign="top"></td></tr>
217      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
218      <tr><td class="lineno" valign="top"></td><td class="left">7.1.  Cache Directive Registry</td><td> </td><td class="right">7.1.  Cache Directive Registry</td><td class="lineno" valign="top"></td></tr>
219      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
220      <tr><td><a name="diff0012" /></td></tr>
221      <tr><td class="lineno" valign="top"></td><td class="lblock">   The <span class="delete">"Hypertext Transfer Protocol (HTTP)</span> Cache Directive Registry"</td><td> </td><td class="rblock">   The <span class="insert">"HTTP</span> Cache Directive Registry" defines the <span class="insert">name space</span> for the</td><td class="lineno" valign="top"></td></tr>
222      <tr><td class="lineno" valign="top"></td><td class="lblock">   defines the <span class="delete">namespace</span> for the cache directives.  It has been created</td><td> </td><td class="rblock">   cache directives.  It has been created and is now maintained at</td><td class="lineno" valign="top"></td></tr>
223      <tr><td class="lineno" valign="top"></td><td class="lblock">   and is now maintained at</td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
224      <tr><td class="lineno" valign="top"></td><td class="left">   &lt;http://www.iana.org/assignments/http-cache-directives&gt;.</td><td> </td><td class="right">   &lt;http://www.iana.org/assignments/http-cache-directives&gt;.</td><td class="lineno" valign="top"></td></tr>
225      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
226      <tr><td class="lineno" valign="top"></td><td class="left">7.1.1.  Procedure</td><td> </td><td class="right">7.1.1.  Procedure</td><td class="lineno" valign="top"></td></tr>
227      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
228      <tr><td class="lineno" valign="top"></td><td class="left">   A registration MUST include the following fields:</td><td> </td><td class="right">   A registration MUST include the following fields:</td><td class="lineno" valign="top"></td></tr>
229      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
230      <tr><td class="lineno" valign="top"></td><td class="left">   o  Cache Directive Name</td><td> </td><td class="right">   o  Cache Directive Name</td><td class="lineno" valign="top"></td></tr>
231      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
232      <tr><td class="lineno" valign="top"></td><td class="left">   o  Pointer to specification text</td><td> </td><td class="right">   o  Pointer to specification text</td><td class="lineno" valign="top"></td></tr>
233      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
234      <tr><td><a name="diff0013" /></td></tr>
235      <tr><td class="lineno" valign="top"></td><td class="lblock">   Values to be added to this namespace require IETF Review (see</td><td> </td><td class="rblock">   Values to be added to this name<span class="insert"> </span>space require IETF Review (see</td><td class="lineno" valign="top"></td></tr>
236      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC5226], Section 4.1).</td><td> </td><td class="right">   [RFC5226], Section 4.1).</td><td class="lineno" valign="top"></td></tr>
237      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
238      <tr><td class="lineno" valign="top"></td><td class="left">7.1.2.  Considerations for New Cache Control Directives</td><td> </td><td class="right">7.1.2.  Considerations for New Cache Control Directives</td><td class="lineno" valign="top"></td></tr>
239      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
240      <tr><td class="lineno" valign="top"></td><td class="left">   New extension directives ought to consider defining:</td><td> </td><td class="right">   New extension directives ought to consider defining:</td><td class="lineno" valign="top"></td></tr>
241      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
242      <tr><td class="lineno" valign="top"></td><td class="left">   o  What it means for a directive to be specified multiple times,</td><td> </td><td class="right">   o  What it means for a directive to be specified multiple times,</td><td class="lineno" valign="top"></td></tr>
243      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
244      <tr><td class="lineno" valign="top"></td><td class="left">   o  When the directive does not take an argument, what it means when</td><td> </td><td class="right">   o  When the directive does not take an argument, what it means when</td><td class="lineno" valign="top"></td></tr>
245      <tr><td class="lineno" valign="top"></td><td class="left">      an argument is present,</td><td> </td><td class="right">      an argument is present,</td><td class="lineno" valign="top"></td></tr>
246      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
247      <tr bgcolor="gray" ><td></td><th><a name="part-l7" /><small>skipping to change at</small><em> page 32, line 46</em></th><th> </th><th><a name="part-r7" /><small>skipping to change at</small><em> page 32, line 45</em></th><td></td></tr>
248      <tr><td class="lineno" valign="top"></td><td class="left">   o  When the directive requires an argument, what it means when it is</td><td> </td><td class="right">   o  When the directive requires an argument, what it means when it is</td><td class="lineno" valign="top"></td></tr>
249      <tr><td class="lineno" valign="top"></td><td class="left">      missing,</td><td> </td><td class="right">      missing,</td><td class="lineno" valign="top"></td></tr>
250      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
251      <tr><td class="lineno" valign="top"></td><td class="left">   o  Whether the directive is specific to requests, responses, or able</td><td> </td><td class="right">   o  Whether the directive is specific to requests, responses, or able</td><td class="lineno" valign="top"></td></tr>
252      <tr><td class="lineno" valign="top"></td><td class="left">      to be used in either.</td><td> </td><td class="right">      to be used in either.</td><td class="lineno" valign="top"></td></tr>
253      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
254      <tr><td class="lineno" valign="top"></td><td class="left">   See also Section 5.2.3.</td><td> </td><td class="right">   See also Section 5.2.3.</td><td class="lineno" valign="top"></td></tr>
255      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
256      <tr><td class="lineno" valign="top"></td><td class="left">7.1.3.  Registrations</td><td> </td><td class="right">7.1.3.  Registrations</td><td class="lineno" valign="top"></td></tr>
257      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
258      <tr><td><a name="diff0014" /></td></tr>
259      <tr><td class="lineno" valign="top"></td><td class="lblock">   The <span class="delete">registry has been</span> populated with the registrations below:</td><td> </td><td class="rblock">   The <span class="insert">"HTTP Cache Directive Registry" shall be</span> populated with the</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">   registrations below:</td><td class="lineno" valign="top"></td></tr>
261      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
262      <tr><td class="lineno" valign="top"></td><td class="left">   +------------------------+----------------------------------+</td><td> </td><td class="right">   +------------------------+----------------------------------+</td><td class="lineno" valign="top"></td></tr>
263      <tr><td class="lineno" valign="top"></td><td class="left">   | Cache Directive        | Reference                        |</td><td> </td><td class="right">   | Cache Directive        | Reference                        |</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">   | max-age                | Section 5.2.1.1, Section 5.2.2.8 |</td><td> </td><td class="right">   | max-age                | Section 5.2.1.1, Section 5.2.2.8 |</td><td class="lineno" valign="top"></td></tr>
266      <tr><td class="lineno" valign="top"></td><td class="left">   | max-stale              | Section 5.2.1.2                  |</td><td> </td><td class="right">   | max-stale              | Section 5.2.1.2                  |</td><td class="lineno" valign="top"></td></tr>
267      <tr><td class="lineno" valign="top"></td><td class="left">   | min-fresh              | Section 5.2.1.3                  |</td><td> </td><td class="right">   | min-fresh              | Section 5.2.1.3                  |</td><td class="lineno" valign="top"></td></tr>
268      <tr><td class="lineno" valign="top"></td><td class="left">   | must-revalidate        | Section 5.2.2.1                  |</td><td> </td><td class="right">   | must-revalidate        | Section 5.2.2.1                  |</td><td class="lineno" valign="top"></td></tr>
269      <tr><td class="lineno" valign="top"></td><td class="left">   | no-cache               | Section 5.2.1.4, Section 5.2.2.2 |</td><td> </td><td class="right">   | no-cache               | Section 5.2.1.4, Section 5.2.2.2 |</td><td class="lineno" valign="top"></td></tr>
270      <tr><td class="lineno" valign="top"></td><td class="left">   | no-store               | Section 5.2.1.5, Section 5.2.2.3 |</td><td> </td><td class="right">   | no-store               | Section 5.2.1.5, Section 5.2.2.3 |</td><td class="lineno" valign="top"></td></tr>
271      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
272      <tr bgcolor="gray" ><td></td><th><a name="part-l8" /><small>skipping to change at</small><em> page 33, line 26</em></th><th> </th><th><a name="part-r8" /><small>skipping to change at</small><em> page 33, line 26</em></th><td></td></tr>
273      <tr><td class="lineno" valign="top"></td><td class="left">   | private                | Section 5.2.2.6                  |</td><td> </td><td class="right">   | private                | Section 5.2.2.6                  |</td><td class="lineno" valign="top"></td></tr>
274      <tr><td class="lineno" valign="top"></td><td class="left">   | proxy-revalidate       | Section 5.2.2.7                  |</td><td> </td><td class="right">   | proxy-revalidate       | Section 5.2.2.7                  |</td><td class="lineno" valign="top"></td></tr>
275      <tr><td class="lineno" valign="top"></td><td class="left">   | public                 | Section 5.2.2.5                  |</td><td> </td><td class="right">   | public                 | Section 5.2.2.5                  |</td><td class="lineno" valign="top"></td></tr>
276      <tr><td class="lineno" valign="top"></td><td class="left">   | s-maxage               | Section 5.2.2.9                  |</td><td> </td><td class="right">   | s-maxage               | Section 5.2.2.9                  |</td><td class="lineno" valign="top"></td></tr>
277      <tr><td class="lineno" valign="top"></td><td class="left">   | stale-if-error         | [RFC5861], Section 4             |</td><td> </td><td class="right">   | stale-if-error         | [RFC5861], Section 4             |</td><td class="lineno" valign="top"></td></tr>
278      <tr><td class="lineno" valign="top"></td><td class="left">   | stale-while-revalidate | [RFC5861], Section 3             |</td><td> </td><td class="right">   | stale-while-revalidate | [RFC5861], Section 3             |</td><td class="lineno" valign="top"></td></tr>
279      <tr><td class="lineno" valign="top"></td><td class="left">   +------------------------+----------------------------------+</td><td> </td><td class="right">   +------------------------+----------------------------------+</td><td class="lineno" valign="top"></td></tr>
280      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
281      <tr><td class="lineno" valign="top"></td><td class="left">7.2.  Warn Code Registry</td><td> </td><td class="right">7.2.  Warn Code Registry</td><td class="lineno" valign="top"></td></tr>
282      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
283      <tr><td><a name="diff0015" /></td></tr>
284      <tr><td class="lineno" valign="top"></td><td class="lblock">   The <span class="delete">"Hypertext Transfer Protocol (HTTP)</span> Warn Codes" registry defines</td><td> </td><td class="rblock">   The <span class="insert">"HTTP</span> Warn Codes" registry defines the <span class="insert">name space</span> for warn codes.</td><td class="lineno" valign="top"></td></tr>
285      <tr><td class="lineno" valign="top"></td><td class="lblock">   the <span class="delete">namespace</span> for warn codes.  It has been created and is now</td><td> </td><td class="rblock">   It has been created and is now maintained at</td><td class="lineno" valign="top"></td></tr>
286      <tr><td class="lineno" valign="top"></td><td class="lblock">   maintained at &lt;http://www.iana.org/assignments/http-warn-codes&gt;.</td><td> </td><td class="rblock">   &lt;http://www.iana.org/assignments/http-warn-codes&gt;.</td><td class="lineno" valign="top"></td></tr>
287      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
288      <tr><td class="lineno" valign="top"></td><td class="left">7.2.1.  Procedure</td><td> </td><td class="right">7.2.1.  Procedure</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">   A registration MUST include the following fields:</td><td> </td><td class="right">   A registration MUST include the following fields:</td><td class="lineno" valign="top"></td></tr>
291      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
292      <tr><td class="lineno" valign="top"></td><td class="left">   o  Warn Code (3 digits)</td><td> </td><td class="right">   o  Warn Code (3 digits)</td><td class="lineno" valign="top"></td></tr>
293      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
294      <tr><td class="lineno" valign="top"></td><td class="left">   o  Short Description</td><td> </td><td class="right">   o  Short Description</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">   o  Pointer to specification text</td><td> </td><td class="right">   o  Pointer to specification text</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><a name="diff0016" /></td></tr>
299      <tr><td class="lineno" valign="top"></td><td class="lblock">   Values to be added to this name<span class="delete">s</span>pace require IETF Review (see</td><td> </td><td class="rblock">   Values to be added to this name<span class="insert"> </span>pace require IETF Review (see</td><td class="lineno" valign="top"></td></tr>
300      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC5226], Section 4.1).</td><td> </td><td class="right">   [RFC5226], Section 4.1).</td><td class="lineno" valign="top"></td></tr>
301      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
302      <tr><td class="lineno" valign="top"></td><td class="left">7.2.2.  Registrations</td><td> </td><td class="right">7.2.2.  Registrations</td><td class="lineno" valign="top"></td></tr>
303      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
304      <tr><td><a name="diff0017" /></td></tr>
305      <tr><td class="lineno" valign="top"></td><td class="lblock">   The registry has been populated with the registrations below:</td><td> </td><td class="rblock">   The <span class="insert">"HTTP Warn Codes"</span> registry has been populated with the</td><td class="lineno" valign="top"></td></tr>
306      <tr><td class="lineno" valign="top"></td><td class="lblock"></td><td> </td><td class="rblock">   registrations below:</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">   +-----------+----------------------------------+---------------+</td><td> </td><td class="right">   +-----------+----------------------------------+---------------+</td><td class="lineno" valign="top"></td></tr>
309      <tr><td class="lineno" valign="top"></td><td class="left">   | Warn Code | Short Description                | Reference     |</td><td> </td><td class="right">   | Warn Code | Short Description                | Reference     |</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 class="lineno" valign="top"></td><td class="left">   | 110       | Response is Stale                | Section 5.5.1 |</td><td> </td><td class="right">   | 110       | Response is Stale                | Section 5.5.1 |</td><td class="lineno" valign="top"></td></tr>
312      <tr><td class="lineno" valign="top"></td><td class="left">   | 111       | Revalidation Failed              | Section 5.5.2 |</td><td> </td><td class="right">   | 111       | Revalidation Failed              | Section 5.5.2 |</td><td class="lineno" valign="top"></td></tr>
313      <tr><td class="lineno" valign="top"></td><td class="left">   | 112       | Disconnected Operation           | Section 5.5.3 |</td><td> </td><td class="right">   | 112       | Disconnected Operation           | Section 5.5.3 |</td><td class="lineno" valign="top"></td></tr>
314      <tr><td class="lineno" valign="top"></td><td class="left">   | 113       | Heuristic Expiration             | Section 5.5.4 |</td><td> </td><td class="right">   | 113       | Heuristic Expiration             | Section 5.5.4 |</td><td class="lineno" valign="top"></td></tr>
315      <tr><td class="lineno" valign="top"></td><td class="left">   | 199       | Miscellaneous Warning            | Section 5.5.5 |</td><td> </td><td class="right">   | 199       | Miscellaneous Warning            | Section 5.5.5 |</td><td class="lineno" valign="top"></td></tr>
316      <tr><td class="lineno" valign="top"></td><td class="left">   | 214       | Transformation Applied           | Section 5.5.6 |</td><td> </td><td class="right">   | 214       | Transformation Applied           | Section 5.5.6 |</td><td class="lineno" valign="top"></td></tr>
317      <tr><td class="lineno" valign="top"></td><td class="left">   | 299       | Miscellaneous Persistent Warning | Section 5.5.7 |</td><td> </td><td class="right">   | 299       | Miscellaneous Persistent Warning | Section 5.5.7 |</td><td class="lineno" valign="top"></td></tr>
318      <tr><td class="lineno" valign="top"></td><td class="left">   +-----------+----------------------------------+---------------+</td><td> </td><td class="right">   +-----------+----------------------------------+---------------+</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">7.3.  Header Field Registration</td><td> </td><td class="right">7.3.  Header Field Registration</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><a name="diff0018" /></td></tr>
323      <tr><td class="lineno" valign="top"></td><td class="lblock">   HTTP header fields are registered within the <span class="delete">"Message Headers"</span></td><td> </td><td class="rblock">   HTTP header fields are registered within the <span class="insert">Message Header Field</span></td><td class="lineno" valign="top"></td></tr>
324      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   registry</span> maintained at</td><td> </td><td class="rblock"><span class="insert">   Registry</span> maintained at</td><td class="lineno" valign="top"></td></tr>
325      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">&lt;http://www.iana.org/assignments/message-headers/&gt;.</span></td><td> </td><td class="rblock">   <span class="insert">&lt;http://www.iana.org/assignments/message-headers&gt;.</span></td><td class="lineno" valign="top"></td></tr>
326      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
327      <tr><td><a name="diff0019" /></td></tr>
328      <tr><td class="lineno" valign="top"></td><td class="lblock">   This document defines the following HTTP header fields, so <span class="delete">the</span></td><td> </td><td class="rblock">   This document defines the following HTTP header fields, so <span class="insert">their</span></td><td class="lineno" valign="top"></td></tr>
329      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   "Permanent Message Header Field Names"</span> registry <span class="delete">has</span> been updated</td><td> </td><td class="rblock"><span class="insert">   associated</span> registry <span class="insert">entries have</span> been updated <span class="insert">according to the</span></td><td class="lineno" valign="top"></td></tr>
330      <tr><td class="lineno" valign="top"></td><td class="lblock">   <span class="delete">accordingly</span> (see <span class="delete">[BCP90]).</span></td><td> </td><td class="rblock"><span class="insert">   permanent registrations below</span> (see <span class="insert">[BCP90]):</span></td><td class="lineno" valign="top"></td></tr>
331      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></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">   | Header Field Name | Protocol | Status   | Reference   |</td><td> </td><td class="right">   | Header Field Name | Protocol | Status   | Reference   |</td><td class="lineno" valign="top"></td></tr>
334      <tr><td class="lineno" valign="top"></td><td class="left">   +-------------------+----------+----------+-------------+</td><td> </td><td class="right">   +-------------------+----------+----------+-------------+</td><td class="lineno" valign="top"></td></tr>
335      <tr><td class="lineno" valign="top"></td><td class="left">   | Age               | http     | standard | Section 5.1 |</td><td> </td><td class="right">   | Age               | http     | standard | Section 5.1 |</td><td class="lineno" valign="top"></td></tr>
336      <tr><td class="lineno" valign="top"></td><td class="left">   | Cache-Control     | http     | standard | Section 5.2 |</td><td> </td><td class="right">   | Cache-Control     | http     | standard | Section 5.2 |</td><td class="lineno" valign="top"></td></tr>
337      <tr><td class="lineno" valign="top"></td><td class="left">   | Expires           | http     | standard | Section 5.3 |</td><td> </td><td class="right">   | Expires           | http     | standard | Section 5.3 |</td><td class="lineno" valign="top"></td></tr>
338      <tr><td class="lineno" valign="top"></td><td class="left">   | Pragma            | http     | standard | Section 5.4 |</td><td> </td><td class="right">   | Pragma            | http     | standard | Section 5.4 |</td><td class="lineno" valign="top"></td></tr>
339      <tr><td class="lineno" valign="top"></td><td class="left">   | Warning           | http     | standard | Section 5.5 |</td><td> </td><td class="right">   | Warning           | http     | standard | Section 5.5 |</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"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
342      <tr bgcolor="gray" ><td></td><th><a name="part-l9" /><small>skipping to change at</small><em> page 35, line 48</em></th><th> </th><th><a name="part-r9" /><small>skipping to change at</small><em> page 35, line 48</em></th><td></td></tr>
343      <tr><td class="lineno" valign="top"></td><td class="left">10.1.  Normative References</td><td> </td><td class="right">10.1.  Normative References</td><td class="lineno" valign="top"></td></tr>
344      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
345      <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>
346      <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>
347      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
348      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC5234]  Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax</td><td> </td><td class="right">   [RFC5234]  Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax</td><td class="lineno" valign="top"></td></tr>
349      <tr><td class="lineno" valign="top"></td><td class="left">              Specifications: ABNF", STD 68, RFC 5234, January 2008.</td><td> </td><td class="right">              Specifications: ABNF", STD 68, RFC 5234, January 2008.</td><td class="lineno" valign="top"></td></tr>
350      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
351      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC7230]  Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer</td><td> </td><td class="right">   [RFC7230]  Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer</td><td class="lineno" valign="top"></td></tr>
352      <tr><td class="lineno" valign="top"></td><td class="left">              Protocol (HTTP/1.1): Message Syntax and Routing",</td><td> </td><td class="right">              Protocol (HTTP/1.1): Message Syntax and Routing",</td><td class="lineno" valign="top"></td></tr>
353      <tr><td><a name="diff0020" /></td></tr>
354      <tr><td class="lineno" valign="top"></td><td class="lblock">              <span class="delete">draft-ietf-httpbis-p1-messaging-latest (work in progress),</span></td><td> </td><td class="rblock">              <span class="insert">RFC 7230,</span> May 2014.</td><td class="lineno" valign="top"></td></tr>
355      <tr><td class="lineno" valign="top"></td><td class="lblock">              May 2014.</td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
356      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
357      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC7231]  Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer</td><td> </td><td class="right">   [RFC7231]  Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer</td><td class="lineno" valign="top"></td></tr>
358      <tr><td><a name="diff0021" /></td></tr>
359      <tr><td class="lineno" valign="top"></td><td class="lblock">              Protocol (HTTP/1.1): Semantics and Content",</td><td> </td><td class="rblock">              Protocol (HTTP/1.1): Semantics and Content", <span class="insert">RFC 7231,</span></td><td class="lineno" valign="top"></td></tr>
360      <tr><td class="lineno" valign="top"></td><td class="lblock">              <span class="delete">draft-ietf-httpbis-p2-semantics-latest (work in progress),</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
361      <tr><td class="lineno" valign="top"></td><td class="left">              May 2014.</td><td> </td><td class="right">              May 2014.</td><td class="lineno" valign="top"></td></tr>
362      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
363      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC7232]  Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer</td><td> </td><td class="right">   [RFC7232]  Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer</td><td class="lineno" valign="top"></td></tr>
364      <tr><td><a name="diff0022" /></td></tr>
365      <tr><td class="lineno" valign="top"></td><td class="lblock">              Protocol (HTTP/1.1): Conditional Requests",</td><td> </td><td class="rblock">              Protocol (HTTP/1.1): Conditional Requests", <span class="insert">RFC 7232,</span></td><td class="lineno" valign="top"></td></tr>
366      <tr><td class="lineno" valign="top"></td><td class="lblock">              <span class="delete">draft-ietf-httpbis-p4-conditional-latest (work in</span></td><td> </td><td class="rblock">              May 2014.</td><td class="lineno" valign="top"></td></tr>
367      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">              progress),</span> May 2014.</td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
368      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
369      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC7233]  Fielding, R., Ed., Lafon, Y., Ed., and J. Reschke, Ed.,</td><td> </td><td class="right">   [RFC7233]  Fielding, R., Ed., Lafon, Y., Ed., and J. Reschke, Ed.,</td><td class="lineno" valign="top"></td></tr>
370      <tr><td class="lineno" valign="top"></td><td class="left">              "Hypertext Transfer Protocol (HTTP/1.1): Range Requests",</td><td> </td><td class="right">              "Hypertext Transfer Protocol (HTTP/1.1): Range Requests",</td><td class="lineno" valign="top"></td></tr>
371      <tr><td><a name="diff0023" /></td></tr>
372      <tr><td class="lineno" valign="top"></td><td class="lblock">              <span class="delete">draft-ietf-httpbis-p5-range-latest (work in progress),</span></td><td> </td><td class="rblock">              <span class="insert">RFC 7233,</span> May 2014.</td><td class="lineno" valign="top"></td></tr>
373      <tr><td class="lineno" valign="top"></td><td class="lblock">              May 2014.</td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
374      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
375      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC7235]  Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer</td><td> </td><td class="right">   [RFC7235]  Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer</td><td class="lineno" valign="top"></td></tr>
376      <tr><td><a name="diff0024" /></td></tr>
377      <tr><td class="lineno" valign="top"></td><td class="lblock">              Protocol (HTTP/1.1): Authentication",</td><td> </td><td class="rblock">              Protocol (HTTP/1.1): Authentication", <span class="insert">RFC 7235,</span> May 2014.</td><td class="lineno" valign="top"></td></tr>
378      <tr><td class="lineno" valign="top"></td><td class="lblock">              <span class="delete">draft-ietf-httpbis-p7-auth-latest (work in progress),</span></td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
379      <tr><td class="lineno" valign="top"></td><td class="lblock">              May 2014.</td><td> </td><td class="rblock"></td><td class="lineno" valign="top"></td></tr>
380      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
381      <tr><td class="lineno" valign="top"></td><td class="left">10.2.  Informative References</td><td> </td><td class="right">10.2.  Informative 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">   [BCP90]    Klyne, G., Nottingham, M., and J. Mogul, "Registration</td><td> </td><td class="right">   [BCP90]    Klyne, G., Nottingham, M., and J. Mogul, "Registration</td><td class="lineno" valign="top"></td></tr>
384      <tr><td class="lineno" valign="top"></td><td class="left">              Procedures for Message Header Fields", BCP 90, RFC 3864,</td><td> </td><td class="right">              Procedures for Message Header Fields", BCP 90, RFC 3864,</td><td class="lineno" valign="top"></td></tr>
385      <tr><td class="lineno" valign="top"></td><td class="left">              September 2004.</td><td> </td><td class="right">              September 2004.</td><td class="lineno" valign="top"></td></tr>
386      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
387      <tr><td class="lineno" valign="top"></td><td class="left">   [RFC2616]  Fielding, R., Gettys, J., Mogul, J., Frystyk, H.,</td><td> </td><td class="right">   [RFC2616]  Fielding, R., Gettys, J., Mogul, J., Frystyk, H.,</td><td class="lineno" valign="top"></td></tr>
388      <tr><td class="lineno" valign="top"></td><td class="left">              Masinter, L., Leach, P., and T. Berners-Lee, "Hypertext</td><td> </td><td class="right">              Masinter, L., Leach, P., and T. Berners-Lee, "Hypertext</td><td class="lineno" valign="top"></td></tr>
389      <tr><td class="lineno" valign="top"></td><td class="left">              Transfer Protocol -- HTTP/1.1", RFC 2616, June 1999.</td><td> </td><td class="right">              Transfer Protocol -- HTTP/1.1", RFC 2616, June 1999.</td><td class="lineno" valign="top"></td></tr>
390      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
391      <tr bgcolor="gray" ><td></td><th><a name="part-l10" /><small>skipping to change at</small><em> page 37, line 22</em></th><th> </th><th><a name="part-r10" /><small>skipping to change at</small><em> page 37, line 16</em></th><td></td></tr>
392      <tr><td class="lineno" valign="top"></td><td class="left">   invalid, because it's not possible to accurately guess.</td><td> </td><td class="right">   invalid, because it's not possible to accurately guess.</td><td class="lineno" valign="top"></td></tr>
393      <tr><td class="lineno" valign="top"></td><td class="left">   (Section 4.2.3)</td><td> </td><td class="right">   (Section 4.2.3)</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">   The Content-Location response header field is no longer used to</td><td> </td><td class="right">   The Content-Location response header field is no longer used to</td><td class="lineno" valign="top"></td></tr>
396      <tr><td class="lineno" valign="top"></td><td class="left">   determine the appropriate response to use when validating.</td><td> </td><td class="right">   determine the appropriate response to use when validating.</td><td class="lineno" valign="top"></td></tr>
397      <tr><td class="lineno" valign="top"></td><td class="left">   (Section 4.3)</td><td> </td><td class="right">   (Section 4.3)</td><td class="lineno" valign="top"></td></tr>
398      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
399      <tr><td class="lineno" valign="top"></td><td class="left">   The algorithm for selecting a cached negotiated response to use has</td><td> </td><td class="right">   The algorithm for selecting a cached negotiated response to use has</td><td class="lineno" valign="top"></td></tr>
400      <tr><td class="lineno" valign="top"></td><td class="left">   been clarified in several ways.  In particular, it now explicitly</td><td> </td><td class="right">   been clarified in several ways.  In particular, it now explicitly</td><td class="lineno" valign="top"></td></tr>
401      <tr><td class="lineno" valign="top"></td><td class="left">   allows header-specific canonicalization when processing selecting</td><td> </td><td class="right">   allows header-specific canonicalization when processing selecting</td><td class="lineno" valign="top"></td></tr>
402      <tr><td><a name="diff0025" /></td></tr>
403      <tr><td class="lineno" valign="top"></td><td class="lblock">   header fields.  (Section 4.1)</td><td> </td><td class="rblock">   header fields.  (Section 4.1)<span class="insert">.</span></td><td class="lineno" valign="top"></td></tr>
404      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
405      <tr><td class="lineno" valign="top"></td><td class="left">   Requirements regarding denial-of-service attack avoidance when</td><td> </td><td class="right">   Requirements regarding denial-of-service attack avoidance when</td><td class="lineno" valign="top"></td></tr>
406      <tr><td class="lineno" valign="top"></td><td class="left">   performing invalidation have been clarified.  (Section 4.4)</td><td> </td><td class="right">   performing invalidation have been clarified.  (Section 4.4)</td><td class="lineno" valign="top"></td></tr>
407      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
408      <tr><td class="lineno" valign="top"></td><td class="left">   Cache invalidation only occurs when a successful response is</td><td> </td><td class="right">   Cache invalidation only occurs when a successful response is</td><td class="lineno" valign="top"></td></tr>
409      <tr><td class="lineno" valign="top"></td><td class="left">   received.  (Section 4.4)</td><td> </td><td class="right">   received.  (Section 4.4)</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">   Cache directives are explicitly defined to be case-insensitive.</td><td> </td><td class="right">   Cache directives are explicitly defined to be case-insensitive.</td><td class="lineno" valign="top"></td></tr>
412      <tr><td class="lineno" valign="top"></td><td class="left">   Handling of multiple instances of cache directives when only one is</td><td> </td><td class="right">   Handling of multiple instances of cache directives when only one is</td><td class="lineno" valign="top"></td></tr>
413      <tr><td class="lineno" valign="top"></td><td class="left">   expected is now defined.  (Section 5.2)</td><td> </td><td class="right">   expected is now defined.  (Section 5.2)</td><td class="lineno" valign="top"></td></tr>
414      <tr><td class="lineno"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno"></td></tr>
415      <tr bgcolor="gray" ><td></td><th><a name="part-l11" /><small>skipping to change at</small><em> page 38, line 13</em></th><th> </th><th><a name="part-r11" /><small>skipping to change at</small><em> page 38, line 7</em></th><td></td></tr>
416      <tr><td class="lineno" valign="top"></td><td class="left">   The Pragma header field is now only defined for backwards</td><td> </td><td class="right">   The Pragma header field is now only defined for backwards</td><td class="lineno" valign="top"></td></tr>
417      <tr><td class="lineno" valign="top"></td><td class="left">   compatibility; future pragmas are deprecated.  (Section 5.4)</td><td> </td><td class="right">   compatibility; future pragmas are deprecated.  (Section 5.4)</td><td class="lineno" valign="top"></td></tr>
418      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
419      <tr><td class="lineno" valign="top"></td><td class="left">   Some requirements regarding production and processing of the Warning</td><td> </td><td class="right">   Some requirements regarding production and processing of the Warning</td><td class="lineno" valign="top"></td></tr>
420      <tr><td class="lineno" valign="top"></td><td class="left">   header fields have been relaxed, as it is not widely implemented.</td><td> </td><td class="right">   header fields have been relaxed, as it is not widely implemented.</td><td class="lineno" valign="top"></td></tr>
421      <tr><td class="lineno" valign="top"></td><td class="left">   Furthermore, the Warning header field no longer uses RFC 2047</td><td> </td><td class="right">   Furthermore, the Warning header field no longer uses RFC 2047</td><td class="lineno" valign="top"></td></tr>
422      <tr><td class="lineno" valign="top"></td><td class="left">   encoding, nor does it allow multiple languages, as these aspects were</td><td> </td><td class="right">   encoding, nor does it allow multiple languages, as these aspects were</td><td class="lineno" valign="top"></td></tr>
423      <tr><td class="lineno" valign="top"></td><td class="left">   not implemented.  (Section 5.5)</td><td> </td><td class="right">   not implemented.  (Section 5.5)</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 class="lineno" valign="top"></td><td class="left">   This specification introduces the Cache Directive and Warn Code</td><td> </td><td class="right">   This specification introduces the Cache Directive and Warn Code</td><td class="lineno" valign="top"></td></tr>
426      <tr><td><a name="diff0026" /></td></tr>
427      <tr><td class="lineno" valign="top"></td><td class="lblock">   Registries, and defines considerations for new cache <span class="delete">directives.</span></td><td> </td><td class="rblock">   Registries, and defines considerations for new cache <span class="insert">directives</span></td><td class="lineno" valign="top"></td></tr>
428      <tr><td class="lineno" valign="top"></td><td class="lblock"><span class="delete">   (Section</span> 7.1 and <span class="delete">Section 7.2)</span></td><td> </td><td class="rblock"><span class="insert">   (Sections</span> 7.1 and <span class="insert">7.2).</span></td><td class="lineno" valign="top"></td></tr>
429      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
430      <tr><td class="lineno" valign="top"></td><td class="left">Appendix B.  Imported ABNF</td><td> </td><td class="right">Appendix B.  Imported ABNF</td><td class="lineno" valign="top"></td></tr>
431      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
432      <tr><td class="lineno" valign="top"></td><td class="left">   The following core rules are included by reference, as defined in</td><td> </td><td class="right">   The following core rules are included by reference, as defined in</td><td class="lineno" valign="top"></td></tr>
433      <tr><td class="lineno" valign="top"></td><td class="left">   Appendix B.1 of [RFC5234]: ALPHA (letters), CR (carriage return),</td><td> </td><td class="right">   Appendix B.1 of [RFC5234]: ALPHA (letters), CR (carriage return),</td><td class="lineno" valign="top"></td></tr>
434      <tr><td class="lineno" valign="top"></td><td class="left">   CRLF (CR LF), CTL (controls), DIGIT (decimal 0-9), DQUOTE (double</td><td> </td><td class="right">   CRLF (CR LF), CTL (controls), DIGIT (decimal 0-9), DQUOTE (double</td><td class="lineno" valign="top"></td></tr>
435      <tr><td class="lineno" valign="top"></td><td class="left">   quote), HEXDIG (hexadecimal 0-9/A-F/a-f), LF (line feed), OCTET (any</td><td> </td><td class="right">   quote), HEXDIG (hexadecimal 0-9/A-F/a-f), LF (line feed), OCTET (any</td><td class="lineno" valign="top"></td></tr>
436      <tr><td class="lineno" valign="top"></td><td class="left">   8-bit sequence of data), SP (space), and VCHAR (any visible US-ASCII</td><td> </td><td class="right">   8-bit sequence of data), SP (space), and VCHAR (any visible US-ASCII</td><td class="lineno" valign="top"></td></tr>
437      <tr><td class="lineno" valign="top"></td><td class="left">   character).</td><td> </td><td class="right">   character).</td><td class="lineno" valign="top"></td></tr>
438      <tr><td class="lineno" valign="top"></td><td class="left"></td><td> </td><td class="right"></td><td class="lineno" valign="top"></td></tr>
439
440     <tr><td></td><td class="left"></td><td> </td><td class="right"></td><td></td></tr>
441     <tr bgcolor="gray"><th colspan="5" align="center"><a name="end">&nbsp;End of changes. 26 change blocks.&nbsp;</a></th></tr>
442     <tr class="stats"><td></td><th><i>73 lines changed or deleted</i></th><th><i> </i></th><th><i>51 lines changed or added</i></th><td></td></tr>
443     <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>
444   </table>
445   </body>
446   </html>
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