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Timestamp:
01/01/11 17:23:02 (10 years ago)
Author:
julian.reschke@…
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bump up document dates, update to latest version of rfc2629.xslt

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  • draft-ietf-httpbis/06/p2-semantics.html

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    353370</style><link rel="Contents" href="#rfc.toc">
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    355       <link rel="Copyright" href="#rfc.copyright">
     372      <link rel="Copyright" href="#rfc.copyrightnotice">
    356373      <link rel="Index" href="#rfc.index">
    357374      <link rel="Chapter" title="1 Introduction" href="#rfc.section.1">
    … …  
    371388      <link rel="Appendix" title="B Collected ABNF" href="#rfc.section.B">
    372389      <link rel="Appendix" title="C Change Log (to be removed by RFC Editor before publication)" href="#rfc.section.C">
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    374       <link rel="schema.DC" href="http://purl.org/dc/elements/1.1/">
    375       <meta name="DC.Creator" content="Fielding, R.">
    376       <meta name="DC.Creator" content="Gettys, J.">
    377       <meta name="DC.Creator" content="Mogul, J.">
    378       <meta name="DC.Creator" content="Frystyk, H.">
    379       <meta name="DC.Creator" content="Masinter, L.">
    380       <meta name="DC.Creator" content="Leach, P.">
    381       <meta name="DC.Creator" content="Berners-Lee, T.">
    382       <meta name="DC.Creator" content="Lafon, Y.">
    383       <meta name="DC.Creator" content="Reschke, J. F.">
    384       <meta name="DC.Identifier" content="urn:ietf:id:draft-ietf-httpbis-p2-semantics-06">
    385       <meta name="DC.Date.Issued" scheme="ISO8601" content="2009-03">
    386       <meta name="DC.Relation.Replaces" content="urn:ietf:rfc:2616">
    387       <meta name="DC.Description.Abstract" content="The Hypertext Transfer Protocol (HTTP) is an application-level protocol for distributed, collaborative, hypermedia information systems. HTTP has been in use by the World Wide Web global information initiative since 1990. This document is Part 2 of the seven-part specification that defines the protocol referred to as &#34;HTTP/1.1&#34; and, taken together, obsoletes RFC 2616. Part 2 defines the semantics of HTTP messages as expressed by request methods, request-header fields, response status codes, and response-header fields.">
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     393      <meta name="dct.creator" content="Gettys, J.">
     394      <meta name="dct.creator" content="Mogul, J.">
     395      <meta name="dct.creator" content="Frystyk, H.">
     396      <meta name="dct.creator" content="Masinter, L.">
     397      <meta name="dct.creator" content="Leach, P.">
     398      <meta name="dct.creator" content="Berners-Lee, T.">
     399      <meta name="dct.creator" content="Lafon, Y.">
     400      <meta name="dct.creator" content="Reschke, J. F.">
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     405      <meta name="description" content="The Hypertext Transfer Protocol (HTTP) is an application-level protocol for distributed, collaborative, hypermedia information systems. HTTP has been in use by the World Wide Web global information initiative since 1990. This document is Part 2 of the seven-part specification that defines the protocol referred to as &#34;HTTP/1.1&#34; and, taken together, obsoletes RFC 2616. Part 2 defines the semantics of HTTP messages as expressed by request methods, request-header fields, response status codes, and response-header fields.">
    388406   </head>
    389407   <body>
    390       <table summary="header information" class="header" border="0" cellpadding="1" cellspacing="1">
    391          <tr>
    392             <td class="header left">HTTPbis Working Group</td>
    393             <td class="header right">R. Fielding, Editor</td>
    394          </tr>
    395          <tr>
    396             <td class="header left">Internet Draft</td>
    397             <td class="header right">Day Software</td>
    398          </tr>
    399          <tr>
    400             <td class="header left">
    401                &lt;draft-ietf-httpbis-p2-semantics-06&gt;
    402                
    403             </td>
    404             <td class="header right">J. Gettys</td>
    405          </tr>
    406          <tr>
    407             <td class="header left">Obsoletes: <a href="http://tools.ietf.org/html/rfc2616">2616</a> (if approved)
    408             </td>
    409             <td class="header right">One Laptop per Child</td>
    410          </tr>
    411          <tr>
    412             <td class="header left">Updates: <a href="http://tools.ietf.org/html/rfc2817">2817</a> (if approved)
    413             </td>
    414             <td class="header right">J. Mogul</td>
    415          </tr>
    416          <tr>
    417             <td class="header left">Intended status: Standards Track</td>
    418             <td class="header right">HP</td>
    419          </tr>
    420          <tr>
    421             <td class="header left">Expires: September 2009</td>
    422             <td class="header right">H. Frystyk</td>
    423          </tr>
    424          <tr>
    425             <td class="header left"></td>
    426             <td class="header right">Microsoft</td>
    427          </tr>
    428          <tr>
    429             <td class="header left"></td>
    430             <td class="header right">L. Masinter</td>
    431          </tr>
    432          <tr>
    433             <td class="header left"></td>
    434             <td class="header right">Adobe Systems</td>
    435          </tr>
    436          <tr>
    437             <td class="header left"></td>
    438             <td class="header right">P. Leach</td>
    439          </tr>
    440          <tr>
    441             <td class="header left"></td>
    442             <td class="header right">Microsoft</td>
    443          </tr>
    444          <tr>
    445             <td class="header left"></td>
    446             <td class="header right">T. Berners-Lee</td>
    447          </tr>
    448          <tr>
    449             <td class="header left"></td>
    450             <td class="header right">W3C/MIT</td>
    451          </tr>
    452          <tr>
    453             <td class="header left"></td>
    454             <td class="header right">Y. Lafon, Editor</td>
    455          </tr>
    456          <tr>
    457             <td class="header left"></td>
    458             <td class="header right">W3C</td>
    459          </tr>
    460          <tr>
    461             <td class="header left"></td>
    462             <td class="header right">J. F. Reschke, Editor</td>
    463          </tr>
    464          <tr>
    465             <td class="header left"></td>
    466             <td class="header right">greenbytes</td>
    467          </tr>
    468          <tr>
    469             <td class="header left"></td>
    470             <td class="header right">March 9, 2009</td>
    471          </tr>
     408      <table class="header">
     409         <tbody>
     410            <tr>
     411               <td class="left">HTTPbis Working Group</td>
     412               <td class="right">R. Fielding, Editor</td>
     413            </tr>
     414            <tr>
     415               <td class="left">Internet-Draft</td>
     416               <td class="right">Day Software</td>
     417            </tr>
     418            <tr>
     419               <td class="left">Obsoletes: <a href="http://tools.ietf.org/html/rfc2616">2616</a> (if approved)
     420               </td>
     421               <td class="right">J. Gettys</td>
     422            </tr>
     423            <tr>
     424               <td class="left">Updates: <a href="http://tools.ietf.org/html/rfc2817">2817</a> (if approved)
     425               </td>
     426               <td class="right">One Laptop per Child</td>
     427            </tr>
     428            <tr>
     429               <td class="left">Intended status: Standards Track</td>
     430               <td class="right">J. Mogul</td>
     431            </tr>
     432            <tr>
     433               <td class="left">Expires: September 10, 2009</td>
     434               <td class="right">HP</td>
     435            </tr>
     436            <tr>
     437               <td class="left"></td>
     438               <td class="right">H. Frystyk</td>
     439            </tr>
     440            <tr>
     441               <td class="left"></td>
     442               <td class="right">Microsoft</td>
     443            </tr>
     444            <tr>
     445               <td class="left"></td>
     446               <td class="right">L. Masinter</td>
     447            </tr>
     448            <tr>
     449               <td class="left"></td>
     450               <td class="right">Adobe Systems</td>
     451            </tr>
     452            <tr>
     453               <td class="left"></td>
     454               <td class="right">P. Leach</td>
     455            </tr>
     456            <tr>
     457               <td class="left"></td>
     458               <td class="right">Microsoft</td>
     459            </tr>
     460            <tr>
     461               <td class="left"></td>
     462               <td class="right">T. Berners-Lee</td>
     463            </tr>
     464            <tr>
     465               <td class="left"></td>
     466               <td class="right">W3C/MIT</td>
     467            </tr>
     468            <tr>
     469               <td class="left"></td>
     470               <td class="right">Y. Lafon, Editor</td>
     471            </tr>
     472            <tr>
     473               <td class="left"></td>
     474               <td class="right">W3C</td>
     475            </tr>
     476            <tr>
     477               <td class="left"></td>
     478               <td class="right">J. Reschke, Editor</td>
     479            </tr>
     480            <tr>
     481               <td class="left"></td>
     482               <td class="right">greenbytes</td>
     483            </tr>
     484            <tr>
     485               <td class="left"></td>
     486               <td class="right">March 9, 2009</td>
     487            </tr>
     488         </tbody>
    472489      </table>
    473490      <p class="title">HTTP/1.1, part 2: Message Semantics<br><span class="filename">draft-ietf-httpbis-p2-semantics-06</span></p>
    474491      <h1><a id="rfc.status" href="#rfc.status">Status of this Memo</a></h1>
    475       <p>This Internet-Draft is submitted to IETF pursuant to, and in full conformance with, the provisions of BCP 78 and BCP 79. This
    476          document may contain material from IETF Documents or IETF Contributions published or made publicly available before November
    477          10, 2008. The person(s) controlling the copyright in some of this material may not have granted the IETF Trust the right to
    478          allow modifications of such material outside the IETF Standards Process. Without obtaining an adequate license from the person(s)
    479          controlling the copyright in such materials, this document may not be modified outside the IETF Standards Process, and derivative
    480          works of it may not be created outside the IETF Standards Process, except to format it for publication as an RFC or to translate
    481          it into languages other than English.
     492      <p>This Internet-Draft is submitted to IETF in full conformance with the provisions of BCP 78 and BCP 79. This document may contain
     493         material from IETF Documents or IETF Contributions published or made publicly available before November 10, 2008. The person(s)
     494         controlling the copyright in some of this material may not have granted the IETF Trust the right to allow modifications of
     495         such material outside the IETF Standards Process. Without obtaining an adequate license from the person(s) controlling the
     496         copyright in such materials, this document may not be modified outside the IETF Standards Process, and derivative works of
     497         it may not be created outside the IETF Standards Process, except to format it for publication as an RFC or to translate it
     498         into languages other than English.
    482499      </p>
    483500      <p>Internet-Drafts are working documents of the Internet Engineering Task Force (IETF), its areas, and its working groups. Note
    … …  
    488505         in progress”.
    489506      </p>
    490       <p>The list of current Internet-Drafts can be accessed at &lt;<a href="http://www.ietf.org/ietf/1id-abstracts.txt">http://www.ietf.org/ietf/1id-abstracts.txt</a>&gt;.
    491       </p>
    492       <p>The list of Internet-Draft Shadow Directories can be accessed at &lt;<a href="http://www.ietf.org/shadow.html">http://www.ietf.org/shadow.html</a>&gt;.
    493       </p>
    494       <p>This Internet-Draft will expire in September 2009.</p>
     507      <p>The list of current Internet-Drafts can be accessed at <a href="http://www.ietf.org/ietf/1id-abstracts.txt">http://www.ietf.org/ietf/1id-abstracts.txt</a>.
     508      </p>
     509      <p>The list of Internet-Draft Shadow Directories can be accessed at <a href="http://www.ietf.org/shadow.html">http://www.ietf.org/shadow.html</a>.
     510      </p>
     511      <p>This Internet-Draft will expire on September 10, 2009.</p>
    495512      <h1><a id="rfc.copyrightnotice" href="#rfc.copyrightnotice">Copyright Notice</a></h1>
    496513      <p>Copyright © 2009 IETF Trust and the persons identified as the document authors. All rights reserved.</p>
    … …  
    514531      <h1 class="np" id="rfc.toc"><a href="#rfc.toc">Table of Contents</a></h1>
    515532      <ul class="toc">
    516          <li class="tocline0">1.&nbsp;&nbsp;&nbsp;<a href="#introduction">Introduction</a><ul class="toc">
    517                <li class="tocline1">1.1&nbsp;&nbsp;&nbsp;<a href="#intro.requirements">Requirements</a></li>
    518                <li class="tocline1">1.2&nbsp;&nbsp;&nbsp;<a href="#notation">Syntax Notation</a><ul class="toc">
    519                      <li class="tocline1">1.2.1&nbsp;&nbsp;&nbsp;<a href="#core.rules">Core Rules</a></li>
    520                      <li class="tocline1">1.2.2&nbsp;&nbsp;&nbsp;<a href="#abnf.dependencies">ABNF Rules defined in other Parts of the Specification</a></li>
     533         <li>1.&nbsp;&nbsp;&nbsp;<a href="#introduction">Introduction</a><ul>
     534               <li>1.1&nbsp;&nbsp;&nbsp;<a href="#intro.requirements">Requirements</a></li>
     535               <li>1.2&nbsp;&nbsp;&nbsp;<a href="#notation">Syntax Notation</a><ul>
     536                     <li>1.2.1&nbsp;&nbsp;&nbsp;<a href="#core.rules">Core Rules</a></li>
     537                     <li>1.2.2&nbsp;&nbsp;&nbsp;<a href="#abnf.dependencies">ABNF Rules defined in other Parts of the Specification</a></li>
    521538                  </ul>
    522539               </li>
    523540            </ul>
    524541         </li>
    525          <li class="tocline0">2.&nbsp;&nbsp;&nbsp;<a href="#method">Method</a><ul class="toc">
    526                <li class="tocline1">2.1&nbsp;&nbsp;&nbsp;<a href="#method.registry">Method Registry</a></li>
     542         <li>2.&nbsp;&nbsp;&nbsp;<a href="#method">Method</a><ul>
     543               <li>2.1&nbsp;&nbsp;&nbsp;<a href="#method.registry">Method Registry</a></li>
    527544            </ul>
    528545         </li>
    529          <li class="tocline0">3.&nbsp;&nbsp;&nbsp;<a href="#request.header.fields">Request Header Fields</a></li>
    530          <li class="tocline0">4.&nbsp;&nbsp;&nbsp;<a href="#status.code.and.reason.phrase">Status Code and Reason Phrase</a><ul class="toc">
    531                <li class="tocline1">4.1&nbsp;&nbsp;&nbsp;<a href="#status.code.registry">Status Code Registry</a></li>
     546         <li>3.&nbsp;&nbsp;&nbsp;<a href="#request.header.fields">Request Header Fields</a></li>
     547         <li>4.&nbsp;&nbsp;&nbsp;<a href="#status.code.and.reason.phrase">Status Code and Reason Phrase</a><ul>
     548               <li>4.1&nbsp;&nbsp;&nbsp;<a href="#status.code.registry">Status Code Registry</a></li>
    532549            </ul>
    533550         </li>
    534          <li class="tocline0">5.&nbsp;&nbsp;&nbsp;<a href="#response.header.fields">Response Header Fields</a></li>
    535          <li class="tocline0">6.&nbsp;&nbsp;&nbsp;<a href="#entity">Entity</a></li>
    536          <li class="tocline0">7.&nbsp;&nbsp;&nbsp;<a href="#method.definitions">Method Definitions</a><ul class="toc">
    537                <li class="tocline1">7.1&nbsp;&nbsp;&nbsp;<a href="#safe.and.idempotent">Safe and Idempotent Methods</a><ul class="toc">
    538                      <li class="tocline1">7.1.1&nbsp;&nbsp;&nbsp;<a href="#safe.methods">Safe Methods</a></li>
    539                      <li class="tocline1">7.1.2&nbsp;&nbsp;&nbsp;<a href="#idempotent.methods">Idempotent Methods</a></li>
     551         <li>5.&nbsp;&nbsp;&nbsp;<a href="#response.header.fields">Response Header Fields</a></li>
     552         <li>6.&nbsp;&nbsp;&nbsp;<a href="#entity">Entity</a></li>
     553         <li>7.&nbsp;&nbsp;&nbsp;<a href="#method.definitions">Method Definitions</a><ul>
     554               <li>7.1&nbsp;&nbsp;&nbsp;<a href="#safe.and.idempotent">Safe and Idempotent Methods</a><ul>
     555                     <li>7.1.1&nbsp;&nbsp;&nbsp;<a href="#safe.methods">Safe Methods</a></li>
     556                     <li>7.1.2&nbsp;&nbsp;&nbsp;<a href="#idempotent.methods">Idempotent Methods</a></li>
    540557                  </ul>
    541558               </li>
    542                <li class="tocline1">7.2&nbsp;&nbsp;&nbsp;<a href="#OPTIONS">OPTIONS</a></li>
    543                <li class="tocline1">7.3&nbsp;&nbsp;&nbsp;<a href="#GET">GET</a></li>
    544                <li class="tocline1">7.4&nbsp;&nbsp;&nbsp;<a href="#HEAD">HEAD</a></li>
    545                <li class="tocline1">7.5&nbsp;&nbsp;&nbsp;<a href="#POST">POST</a></li>
    546                <li class="tocline1">7.6&nbsp;&nbsp;&nbsp;<a href="#PUT">PUT</a></li>
    547                <li class="tocline1">7.7&nbsp;&nbsp;&nbsp;<a href="#DELETE">DELETE</a></li>
    548                <li class="tocline1">7.8&nbsp;&nbsp;&nbsp;<a href="#TRACE">TRACE</a></li>
    549                <li class="tocline1">7.9&nbsp;&nbsp;&nbsp;<a href="#CONNECT">CONNECT</a></li>
     559               <li>7.2&nbsp;&nbsp;&nbsp;<a href="#OPTIONS">OPTIONS</a></li>
     560               <li>7.3&nbsp;&nbsp;&nbsp;<a href="#GET">GET</a></li>
     561               <li>7.4&nbsp;&nbsp;&nbsp;<a href="#HEAD">HEAD</a></li>
     562               <li>7.5&nbsp;&nbsp;&nbsp;<a href="#POST">POST</a></li>
     563               <li>7.6&nbsp;&nbsp;&nbsp;<a href="#PUT">PUT</a></li>
     564               <li>7.7&nbsp;&nbsp;&nbsp;<a href="#DELETE">DELETE</a></li>
     565               <li>7.8&nbsp;&nbsp;&nbsp;<a href="#TRACE">TRACE</a></li>
     566               <li>7.9&nbsp;&nbsp;&nbsp;<a href="#CONNECT">CONNECT</a></li>
    550567            </ul>
    551568         </li>
    552          <li class="tocline0">8.&nbsp;&nbsp;&nbsp;<a href="#status.codes">Status Code Definitions</a><ul class="toc">
    553                <li class="tocline1">8.1&nbsp;&nbsp;&nbsp;<a href="#status.1xx">Informational 1xx</a><ul class="toc">
    554                      <li class="tocline1">8.1.1&nbsp;&nbsp;&nbsp;<a href="#status.100">100 Continue</a></li>
    555                      <li class="tocline1">8.1.2&nbsp;&nbsp;&nbsp;<a href="#status.101">101 Switching Protocols</a></li>
     569         <li>8.&nbsp;&nbsp;&nbsp;<a href="#status.codes">Status Code Definitions</a><ul>
     570               <li>8.1&nbsp;&nbsp;&nbsp;<a href="#status.1xx">Informational 1xx</a><ul>
     571                     <li>8.1.1&nbsp;&nbsp;&nbsp;<a href="#status.100">100 Continue</a></li>
     572                     <li>8.1.2&nbsp;&nbsp;&nbsp;<a href="#status.101">101 Switching Protocols</a></li>
    556573                  </ul>
    557574               </li>
    558                <li class="tocline1">8.2&nbsp;&nbsp;&nbsp;<a href="#status.2xx">Successful 2xx</a><ul class="toc">
    559                      <li class="tocline1">8.2.1&nbsp;&nbsp;&nbsp;<a href="#status.200">200 OK</a></li>
    560                      <li class="tocline1">8.2.2&nbsp;&nbsp;&nbsp;<a href="#status.201">201 Created</a></li>
    561                      <li class="tocline1">8.2.3&nbsp;&nbsp;&nbsp;<a href="#status.202">202 Accepted</a></li>
    562                      <li class="tocline1">8.2.4&nbsp;&nbsp;&nbsp;<a href="#status.203">203 Non-Authoritative Information</a></li>
    563                      <li class="tocline1">8.2.5&nbsp;&nbsp;&nbsp;<a href="#status.204">204 No Content</a></li>
    564                      <li class="tocline1">8.2.6&nbsp;&nbsp;&nbsp;<a href="#status.205">205 Reset Content</a></li>
    565                      <li class="tocline1">8.2.7&nbsp;&nbsp;&nbsp;<a href="#status.206">206 Partial Content</a></li>
     575               <li>8.2&nbsp;&nbsp;&nbsp;<a href="#status.2xx">Successful 2xx</a><ul>
     576                     <li>8.2.1&nbsp;&nbsp;&nbsp;<a href="#status.200">200 OK</a></li>
     577                     <li>8.2.2&nbsp;&nbsp;&nbsp;<a href="#status.201">201 Created</a></li>
     578                     <li>8.2.3&nbsp;&nbsp;&nbsp;<a href="#status.202">202 Accepted</a></li>
     579                     <li>8.2.4&nbsp;&nbsp;&nbsp;<a href="#status.203">203 Non-Authoritative Information</a></li>
     580                     <li>8.2.5&nbsp;&nbsp;&nbsp;<a href="#status.204">204 No Content</a></li>
     581                     <li>8.2.6&nbsp;&nbsp;&nbsp;<a href="#status.205">205 Reset Content</a></li>
     582                     <li>8.2.7&nbsp;&nbsp;&nbsp;<a href="#status.206">206 Partial Content</a></li>
    566583                  </ul>
    567584               </li>
    568                <li class="tocline1">8.3&nbsp;&nbsp;&nbsp;<a href="#status.3xx">Redirection 3xx</a><ul class="toc">
    569                      <li class="tocline1">8.3.1&nbsp;&nbsp;&nbsp;<a href="#status.300">300 Multiple Choices</a></li>
    570                      <li class="tocline1">8.3.2&nbsp;&nbsp;&nbsp;<a href="#status.301">301 Moved Permanently</a></li>
    571                      <li class="tocline1">8.3.3&nbsp;&nbsp;&nbsp;<a href="#status.302">302 Found</a></li>
    572                      <li class="tocline1">8.3.4&nbsp;&nbsp;&nbsp;<a href="#status.303">303 See Other</a></li>
    573                      <li class="tocline1">8.3.5&nbsp;&nbsp;&nbsp;<a href="#status.304">304 Not Modified</a></li>
    574                      <li class="tocline1">8.3.6&nbsp;&nbsp;&nbsp;<a href="#status.305">305 Use Proxy</a></li>
    575                      <li class="tocline1">8.3.7&nbsp;&nbsp;&nbsp;<a href="#status.306">306 (Unused)</a></li>
    576                      <li class="tocline1">8.3.8&nbsp;&nbsp;&nbsp;<a href="#status.307">307 Temporary Redirect</a></li>
     585               <li>8.3&nbsp;&nbsp;&nbsp;<a href="#status.3xx">Redirection 3xx</a><ul>
     586                     <li>8.3.1&nbsp;&nbsp;&nbsp;<a href="#status.300">300 Multiple Choices</a></li>
     587                     <li>8.3.2&nbsp;&nbsp;&nbsp;<a href="#status.301">301 Moved Permanently</a></li>
     588                     <li>8.3.3&nbsp;&nbsp;&nbsp;<a href="#status.302">302 Found</a></li>
     589                     <li>8.3.4&nbsp;&nbsp;&nbsp;<a href="#status.303">303 See Other</a></li>
     590                     <li>8.3.5&nbsp;&nbsp;&nbsp;<a href="#status.304">304 Not Modified</a></li>
     591                     <li>8.3.6&nbsp;&nbsp;&nbsp;<a href="#status.305">305 Use Proxy</a></li>
     592                     <li>8.3.7&nbsp;&nbsp;&nbsp;<a href="#status.306">306 (Unused)</a></li>
     593                     <li>8.3.8&nbsp;&nbsp;&nbsp;<a href="#status.307">307 Temporary Redirect</a></li>
    577594                  </ul>
    578595               </li>
    579                <li class="tocline1">8.4&nbsp;&nbsp;&nbsp;<a href="#status.4xx">Client Error 4xx</a><ul class="toc">
    580                      <li class="tocline1">8.4.1&nbsp;&nbsp;&nbsp;<a href="#status.400">400 Bad Request</a></li>
    581                      <li class="tocline1">8.4.2&nbsp;&nbsp;&nbsp;<a href="#status.401">401 Unauthorized</a></li>
    582                      <li class="tocline1">8.4.3&nbsp;&nbsp;&nbsp;<a href="#status.402">402 Payment Required</a></li>
    583                      <li class="tocline1">8.4.4&nbsp;&nbsp;&nbsp;<a href="#status.403">403 Forbidden</a></li>
    584                      <li class="tocline1">8.4.5&nbsp;&nbsp;&nbsp;<a href="#status.404">404 Not Found</a></li>
    585                      <li class="tocline1">8.4.6&nbsp;&nbsp;&nbsp;<a href="#status.405">405 Method Not Allowed</a></li>
    586                      <li class="tocline1">8.4.7&nbsp;&nbsp;&nbsp;<a href="#status.406">406 Not Acceptable</a></li>
    587                      <li class="tocline1">8.4.8&nbsp;&nbsp;&nbsp;<a href="#status.407">407 Proxy Authentication Required</a></li>
    588                      <li class="tocline1">8.4.9&nbsp;&nbsp;&nbsp;<a href="#status.408">408 Request Timeout</a></li>
    589                      <li class="tocline1">8.4.10&nbsp;&nbsp;&nbsp;<a href="#status.409">409 Conflict</a></li>
    590                      <li class="tocline1">8.4.11&nbsp;&nbsp;&nbsp;<a href="#status.410">410 Gone</a></li>
    591                      <li class="tocline1">8.4.12&nbsp;&nbsp;&nbsp;<a href="#status.411">411 Length Required</a></li>
    592                      <li class="tocline1">8.4.13&nbsp;&nbsp;&nbsp;<a href="#status.412">412 Precondition Failed</a></li>
    593                      <li class="tocline1">8.4.14&nbsp;&nbsp;&nbsp;<a href="#status.413">413 Request Entity Too Large</a></li>
    594                      <li class="tocline1">8.4.15&nbsp;&nbsp;&nbsp;<a href="#status.414">414 URI Too Long</a></li>
    595                      <li class="tocline1">8.4.16&nbsp;&nbsp;&nbsp;<a href="#status.415">415 Unsupported Media Type</a></li>
    596                      <li class="tocline1">8.4.17&nbsp;&nbsp;&nbsp;<a href="#status.416">416 Requested Range Not Satisfiable</a></li>
    597                      <li class="tocline1">8.4.18&nbsp;&nbsp;&nbsp;<a href="#status.417">417 Expectation Failed</a></li>
     596               <li>8.4&nbsp;&nbsp;&nbsp;<a href="#status.4xx">Client Error 4xx</a><ul>
     597                     <li>8.4.1&nbsp;&nbsp;&nbsp;<a href="#status.400">400 Bad Request</a></li>
     598                     <li>8.4.2&nbsp;&nbsp;&nbsp;<a href="#status.401">401 Unauthorized</a></li>
     599                     <li>8.4.3&nbsp;&nbsp;&nbsp;<a href="#status.402">402 Payment Required</a></li>
     600                     <li>8.4.4&nbsp;&nbsp;&nbsp;<a href="#status.403">403 Forbidden</a></li>
     601                     <li>8.4.5&nbsp;&nbsp;&nbsp;<a href="#status.404">404 Not Found</a></li>
     602                     <li>8.4.6&nbsp;&nbsp;&nbsp;<a href="#status.405">405 Method Not Allowed</a></li>
     603                     <li>8.4.7&nbsp;&nbsp;&nbsp;<a href="#status.406">406 Not Acceptable</a></li>
     604                     <li>8.4.8&nbsp;&nbsp;&nbsp;<a href="#status.407">407 Proxy Authentication Required</a></li>
     605                     <li>8.4.9&nbsp;&nbsp;&nbsp;<a href="#status.408">408 Request Timeout</a></li>
     606                     <li>8.4.10&nbsp;&nbsp;&nbsp;<a href="#status.409">409 Conflict</a></li>
     607                     <li>8.4.11&nbsp;&nbsp;&nbsp;<a href="#status.410">410 Gone</a></li>
     608                     <li>8.4.12&nbsp;&nbsp;&nbsp;<a href="#status.411">411 Length Required</a></li>
     609                     <li>8.4.13&nbsp;&nbsp;&nbsp;<a href="#status.412">412 Precondition Failed</a></li>
     610                     <li>8.4.14&nbsp;&nbsp;&nbsp;<a href="#status.413">413 Request Entity Too Large</a></li>
     611                     <li>8.4.15&nbsp;&nbsp;&nbsp;<a href="#status.414">414 URI Too Long</a></li>
     612                     <li>8.4.16&nbsp;&nbsp;&nbsp;<a href="#status.415">415 Unsupported Media Type</a></li>
     613                     <li>8.4.17&nbsp;&nbsp;&nbsp;<a href="#status.416">416 Requested Range Not Satisfiable</a></li>
     614                     <li>8.4.18&nbsp;&nbsp;&nbsp;<a href="#status.417">417 Expectation Failed</a></li>
    598615                  </ul>
    599616               </li>
    600                <li class="tocline1">8.5&nbsp;&nbsp;&nbsp;<a href="#status.5xx">Server Error 5xx</a><ul class="toc">
    601                      <li class="tocline1">8.5.1&nbsp;&nbsp;&nbsp;<a href="#status.500">500 Internal Server Error</a></li>
    602                      <li class="tocline1">8.5.2&nbsp;&nbsp;&nbsp;<a href="#status.501">501 Not Implemented</a></li>
    603                      <li class="tocline1">8.5.3&nbsp;&nbsp;&nbsp;<a href="#status.502">502 Bad Gateway</a></li>
    604                      <li class="tocline1">8.5.4&nbsp;&nbsp;&nbsp;<a href="#status.503">503 Service Unavailable</a></li>
    605                      <li class="tocline1">8.5.5&nbsp;&nbsp;&nbsp;<a href="#status.504">504 Gateway Timeout</a></li>
    606                      <li class="tocline1">8.5.6&nbsp;&nbsp;&nbsp;<a href="#status.505">505 HTTP Version Not Supported</a></li>
     617               <li>8.5&nbsp;&nbsp;&nbsp;<a href="#status.5xx">Server Error 5xx</a><ul>
     618                     <li>8.5.1&nbsp;&nbsp;&nbsp;<a href="#status.500">500 Internal Server Error</a></li>
     619                     <li>8.5.2&nbsp;&nbsp;&nbsp;<a href="#status.501">501 Not Implemented</a></li>
     620                     <li>8.5.3&nbsp;&nbsp;&nbsp;<a href="#status.502">502 Bad Gateway</a></li>
     621                     <li>8.5.4&nbsp;&nbsp;&nbsp;<a href="#status.503">503 Service Unavailable</a></li>
     622                     <li>8.5.5&nbsp;&nbsp;&nbsp;<a href="#status.504">504 Gateway Timeout</a></li>
     623                     <li>8.5.6&nbsp;&nbsp;&nbsp;<a href="#status.505">505 HTTP Version Not Supported</a></li>
    607624                  </ul>
    608625               </li>
    609626            </ul>
    610627         </li>
    611          <li class="tocline0">9.&nbsp;&nbsp;&nbsp;<a href="#header.fields">Header Field Definitions</a><ul class="toc">
    612                <li class="tocline1">9.1&nbsp;&nbsp;&nbsp;<a href="#header.allow">Allow</a></li>
    613                <li class="tocline1">9.2&nbsp;&nbsp;&nbsp;<a href="#header.expect">Expect</a></li>
    614                <li class="tocline1">9.3&nbsp;&nbsp;&nbsp;<a href="#header.from">From</a></li>
    615                <li class="tocline1">9.4&nbsp;&nbsp;&nbsp;<a href="#header.location">Location</a></li>
    616                <li class="tocline1">9.5&nbsp;&nbsp;&nbsp;<a href="#header.max-forwards">Max-Forwards</a></li>
    617                <li class="tocline1">9.6&nbsp;&nbsp;&nbsp;<a href="#header.referer">Referer</a></li>
    618                <li class="tocline1">9.7&nbsp;&nbsp;&nbsp;<a href="#header.retry-after">Retry-After</a></li>
    619                <li class="tocline1">9.8&nbsp;&nbsp;&nbsp;<a href="#header.server">Server</a></li>
    620                <li class="tocline1">9.9&nbsp;&nbsp;&nbsp;<a href="#header.user-agent">User-Agent</a></li>
     628         <li>9.&nbsp;&nbsp;&nbsp;<a href="#header.fields">Header Field Definitions</a><ul>
     629               <li>9.1&nbsp;&nbsp;&nbsp;<a href="#header.allow">Allow</a></li>
     630               <li>9.2&nbsp;&nbsp;&nbsp;<a href="#header.expect">Expect</a></li>
     631               <li>9.3&nbsp;&nbsp;&nbsp;<a href="#header.from">From</a></li>
     632               <li>9.4&nbsp;&nbsp;&nbsp;<a href="#header.location">Location</a></li>
     633               <li>9.5&nbsp;&nbsp;&nbsp;<a href="#header.max-forwards">Max-Forwards</a></li>
     634               <li>9.6&nbsp;&nbsp;&nbsp;<a href="#header.referer">Referer</a></li>
     635               <li>9.7&nbsp;&nbsp;&nbsp;<a href="#header.retry-after">Retry-After</a></li>
     636               <li>9.8&nbsp;&nbsp;&nbsp;<a href="#header.server">Server</a></li>
     637               <li>9.9&nbsp;&nbsp;&nbsp;<a href="#header.user-agent">User-Agent</a></li>
    621638            </ul>
    622639         </li>
    623          <li class="tocline0">10.&nbsp;&nbsp;&nbsp;<a href="#IANA.considerations">IANA Considerations</a><ul class="toc">
    624                <li class="tocline1">10.1&nbsp;&nbsp;&nbsp;<a href="#method.registration">Method Registry</a></li>
    625                <li class="tocline1">10.2&nbsp;&nbsp;&nbsp;<a href="#status.code.registration">Status Code Registry</a></li>
    626                <li class="tocline1">10.3&nbsp;&nbsp;&nbsp;<a href="#message.header.registration">Message Header Registration</a></li>
     640         <li>10.&nbsp;&nbsp;&nbsp;<a href="#IANA.considerations">IANA Considerations</a><ul>
     641               <li>10.1&nbsp;&nbsp;&nbsp;<a href="#method.registration">Method Registry</a></li>
     642               <li>10.2&nbsp;&nbsp;&nbsp;<a href="#status.code.registration">Status Code Registry</a></li>
     643               <li>10.3&nbsp;&nbsp;&nbsp;<a href="#message.header.registration">Message Header Registration</a></li>
    627644            </ul>
    628645         </li>
    629          <li class="tocline0">11.&nbsp;&nbsp;&nbsp;<a href="#security.considerations">Security Considerations</a><ul class="toc">
    630                <li class="tocline1">11.1&nbsp;&nbsp;&nbsp;<a href="#security.sensitive">Transfer of Sensitive Information</a></li>
    631                <li class="tocline1">11.2&nbsp;&nbsp;&nbsp;<a href="#encoding.sensitive.information.in.uris">Encoding Sensitive Information in URIs</a></li>
    632                <li class="tocline1">11.3&nbsp;&nbsp;&nbsp;<a href="#location.spoofing">Location Headers and Spoofing</a></li>
     646         <li>11.&nbsp;&nbsp;&nbsp;<a href="#security.considerations">Security Considerations</a><ul>
     647               <li>11.1&nbsp;&nbsp;&nbsp;<a href="#security.sensitive">Transfer of Sensitive Information</a></li>
     648               <li>11.2&nbsp;&nbsp;&nbsp;<a href="#encoding.sensitive.information.in.uris">Encoding Sensitive Information in URIs</a></li>
     649               <li>11.3&nbsp;&nbsp;&nbsp;<a href="#location.spoofing">Location Headers and Spoofing</a></li>
    633650            </ul>
    634651         </li>
    635          <li class="tocline0">12.&nbsp;&nbsp;&nbsp;<a href="#ack">Acknowledgments</a></li>
    636          <li class="tocline0">13.&nbsp;&nbsp;&nbsp;<a href="#rfc.references">References</a><ul class="toc">
    637                <li class="tocline1">13.1&nbsp;&nbsp;&nbsp;<a href="#rfc.references.1">Normative References</a></li>
    638                <li class="tocline1">13.2&nbsp;&nbsp;&nbsp;<a href="#rfc.references.2">Informative References</a></li>
     652         <li>12.&nbsp;&nbsp;&nbsp;<a href="#ack">Acknowledgments</a></li>
     653         <li>13.&nbsp;&nbsp;&nbsp;<a href="#rfc.references">References</a><ul>
     654               <li>13.1&nbsp;&nbsp;&nbsp;<a href="#rfc.references.1">Normative References</a></li>
     655               <li>13.2&nbsp;&nbsp;&nbsp;<a href="#rfc.references.2">Informative References</a></li>
    639656            </ul>
    640657         </li>
    641          <li class="tocline0"><a href="#rfc.authors">Authors' Addresses</a></li>
    642          <li class="tocline0">A.&nbsp;&nbsp;&nbsp;<a href="#compatibility">Compatibility with Previous Versions</a><ul class="toc">
    643                <li class="tocline1">A.1&nbsp;&nbsp;&nbsp;<a href="#changes.from.rfc.2068">Changes from RFC 2068</a></li>
    644                <li class="tocline1">A.2&nbsp;&nbsp;&nbsp;<a href="#changes.from.rfc.2616">Changes from RFC 2616</a></li>
     658         <li><a href="#rfc.authors">Authors' Addresses</a></li>
     659         <li>A.&nbsp;&nbsp;&nbsp;<a href="#compatibility">Compatibility with Previous Versions</a><ul>
     660               <li>A.1&nbsp;&nbsp;&nbsp;<a href="#changes.from.rfc.2068">Changes from RFC 2068</a></li>
     661               <li>A.2&nbsp;&nbsp;&nbsp;<a href="#changes.from.rfc.2616">Changes from RFC 2616</a></li>
    645662            </ul>
    646663         </li>
    647          <li class="tocline0">B.&nbsp;&nbsp;&nbsp;<a href="#collected.abnf">Collected ABNF</a></li>
    648          <li class="tocline0">C.&nbsp;&nbsp;&nbsp;<a href="#change.log">Change Log (to be removed by RFC Editor before publication)</a><ul class="toc">
    649                <li class="tocline1">C.1&nbsp;&nbsp;&nbsp;<a href="#rfc.section.C.1">Since RFC2616</a></li>
    650                <li class="tocline1">C.2&nbsp;&nbsp;&nbsp;<a href="#rfc.section.C.2">Since draft-ietf-httpbis-p2-semantics-00</a></li>
    651                <li class="tocline1">C.3&nbsp;&nbsp;&nbsp;<a href="#rfc.section.C.3">Since draft-ietf-httpbis-p2-semantics-01</a></li>
    652                <li class="tocline1">C.4&nbsp;&nbsp;&nbsp;<a href="#changes.since.02">Since draft-ietf-httpbis-p2-semantics-02</a></li>
    653                <li class="tocline1">C.5&nbsp;&nbsp;&nbsp;<a href="#changes.since.03">Since draft-ietf-httpbis-p2-semantics-03</a></li>
    654                <li class="tocline1">C.6&nbsp;&nbsp;&nbsp;<a href="#changes.since.04">Since draft-ietf-httpbis-p2-semantics-04</a></li>
    655                <li class="tocline1">C.7&nbsp;&nbsp;&nbsp;<a href="#changes.since.05">Since draft-ietf-httpbis-p2-semantics-05</a></li>
     664         <li>B.&nbsp;&nbsp;&nbsp;<a href="#collected.abnf">Collected ABNF</a></li>
     665         <li>C.&nbsp;&nbsp;&nbsp;<a href="#change.log">Change Log (to be removed by RFC Editor before publication)</a><ul>
     666               <li>C.1&nbsp;&nbsp;&nbsp;<a href="#rfc.section.C.1">Since RFC2616</a></li>
     667               <li>C.2&nbsp;&nbsp;&nbsp;<a href="#rfc.section.C.2">Since draft-ietf-httpbis-p2-semantics-00</a></li>
     668               <li>C.3&nbsp;&nbsp;&nbsp;<a href="#rfc.section.C.3">Since draft-ietf-httpbis-p2-semantics-01</a></li>
     669               <li>C.4&nbsp;&nbsp;&nbsp;<a href="#changes.since.02">Since draft-ietf-httpbis-p2-semantics-02</a></li>
     670               <li>C.5&nbsp;&nbsp;&nbsp;<a href="#changes.since.03">Since draft-ietf-httpbis-p2-semantics-03</a></li>
     671               <li>C.6&nbsp;&nbsp;&nbsp;<a href="#changes.since.04">Since draft-ietf-httpbis-p2-semantics-04</a></li>
     672               <li>C.7&nbsp;&nbsp;&nbsp;<a href="#changes.since.05">Since draft-ietf-httpbis-p2-semantics-05</a></li>
    656673            </ul>
    657674         </li>
    658          <li class="tocline0"><a href="#rfc.index">Index</a></li>
     675         <li><a href="#rfc.index">Index</a></li>
    659676      </ul>
    660677      <h1 id="rfc.section.1" class="np"><a href="#rfc.section.1">1.</a>&nbsp;<a id="introduction" href="#introduction">Introduction</a></h1>
    … …  
    11671184         GET or HEAD. A client <em class="bcp14">SHOULD</em> detect infinite redirection loops, since such loops generate network traffic for each redirection.
    11681185      </p>
    1169       <dl class="empty">
    1170          <dd> <b>Note:</b> previous versions of this specification recommended a maximum of five redirections. Content developers should be aware that
     1186      <ul class="empty">
     1187         <li> <b>Note:</b> previous versions of this specification recommended a maximum of five redirections. Content developers should be aware that
    11711188            there might be clients that implement such a fixed limitation.
    1172          </dd>
    1173       </dl>
     1189         </li>
     1190      </ul>
    11741191      <div id="rfc.iref.34"></div>
    11751192      <div id="rfc.iref.s.11"></div>
    … …  
    11961213         the request was issued.
    11971214      </p>
    1198       <dl class="empty">
    1199          <dd> <b>Note:</b> When automatically redirecting a POST request after receiving a 301 status code, some existing HTTP/1.0 user agents will erroneously
     1215      <ul class="empty">
     1216         <li> <b>Note:</b> When automatically redirecting a POST request after receiving a 301 status code, some existing HTTP/1.0 user agents will erroneously
    12001217            change it into a GET request.
    1201          </dd>
    1202       </dl>
     1218         </li>
     1219      </ul>
    12031220      <div id="rfc.iref.36"></div>
    12041221      <div id="rfc.iref.s.13"></div>
    … …  
    12131230         the request was issued.
    12141231      </p>
    1215       <dl class="empty">
    1216          <dd> <b>Note:</b>  <a href="#RFC1945" id="rfc.xref.RFC1945.1"><cite title="Hypertext Transfer Protocol -- HTTP/1.0">[RFC1945]</cite></a> and <a href="#RFC2068" id="rfc.xref.RFC2068.1"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a> specify that the client is not allowed to change the method on the redirected request. However, most existing user agent implementations
     1232      <ul class="empty">
     1233         <li> <b>Note:</b>  <a href="#RFC1945" id="rfc.xref.RFC1945.1"><cite title="Hypertext Transfer Protocol -- HTTP/1.0">[RFC1945]</cite></a> and <a href="#RFC2068" id="rfc.xref.RFC2068.1"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a> specify that the client is not allowed to change the method on the redirected request. However, most existing user agent implementations
    12171234            treat 302 as if it were a 303 response, performing a GET on the Location field-value regardless of the original request method.
    12181235            The status codes 303 and 307 have been added for servers that wish to make unambiguously clear which kind of reaction is expected
    12191236            of the client.
    1220          </dd>
    1221       </dl>
     1237         </li>
     1238      </ul>
    12221239      <div id="rfc.iref.37"></div>
    12231240      <div id="rfc.iref.s.14"></div>
    … …  
    13221339         Depending upon the format and the capabilities of the user agent, selection of the most appropriate choice <em class="bcp14">MAY</em> be performed automatically. However, this specification does not define any standard for such automatic selection.
    13231340      </p>
    1324       <dl class="empty">
    1325          <dd> <b>Note:</b> HTTP/1.1 servers are allowed to return responses which are not acceptable according to the accept headers sent in the request.
     1341      <ul class="empty">
     1342         <li> <b>Note:</b> HTTP/1.1 servers are allowed to return responses which are not acceptable according to the accept headers sent in the request.
    13261343            In some cases, this may even be preferable to sending a 406 response. User agents are encouraged to inspect the headers of
    13271344            an incoming response to determine if it is acceptable.
    1328          </dd>
    1329       </dl>
     1345         </li>
     1346      </ul>
    13301347      <p id="rfc.section.8.4.7.p.3">If the response could be unacceptable, a user agent <em class="bcp14">SHOULD</em> temporarily stop receipt of more data and query the user for a decision on further actions.
    13311348      </p>
    … …  
    14391456         is that this is a temporary condition which will be alleviated after some delay. If known, the length of the delay <em class="bcp14">MAY</em> be indicated in a Retry-After header. If no Retry-After is given, the client <em class="bcp14">SHOULD</em> handle the response as it would for a 500 response.
    14401457      </p>
    1441       <dl class="empty">
    1442          <dd> <b>Note:</b> The existence of the 503 status code does not imply that a server must use it when becoming overloaded. Some servers may wish
     1458      <ul class="empty">
     1459         <li> <b>Note:</b> The existence of the 503 status code does not imply that a server must use it when becoming overloaded. Some servers may wish
    14431460            to simply refuse the connection.
    1444          </dd>
    1445       </dl>
     1461         </li>
     1462      </ul>
    14461463      <div id="rfc.iref.64"></div>
    14471464      <div id="rfc.iref.s.41"></div>
    … …  
    14501467         URI (e.g. HTTP, FTP, LDAP) or some other auxiliary server (e.g. DNS) it needed to access in attempting to complete the request.
    14511468      </p>
    1452       <dl class="empty">
    1453          <dd> <b>Note:</b> Note to implementors: some deployed proxies are known to return 400 or 500 when DNS lookups time out.
    1454          </dd>
    1455       </dl>
     1469      <ul class="empty">
     1470         <li> <b>Note:</b> Note to implementors: some deployed proxies are known to return 400 or 500 when DNS lookups time out.
     1471         </li>
     1472      </ul>
    14561473      <div id="rfc.iref.65"></div>
    14571474      <div id="rfc.iref.s.42"></div>
    … …  
    15421559      <div id="rfc.figure.u.18"></div><pre class="text">  Location: http://www.example.org/pub/WWW/People.html
    15431560</pre><p id="rfc.section.9.4.p.5"> </p>
    1544       <dl class="empty">
    1545          <dd> <b>Note:</b> The Content-Location header field (<a href="p3-payload.html#header.content-location" title="Content-Location">Section 5.7</a> of <a href="#Part3" id="rfc.xref.Part3.11"><cite title="HTTP/1.1, part 3: Message Payload and Content Negotiation">[Part3]</cite></a>) differs from Location in that the Content-Location identifies the original location of the entity enclosed in the response.
     1561      <ul class="empty">
     1562         <li> <b>Note:</b> The Content-Location header field (<a href="p3-payload.html#header.content-location" title="Content-Location">Section 5.7</a> of <a href="#Part3" id="rfc.xref.Part3.11"><cite title="HTTP/1.1, part 3: Message Payload and Content Negotiation">[Part3]</cite></a>) differs from Location in that the Content-Location identifies the original location of the entity enclosed in the response.
    15461563            It is therefore possible for a response to contain header fields for both Location and Content-Location.
    1547          </dd>
    1548       </dl>
     1564         </li>
     1565      </ul>
    15491566      <p id="rfc.section.9.4.p.6">There are circumstances in which a fragment identifier in a Location URL would not be appropriate: </p>
    15501567      <ul>
    … …  
    16151632</pre><p id="rfc.section.9.8.p.5">If the response is being forwarded through a proxy, the proxy application <em class="bcp14">MUST NOT</em> modify the Server response-header. Instead, it <em class="bcp14">MUST</em> include a Via field (as described in <a href="p1-messaging.html#header.via" title="Via">Section 8.9</a> of <a href="#Part1" id="rfc.xref.Part1.26"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>).
    16161633      </p>
    1617       <dl class="empty">
    1618          <dd> <b>Note:</b> Revealing the specific software version of the server might allow the server machine to become more vulnerable to attacks
     1634      <ul class="empty">
     1635         <li> <b>Note:</b> Revealing the specific software version of the server might allow the server machine to become more vulnerable to attacks
    16191636            against software that is known to contain security holes. Server implementors are encouraged to make this field a configurable
    16201637            option.
    1621          </dd>
    1622       </dl>
     1638         </li>
     1639      </ul>
    16231640      <div id="rfc.iref.u.1"></div>
    16241641      <div id="rfc.iref.h.10"></div>
    … …  
    16421659      <div id="rfc.table.1">
    16431660         <div id="iana.method.registration.table"></div>
    1644          <table summary="" class="tt full" cellpadding="3" cellspacing="0">
     1661         <table class="tt full left" cellpadding="3" cellspacing="0">
    16451662            <thead>
    16461663               <tr>
    … …  
    16521669            <tbody>
    16531670               <tr>
    1654                   <td>CONNECT</td>
    1655                   <td>no</td>
    1656                   <td> <a href="#CONNECT" id="rfc.xref.CONNECT.2" title="CONNECT">Section&nbsp;7.9</a>
    1657                   </td>
    1658                </tr>
    1659                <tr>
    1660                   <td>DELETE</td>
    1661                   <td>no</td>
    1662                   <td> <a href="#DELETE" id="rfc.xref.DELETE.2" title="DELETE">Section&nbsp;7.7</a>
    1663                   </td>
    1664                </tr>
    1665                <tr>
    1666                   <td>GET</td>
    1667                   <td>yes</td>
    1668                   <td> <a href="#GET" id="rfc.xref.GET.2" title="GET">Section&nbsp;7.3</a>
    1669                   </td>
    1670                </tr>
    1671                <tr>
    1672                   <td>HEAD</td>
    1673                   <td>yes</td>
    1674                   <td> <a href="#HEAD" id="rfc.xref.HEAD.2" title="HEAD">Section&nbsp;7.4</a>
    1675                   </td>
    1676                </tr>
    1677                <tr>
    1678                   <td>OPTIONS</td>
    1679                   <td>yes</td>
    1680                   <td> <a href="#OPTIONS" id="rfc.xref.OPTIONS.3" title="OPTIONS">Section&nbsp;7.2</a>
    1681                   </td>
    1682                </tr>
    1683                <tr>
    1684                   <td>POST</td>
    1685                   <td>no</td>
    1686                   <td> <a href="#POST" id="rfc.xref.POST.2" title="POST">Section&nbsp;7.5</a>
    1687                   </td>
    1688                </tr>
    1689                <tr>
    1690                   <td>PUT</td>
    1691                   <td>no</td>
    1692                   <td> <a href="#PUT" id="rfc.xref.PUT.2" title="PUT">Section&nbsp;7.6</a>
    1693                   </td>
    1694                </tr>
    1695                <tr>
    1696                   <td>TRACE</td>
    1697                   <td>yes</td>
    1698                   <td> <a href="#TRACE" id="rfc.xref.TRACE.3" title="TRACE">Section&nbsp;7.8</a>
     1671                  <td class="left">CONNECT</td>
     1672                  <td class="left">no</td>
     1673                  <td class="left"> <a href="#CONNECT" id="rfc.xref.CONNECT.2" title="CONNECT">Section&nbsp;7.9</a>
     1674                  </td>
     1675               </tr>
     1676               <tr>
     1677                  <td class="left">DELETE</td>
     1678                  <td class="left">no</td>
     1679                  <td class="left"> <a href="#DELETE" id="rfc.xref.DELETE.2" title="DELETE">Section&nbsp;7.7</a>
     1680                  </td>
     1681               </tr>
     1682               <tr>
     1683                  <td class="left">GET</td>
     1684                  <td class="left">yes</td>
     1685                  <td class="left"> <a href="#GET" id="rfc.xref.GET.2" title="GET">Section&nbsp;7.3</a>
     1686                  </td>
     1687               </tr>
     1688               <tr>
     1689                  <td class="left">HEAD</td>
     1690                  <td class="left">yes</td>
     1691                  <td class="left"> <a href="#HEAD" id="rfc.xref.HEAD.2" title="HEAD">Section&nbsp;7.4</a>
     1692                  </td>
     1693               </tr>
     1694               <tr>
     1695                  <td class="left">OPTIONS</td>
     1696                  <td class="left">yes</td>
     1697                  <td class="left"> <a href="#OPTIONS" id="rfc.xref.OPTIONS.3" title="OPTIONS">Section&nbsp;7.2</a>
     1698                  </td>
     1699               </tr>
     1700               <tr>
     1701                  <td class="left">POST</td>
     1702                  <td class="left">no</td>
     1703                  <td class="left"> <a href="#POST" id="rfc.xref.POST.2" title="POST">Section&nbsp;7.5</a>
     1704                  </td>
     1705               </tr>
     1706               <tr>
     1707                  <td class="left">PUT</td>
     1708                  <td class="left">no</td>
     1709                  <td class="left"> <a href="#PUT" id="rfc.xref.PUT.2" title="PUT">Section&nbsp;7.6</a>
     1710                  </td>
     1711               </tr>
     1712               <tr>
     1713                  <td class="left">TRACE</td>
     1714                  <td class="left">yes</td>
     1715                  <td class="left"> <a href="#TRACE" id="rfc.xref.TRACE.3" title="TRACE">Section&nbsp;7.8</a>
    16991716                  </td>
    17001717               </tr>
    … …  
    17091726      <div id="rfc.table.2">
    17101727         <div id="iana.status.code.registration.table"></div>
    1711          <table summary="" class="tt full" cellpadding="3" cellspacing="0">
     1728         <table class="tt full left" cellpadding="3" cellspacing="0">
    17121729            <thead>
    17131730               <tr>
    … …  
    17191736            <tbody>
    17201737               <tr>
    1721                   <td>100</td>
    1722                   <td>Continue</td>
    1723                   <td> <a href="#status.100" id="rfc.xref.status.100.2" title="100 Continue">Section&nbsp;8.1.1</a>
    1724                   </td>
    1725                </tr>
    1726                <tr>
    1727                   <td>101</td>
    1728                   <td>Switching Protocols</td>
    1729                   <td> <a href="#status.101" id="rfc.xref.status.101.2" title="101 Switching Protocols">Section&nbsp;8.1.2</a>
    1730                   </td>
    1731                </tr>
    1732                <tr>
    1733                   <td>200</td>
    1734                   <td>OK</td>
    1735                   <td> <a href="#status.200" id="rfc.xref.status.200.2" title="200 OK">Section&nbsp;8.2.1</a>
    1736                   </td>
    1737                </tr>
    1738                <tr>
    1739                   <td>201</td>
    1740                   <td>Created</td>
    1741                   <td> <a href="#status.201" id="rfc.xref.status.201.2" title="201 Created">Section&nbsp;8.2.2</a>
    1742                   </td>
    1743                </tr>
    1744                <tr>
    1745                   <td>202</td>
    1746                   <td>Accepted</td>
    1747                   <td> <a href="#status.202" id="rfc.xref.status.202.2" title="202 Accepted">Section&nbsp;8.2.3</a>
    1748                   </td>
    1749                </tr>
    1750                <tr>
    1751                   <td>203</td>
    1752                   <td>Non-Authoritative Information</td>
    1753                   <td> <a href="#status.203" id="rfc.xref.status.203.2" title="203 Non-Authoritative Information">Section&nbsp;8.2.4</a>
    1754                   </td>
    1755                </tr>
    1756                <tr>
    1757                   <td>204</td>
    1758                   <td>No Content</td>
    1759                   <td> <a href="#status.204" id="rfc.xref.status.204.2" title="204 No Content">Section&nbsp;8.2.5</a>
    1760                   </td>
    1761                </tr>
    1762                <tr>
    1763                   <td>205</td>
    1764                   <td>Reset Content</td>
    1765                   <td> <a href="#status.205" id="rfc.xref.status.205.2" title="205 Reset Content">Section&nbsp;8.2.6</a>
    1766                   </td>
    1767                </tr>
    1768                <tr>
    1769                   <td>206</td>
    1770                   <td>Partial Content</td>
    1771                   <td> <a href="#status.206" id="rfc.xref.status.206.2" title="206 Partial Content">Section&nbsp;8.2.7</a>
    1772                   </td>
    1773                </tr>
    1774                <tr>
    1775                   <td>300</td>
    1776                   <td>Multiple Choices</td>
    1777                   <td> <a href="#status.300" id="rfc.xref.status.300.2" title="300 Multiple Choices">Section&nbsp;8.3.1</a>
    1778                   </td>
    1779                </tr>
    1780                <tr>
    1781                   <td>301</td>
    1782                   <td>Moved Permanently</td>
    1783                   <td> <a href="#status.301" id="rfc.xref.status.301.2" title="301 Moved Permanently">Section&nbsp;8.3.2</a>
    1784                   </td>
    1785                </tr>
    1786                <tr>
    1787                   <td>302</td>
    1788                   <td>Found</td>
    1789                   <td> <a href="#status.302" id="rfc.xref.status.302.2" title="302 Found">Section&nbsp;8.3.3</a>
    1790                   </td>
    1791                </tr>
    1792                <tr>
    1793                   <td>303</td>
    1794                   <td>See Other</td>
    1795                   <td> <a href="#status.303" id="rfc.xref.status.303.2" title="303 See Other">Section&nbsp;8.3.4</a>
    1796                   </td>
    1797                </tr>
    1798                <tr>
    1799                   <td>304</td>
    1800                   <td>Not Modified</td>
    1801                   <td> <a href="#status.304" id="rfc.xref.status.304.2" title="304 Not Modified">Section&nbsp;8.3.5</a>
    1802                   </td>
    1803                </tr>
    1804                <tr>
    1805                   <td>305</td>
    1806                   <td>Use Proxy</td>
    1807                   <td> <a href="#status.305" id="rfc.xref.status.305.2" title="305 Use Proxy">Section&nbsp;8.3.6</a>
    1808                   </td>
    1809                </tr>
    1810                <tr>
    1811                   <td>306</td>
    1812                   <td>(Unused)</td>
    1813                   <td> <a href="#status.306" id="rfc.xref.status.306.1" title="306 (Unused)">Section&nbsp;8.3.7</a>
    1814                   </td>
    1815                </tr>
    1816                <tr>
    1817                   <td>307</td>
    1818                   <td>Temporary Redirect</td>
    1819                   <td> <a href="#status.307" id="rfc.xref.status.307.2" title="307 Temporary Redirect">Section&nbsp;8.3.8</a>
    1820                   </td>
    1821                </tr>
    1822                <tr>
    1823                   <td>400</td>
    1824                   <td>Bad Request</td>
    1825                   <td> <a href="#status.400" id="rfc.xref.status.400.2" title="400 Bad Request">Section&nbsp;8.4.1</a>
    1826                   </td>
    1827                </tr>
    1828                <tr>
    1829                   <td>401</td>
    1830                   <td>Unauthorized</td>
    1831                   <td> <a href="#status.401" id="rfc.xref.status.401.2" title="401 Unauthorized">Section&nbsp;8.4.2</a>
    1832                   </td>
    1833                </tr>
    1834                <tr>
    1835                   <td>402</td>
    1836                   <td>Payment Required</td>
    1837                   <td> <a href="#status.402" id="rfc.xref.status.402.2" title="402 Payment Required">Section&nbsp;8.4.3</a>
    1838                   </td>
    1839                </tr>
    1840                <tr>
    1841                   <td>403</td>
    1842                   <td>Forbidden</td>
    1843                   <td> <a href="#status.403" id="rfc.xref.status.403.2" title="403 Forbidden">Section&nbsp;8.4.4</a>
    1844                   </td>
    1845                </tr>
    1846                <tr>
    1847                   <td>404</td>
    1848                   <td>Not Found</td>
    1849                   <td> <a href="#status.404" id="rfc.xref.status.404.2" title="404 Not Found">Section&nbsp;8.4.5</a>
    1850                   </td>
    1851                </tr>
    1852                <tr>
    1853                   <td>405</td>
    1854                   <td>Method Not Allowed</td>
    1855                   <td> <a href="#status.405" id="rfc.xref.status.405.2" title="405 Method Not Allowed">Section&nbsp;8.4.6</a>
    1856                   </td>
    1857                </tr>
    1858                <tr>
    1859                   <td>406</td>
    1860                   <td>Not Acceptable</td>
    1861                   <td> <a href="#status.406" id="rfc.xref.status.406.2" title="406 Not Acceptable">Section&nbsp;8.4.7</a>
    1862                   </td>
    1863                </tr>
    1864                <tr>
    1865                   <td>407</td>
    1866                   <td>Proxy Authentication Required</td>
    1867                   <td> <a href="#status.407" id="rfc.xref.status.407.2" title="407 Proxy Authentication Required">Section&nbsp;8.4.8</a>
    1868                   </td>
    1869                </tr>
    1870                <tr>
    1871                   <td>408</td>
    1872                   <td>Request Timeout</td>
    1873                   <td> <a href="#status.408" id="rfc.xref.status.408.2" title="408 Request Timeout">Section&nbsp;8.4.9</a>
    1874                   </td>
    1875                </tr>
    1876                <tr>
    1877                   <td>409</td>
    1878                   <td>Conflict</td>
    1879                   <td> <a href="#status.409" id="rfc.xref.status.409.2" title="409 Conflict">Section&nbsp;8.4.10</a>
    1880                   </td>
    1881                </tr>
    1882                <tr>
    1883                   <td>410</td>
    1884                   <td>Gone</td>
    1885                   <td> <a href="#status.410" id="rfc.xref.status.410.2" title="410 Gone">Section&nbsp;8.4.11</a>
    1886                   </td>
    1887                </tr>
    1888                <tr>
    1889                   <td>411</td>
    1890                   <td>Length Required</td>
    1891                   <td> <a href="#status.411" id="rfc.xref.status.411.2" title="411 Length Required">Section&nbsp;8.4.12</a>
    1892                   </td>
    1893                </tr>
    1894                <tr>
    1895                   <td>412</td>
    1896                   <td>Precondition Failed</td>
    1897                   <td> <a href="#status.412" id="rfc.xref.status.412.2" title="412 Precondition Failed">Section&nbsp;8.4.13</a>
    1898                   </td>
    1899                </tr>
    1900                <tr>
    1901                   <td>413</td>
    1902                   <td>Request Entity Too Large</td>
    1903                   <td> <a href="#status.413" id="rfc.xref.status.413.2" title="413 Request Entity Too Large">Section&nbsp;8.4.14</a>
    1904                   </td>
    1905                </tr>
    1906                <tr>
    1907                   <td>414</td>
    1908                   <td>URI Too Long</td>
    1909                   <td> <a href="#status.414" id="rfc.xref.status.414.2" title="414 URI Too Long">Section&nbsp;8.4.15</a>
    1910                   </td>
    1911                </tr>
    1912                <tr>
    1913                   <td>415</td>
    1914                   <td>Unsupported Media Type</td>
    1915                   <td> <a href="#status.415" id="rfc.xref.status.415.2" title="415 Unsupported Media Type">Section&nbsp;8.4.16</a>
    1916                   </td>
    1917                </tr>
    1918                <tr>
    1919                   <td>416</td>
    1920                   <td>Requested Range Not Satisfiable</td>
    1921                   <td> <a href="#status.416" id="rfc.xref.status.416.2" title="416 Requested Range Not Satisfiable">Section&nbsp;8.4.17</a>
    1922                   </td>
    1923                </tr>
    1924                <tr>
    1925                   <td>417</td>
    1926                   <td>Expectation Failed</td>
    1927                   <td> <a href="#status.417" id="rfc.xref.status.417.2" title="417 Expectation Failed">Section&nbsp;8.4.18</a>
    1928                   </td>
    1929                </tr>
    1930                <tr>
    1931                   <td>500</td>
    1932                   <td>Internal Server Error</td>
    1933                   <td> <a href="#status.500" id="rfc.xref.status.500.2" title="500 Internal Server Error">Section&nbsp;8.5.1</a>
    1934                   </td>
    1935                </tr>
    1936                <tr>
    1937                   <td>501</td>
    1938                   <td>Not Implemented</td>
    1939                   <td> <a href="#status.501" id="rfc.xref.status.501.2" title="501 Not Implemented">Section&nbsp;8.5.2</a>
    1940                   </td>
    1941                </tr>
    1942                <tr>
    1943                   <td>502</td>
    1944                   <td>Bad Gateway</td>
    1945                   <td> <a href="#status.502" id="rfc.xref.status.502.2" title="502 Bad Gateway">Section&nbsp;8.5.3</a>
    1946                   </td>
    1947                </tr>
    1948                <tr>
    1949                   <td>503</td>
    1950                   <td>Service Unavailable</td>
    1951                   <td> <a href="#status.503" id="rfc.xref.status.503.2" title="503 Service Unavailable">Section&nbsp;8.5.4</a>
    1952                   </td>
    1953                </tr>
    1954                <tr>
    1955                   <td>504</td>
    1956                   <td>Gateway Timeout</td>
    1957                   <td> <a href="#status.504" id="rfc.xref.status.504.2" title="504 Gateway Timeout">Section&nbsp;8.5.5</a>
    1958                   </td>
    1959                </tr>
    1960                <tr>
    1961                   <td>505</td>
    1962                   <td>HTTP Version Not Supported</td>
    1963                   <td> <a href="#status.505" id="rfc.xref.status.505.2" title="505 HTTP Version Not Supported">Section&nbsp;8.5.6</a>
     1738                  <td class="left">100</td>
     1739                  <td class="left">Continue</td>
     1740                  <td class="left"> <a href="#status.100" id="rfc.xref.status.100.2" title="100 Continue">Section&nbsp;8.1.1</a>
     1741                  </td>
     1742               </tr>
     1743               <tr>
     1744                  <td class="left">101</td>
     1745                  <td class="left">Switching Protocols</td>
     1746                  <td class="left"> <a href="#status.101" id="rfc.xref.status.101.2" title="101 Switching Protocols">Section&nbsp;8.1.2</a>
     1747                  </td>
     1748               </tr>
     1749               <tr>
     1750                  <td class="left">200</td>
     1751                  <td class="left">OK</td>
     1752                  <td class="left"> <a href="#status.200" id="rfc.xref.status.200.2" title="200 OK">Section&nbsp;8.2.1</a>
     1753                  </td>
     1754               </tr>
     1755               <tr>
     1756                  <td class="left">201</td>
     1757                  <td class="left">Created</td>
     1758                  <td class="left"> <a href="#status.201" id="rfc.xref.status.201.2" title="201 Created">Section&nbsp;8.2.2</a>
     1759                  </td>
     1760               </tr>
     1761               <tr>
     1762                  <td class="left">202</td>
     1763                  <td class="left">Accepted</td>
     1764                  <td class="left"> <a href="#status.202" id="rfc.xref.status.202.2" title="202 Accepted">Section&nbsp;8.2.3</a>
     1765                  </td>
     1766               </tr>
     1767               <tr>
     1768                  <td class="left">203</td>
     1769                  <td class="left">Non-Authoritative Information</td>
     1770                  <td class="left"> <a href="#status.203" id="rfc.xref.status.203.2" title="203 Non-Authoritative Information">Section&nbsp;8.2.4</a>
     1771                  </td>
     1772               </tr>
     1773               <tr>
     1774                  <td class="left">204</td>
     1775                  <td class="left">No Content</td>
     1776                  <td class="left"> <a href="#status.204" id="rfc.xref.status.204.2" title="204 No Content">Section&nbsp;8.2.5</a>
     1777                  </td>
     1778               </tr>
     1779               <tr>
     1780                  <td class="left">205</td>
     1781                  <td class="left">Reset Content</td>
     1782                  <td class="left"> <a href="#status.205" id="rfc.xref.status.205.2" title="205 Reset Content">Section&nbsp;8.2.6</a>
     1783                  </td>
     1784               </tr>
     1785               <tr>
     1786                  <td class="left">206</td>
     1787                  <td class="left">Partial Content</td>
     1788                  <td class="left"> <a href="#status.206" id="rfc.xref.status.206.2" title="206 Partial Content">Section&nbsp;8.2.7</a>
     1789                  </td>
     1790               </tr>
     1791               <tr>
     1792                  <td class="left">300</td>
     1793                  <td class="left">Multiple Choices</td>
     1794                  <td class="left"> <a href="#status.300" id="rfc.xref.status.300.2" title="300 Multiple Choices">Section&nbsp;8.3.1</a>
     1795                  </td>
     1796               </tr>
     1797               <tr>
     1798                  <td class="left">301</td>
     1799                  <td class="left">Moved Permanently</td>
     1800                  <td class="left"> <a href="#status.301" id="rfc.xref.status.301.2" title="301 Moved Permanently">Section&nbsp;8.3.2</a>
     1801                  </td>
     1802               </tr>
     1803               <tr>
     1804                  <td class="left">302</td>
     1805                  <td class="left">Found</td>
     1806                  <td class="left"> <a href="#status.302" id="rfc.xref.status.302.2" title="302 Found">Section&nbsp;8.3.3</a>
     1807                  </td>
     1808               </tr>
     1809               <tr>
     1810                  <td class="left">303</td>
     1811                  <td class="left">See Other</td>
     1812                  <td class="left"> <a href="#status.303" id="rfc.xref.status.303.2" title="303 See Other">Section&nbsp;8.3.4</a>
     1813                  </td>
     1814               </tr>
     1815               <tr>
     1816                  <td class="left">304</td>
     1817                  <td class="left">Not Modified</td>
     1818                  <td class="left"> <a href="#status.304" id="rfc.xref.status.304.2" title="304 Not Modified">Section&nbsp;8.3.5</a>
     1819                  </td>
     1820               </tr>
     1821               <tr>
     1822                  <td class="left">305</td>
     1823                  <td class="left">Use Proxy</td>
     1824                  <td class="left"> <a href="#status.305" id="rfc.xref.status.305.2" title="305 Use Proxy">Section&nbsp;8.3.6</a>
     1825                  </td>
     1826               </tr>
     1827               <tr>
     1828                  <td class="left">306</td>
     1829                  <td class="left">(Unused)</td>
     1830                  <td class="left"> <a href="#status.306" id="rfc.xref.status.306.1" title="306 (Unused)">Section&nbsp;8.3.7</a>
     1831                  </td>
     1832               </tr>
     1833               <tr>
     1834                  <td class="left">307</td>
     1835                  <td class="left">Temporary Redirect</td>
     1836                  <td class="left"> <a href="#status.307" id="rfc.xref.status.307.2" title="307 Temporary Redirect">Section&nbsp;8.3.8</a>
     1837                  </td>
     1838               </tr>
     1839               <tr>
     1840                  <td class="left">400</td>
     1841                  <td class="left">Bad Request</td>
     1842                  <td class="left"> <a href="#status.400" id="rfc.xref.status.400.2" title="400 Bad Request">Section&nbsp;8.4.1</a>
     1843                  </td>
     1844               </tr>
     1845               <tr>
     1846                  <td class="left">401</td>
     1847                  <td class="left">Unauthorized</td>
     1848                  <td class="left"> <a href="#status.401" id="rfc.xref.status.401.2" title="401 Unauthorized">Section&nbsp;8.4.2</a>
     1849                  </td>
     1850               </tr>
     1851               <tr>
     1852                  <td class="left">402</td>
     1853                  <td class="left">Payment Required</td>
     1854                  <td class="left"> <a href="#status.402" id="rfc.xref.status.402.2" title="402 Payment Required">Section&nbsp;8.4.3</a>
     1855                  </td>
     1856               </tr>
     1857               <tr>
     1858                  <td class="left">403</td>
     1859                  <td class="left">Forbidden</td>
     1860                  <td class="left"> <a href="#status.403" id="rfc.xref.status.403.2" title="403 Forbidden">Section&nbsp;8.4.4</a>
     1861                  </td>
     1862               </tr>
     1863               <tr>
     1864                  <td class="left">404</td>
     1865                  <td class="left">Not Found</td>
     1866                  <td class="left"> <a href="#status.404" id="rfc.xref.status.404.2" title="404 Not Found">Section&nbsp;8.4.5</a>
     1867                  </td>
     1868               </tr>
     1869               <tr>
     1870                  <td class="left">405</td>
     1871                  <td class="left">Method Not Allowed</td>
     1872                  <td class="left"> <a href="#status.405" id="rfc.xref.status.405.2" title="405 Method Not Allowed">Section&nbsp;8.4.6</a>
     1873                  </td>
     1874               </tr>
     1875               <tr>
     1876                  <td class="left">406</td>
     1877                  <td class="left">Not Acceptable</td>
     1878                  <td class="left"> <a href="#status.406" id="rfc.xref.status.406.2" title="406 Not Acceptable">Section&nbsp;8.4.7</a>
     1879                  </td>
     1880               </tr>
     1881               <tr>
     1882                  <td class="left">407</td>
     1883                  <td class="left">Proxy Authentication Required</td>
     1884                  <td class="left"> <a href="#status.407" id="rfc.xref.status.407.2" title="407 Proxy Authentication Required">Section&nbsp;8.4.8</a>
     1885                  </td>
     1886               </tr>
     1887               <tr>
     1888                  <td class="left">408</td>
     1889                  <td class="left">Request Timeout</td>
     1890                  <td class="left"> <a href="#status.408" id="rfc.xref.status.408.2" title="408 Request Timeout">Section&nbsp;8.4.9</a>
     1891                  </td>
     1892               </tr>
     1893               <tr>
     1894                  <td class="left">409</td>
     1895                  <td class="left">Conflict</td>
     1896                  <td class="left"> <a href="#status.409" id="rfc.xref.status.409.2" title="409 Conflict">Section&nbsp;8.4.10</a>
     1897                  </td>
     1898               </tr>
     1899               <tr>
     1900                  <td class="left">410</td>
     1901                  <td class="left">Gone</td>
     1902                  <td class="left"> <a href="#status.410" id="rfc.xref.status.410.2" title="410 Gone">Section&nbsp;8.4.11</a>
     1903                  </td>
     1904               </tr>
     1905               <tr>
     1906                  <td class="left">411</td>
     1907                  <td class="left">Length Required</td>
     1908                  <td class="left"> <a href="#status.411" id="rfc.xref.status.411.2" title="411 Length Required">Section&nbsp;8.4.12</a>
     1909                  </td>
     1910               </tr>
     1911               <tr>
     1912                  <td class="left">412</td>
     1913                  <td class="left">Precondition Failed</td>
     1914                  <td class="left"> <a href="#status.412" id="rfc.xref.status.412.2" title="412 Precondition Failed">Section&nbsp;8.4.13</a>
     1915                  </td>
     1916               </tr>
     1917               <tr>
     1918                  <td class="left">413</td>
     1919                  <td class="left">Request Entity Too Large</td>
     1920                  <td class="left"> <a href="#status.413" id="rfc.xref.status.413.2" title="413 Request Entity Too Large">Section&nbsp;8.4.14</a>
     1921                  </td>
     1922               </tr>
     1923               <tr>
     1924                  <td class="left">414</td>
     1925                  <td class="left">URI Too Long</td>
     1926                  <td class="left"> <a href="#status.414" id="rfc.xref.status.414.2" title="414 URI Too Long">Section&nbsp;8.4.15</a>
     1927                  </td>
     1928               </tr>
     1929               <tr>
     1930                  <td class="left">415</td>
     1931                  <td class="left">Unsupported Media Type</td>
     1932                  <td class="left"> <a href="#status.415" id="rfc.xref.status.415.2" title="415 Unsupported Media Type">Section&nbsp;8.4.16</a>
     1933                  </td>
     1934               </tr>
     1935               <tr>
     1936                  <td class="left">416</td>
     1937                  <td class="left">Requested Range Not Satisfiable</td>
     1938                  <td class="left"> <a href="#status.416" id="rfc.xref.status.416.2" title="416 Requested Range Not Satisfiable">Section&nbsp;8.4.17</a>
     1939                  </td>
     1940               </tr>
     1941               <tr>
     1942                  <td class="left">417</td>
     1943                  <td class="left">Expectation Failed</td>
     1944                  <td class="left"> <a href="#status.417" id="rfc.xref.status.417.2" title="417 Expectation Failed">Section&nbsp;8.4.18</a>
     1945                  </td>
     1946               </tr>
     1947               <tr>
     1948                  <td class="left">500</td>
     1949                  <td class="left">Internal Server Error</td>
     1950                  <td class="left"> <a href="#status.500" id="rfc.xref.status.500.2" title="500 Internal Server Error">Section&nbsp;8.5.1</a>
     1951                  </td>
     1952               </tr>
     1953               <tr>
     1954                  <td class="left">501</td>
     1955                  <td class="left">Not Implemented</td>
     1956                  <td class="left"> <a href="#status.501" id="rfc.xref.status.501.2" title="501 Not Implemented">Section&nbsp;8.5.2</a>
     1957                  </td>
     1958               </tr>
     1959               <tr>
     1960                  <td class="left">502</td>
     1961                  <td class="left">Bad Gateway</td>
     1962                  <td class="left"> <a href="#status.502" id="rfc.xref.status.502.2" title="502 Bad Gateway">Section&nbsp;8.5.3</a>
     1963                  </td>
     1964               </tr>
     1965               <tr>
     1966                  <td class="left">503</td>
     1967                  <td class="left">Service Unavailable</td>
     1968                  <td class="left"> <a href="#status.503" id="rfc.xref.status.503.2" title="503 Service Unavailable">Section&nbsp;8.5.4</a>
     1969                  </td>
     1970               </tr>
     1971               <tr>
     1972                  <td class="left">504</td>
     1973                  <td class="left">Gateway Timeout</td>
     1974                  <td class="left"> <a href="#status.504" id="rfc.xref.status.504.2" title="504 Gateway Timeout">Section&nbsp;8.5.5</a>
     1975                  </td>
     1976               </tr>
     1977               <tr>
     1978                  <td class="left">505</td>
     1979                  <td class="left">HTTP Version Not Supported</td>
     1980                  <td class="left"> <a href="#status.505" id="rfc.xref.status.505.2" title="505 HTTP Version Not Supported">Section&nbsp;8.5.6</a>
    19641981                  </td>
    19651982               </tr>
    … …  
    19721989      <div id="rfc.table.3">
    19731990         <div id="iana.header.registration.table"></div>
    1974          <table summary="" class="tt full" cellpadding="3" cellspacing="0">
     1991         <table class="tt full left" cellpadding="3" cellspacing="0">
    19751992            <thead>
    19761993               <tr>
    … …  
    19832000            <tbody>
    19842001               <tr>
    1985                   <td>Allow</td>
    1986                   <td>http</td>
    1987                   <td>standard</td>
    1988                   <td> <a href="#header.allow" id="rfc.xref.header.allow.3" title="Allow">Section&nbsp;9.1</a>
    1989                   </td>
    1990                </tr>
    1991                <tr>
    1992                   <td>Expect</td>
    1993                   <td>http</td>
    1994                   <td>standard</td>
    1995                   <td> <a href="#header.expect" id="rfc.xref.header.expect.3" title="Expect">Section&nbsp;9.2</a>
    1996                   </td>
    1997                </tr>
    1998                <tr>
    1999                   <td>From</td>
    2000                   <td>http</td>
    2001                   <td>standard</td>
    2002                   <td> <a href="#header.from" id="rfc.xref.header.from.2" title="From">Section&nbsp;9.3</a>
    2003                   </td>
    2004                </tr>
    2005                <tr>
    2006                   <td>Location</td>
    2007                   <td>http</td>
    2008                   <td>standard</td>
    2009                   <td> <a href="#header.location" id="rfc.xref.header.location.3" title="Location">Section&nbsp;9.4</a>
    2010                   </td>
    2011                </tr>
    2012                <tr>
    2013                   <td>Max-Forwards</td>
    2014                   <td>http</td>
    2015                   <td>standard</td>
    2016                   <td> <a href="#header.max-forwards" id="rfc.xref.header.max-forwards.3" title="Max-Forwards">Section&nbsp;9.5</a>
    2017                   </td>
    2018                </tr>
    2019                <tr>
    2020                   <td>Referer</td>
    2021                   <td>http</td>
    2022                   <td>standard</td>
    2023                   <td> <a href="#header.referer" id="rfc.xref.header.referer.2" title="Referer">Section&nbsp;9.6</a>
    2024                   </td>
    2025                </tr>
    2026                <tr>
    2027                   <td>Retry-After</td>
    2028                   <td>http</td>
    2029                   <td>standard</td>
    2030                   <td> <a href="#header.retry-after" id="rfc.xref.header.retry-after.2" title="Retry-After">Section&nbsp;9.7</a>
    2031                   </td>
    2032                </tr>
    2033                <tr>
    2034                   <td>Server</td>
    2035                   <td>http</td>
    2036                   <td>standard</td>
    2037                   <td> <a href="#header.server" id="rfc.xref.header.server.2" title="Server">Section&nbsp;9.8</a>
    2038                   </td>
    2039                </tr>
    2040                <tr>
    2041                   <td>User-Agent</td>
    2042                   <td>http</td>
    2043                   <td>standard</td>
    2044                   <td> <a href="#header.user-agent" id="rfc.xref.header.user-agent.2" title="User-Agent">Section&nbsp;9.9</a>
     2002                  <td class="left">Allow</td>
     2003                  <td class="left">http</td>
     2004                  <td class="left">standard</td>
     2005                  <td class="left"> <a href="#header.allow" id="rfc.xref.header.allow.3" title="Allow">Section&nbsp;9.1</a>
     2006                  </td>
     2007               </tr>
     2008               <tr>
     2009                  <td class="left">Expect</td>
     2010                  <td class="left">http</td>
     2011                  <td class="left">standard</td>
     2012                  <td class="left"> <a href="#header.expect" id="rfc.xref.header.expect.3" title="Expect">Section&nbsp;9.2</a>
     2013                  </td>
     2014               </tr>
     2015               <tr>
     2016                  <td class="left">From</td>
     2017                  <td class="left">http</td>
     2018                  <td class="left">standard</td>
     2019                  <td class="left"> <a href="#header.from" id="rfc.xref.header.from.2" title="From">Section&nbsp;9.3</a>
     2020                  </td>
     2021               </tr>
     2022               <tr>
     2023                  <td class="left">Location</td>
     2024                  <td class="left">http</td>
     2025                  <td class="left">standard</td>
     2026                  <td class="left"> <a href="#header.location" id="rfc.xref.header.location.3" title="Location">Section&nbsp;9.4</a>
     2027                  </td>
     2028               </tr>
     2029               <tr>
     2030                  <td class="left">Max-Forwards</td>
     2031                  <td class="left">http</td>
     2032                  <td class="left">standard</td>
     2033                  <td class="left"> <a href="#header.max-forwards" id="rfc.xref.header.max-forwards.3" title="Max-Forwards">Section&nbsp;9.5</a>
     2034                  </td>
     2035               </tr>
     2036               <tr>
     2037                  <td class="left">Referer</td>
     2038                  <td class="left">http</td>
     2039                  <td class="left">standard</td>
     2040                  <td class="left"> <a href="#header.referer" id="rfc.xref.header.referer.2" title="Referer">Section&nbsp;9.6</a>
     2041                  </td>
     2042               </tr>
     2043               <tr>
     2044                  <td class="left">Retry-After</td>
     2045                  <td class="left">http</td>
     2046                  <td class="left">standard</td>
     2047                  <td class="left"> <a href="#header.retry-after" id="rfc.xref.header.retry-after.2" title="Retry-After">Section&nbsp;9.7</a>
     2048                  </td>
     2049               </tr>
     2050               <tr>
     2051                  <td class="left">Server</td>
     2052                  <td class="left">http</td>
     2053                  <td class="left">standard</td>
     2054                  <td class="left"> <a href="#header.server" id="rfc.xref.header.server.2" title="Server">Section&nbsp;9.8</a>
     2055                  </td>
     2056               </tr>
     2057               <tr>
     2058                  <td class="left">User-Agent</td>
     2059                  <td class="left">http</td>
     2060                  <td class="left">standard</td>
     2061                  <td class="left"> <a href="#header.user-agent" id="rfc.xref.header.user-agent.2" title="User-Agent">Section&nbsp;9.9</a>
    20452062                  </td>
    20462063               </tr>
    … …  
    21012118      <h2 id="rfc.references.1"><a href="#rfc.section.13.1" id="rfc.section.13.1">13.1</a> Normative References
    21022119      </h2>
    2103       <table summary="Normative References">               
     2120      <table>               
    21042121         <tr>
    21052122            <td class="reference"><b id="Part1">[Part1]</b></td>
    2106             <td class="top"><a title="Day Software">Fielding, R., Ed.</a>, <a title="One Laptop per Child">Gettys, J.</a>, <a title="Hewlett-Packard Company">Mogul, J.</a>, <a title="Microsoft Corporation">Frystyk, H.</a>, <a title="Adobe Systems, Incorporated">Masinter, L.</a>, <a title="Microsoft Corporation">Leach, P.</a>, <a title="World Wide Web Consortium">Berners-Lee, T.</a>, <a title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a title="greenbytes GmbH">J. F. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p1-messaging-06">HTTP/1.1, part 1: URIs, Connections, and Message Parsing</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p1-messaging-06 (work in progress), March&nbsp;2009.
     2123            <td class="top"><a href="mailto:fielding@gbiv.com" title="Day Software">Fielding, R., Ed.</a>, <a href="mailto:jg@laptop.org" title="One Laptop per Child">Gettys, J.</a>, <a href="mailto:JeffMogul@acm.org" title="Hewlett-Packard Company">Mogul, J.</a>, <a href="mailto:henrikn@microsoft.com" title="Microsoft Corporation">Frystyk, H.</a>, <a href="mailto:LMM@acm.org" title="Adobe Systems, Incorporated">Masinter, L.</a>, <a href="mailto:paulle@microsoft.com" title="Microsoft Corporation">Leach, P.</a>, <a href="mailto:timbl@w3.org" title="World Wide Web Consortium">Berners-Lee, T.</a>, <a href="mailto:ylafon@w3.org" title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a href="mailto:julian.reschke@greenbytes.de" title="greenbytes GmbH">J. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p1-messaging-06">HTTP/1.1, part 1: URIs, Connections, and Message Parsing</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p1-messaging-06 (work in progress), March&nbsp;2009.
    21072124            </td>
    21082125         </tr>
    21092126         <tr>
    21102127            <td class="reference"><b id="Part3">[Part3]</b></td>
    2111             <td class="top"><a title="Day Software">Fielding, R., Ed.</a>, <a title="One Laptop per Child">Gettys, J.</a>, <a title="Hewlett-Packard Company">Mogul, J.</a>, <a title="Microsoft Corporation">Frystyk, H.</a>, <a title="Adobe Systems, Incorporated">Masinter, L.</a>, <a title="Microsoft Corporation">Leach, P.</a>, <a title="World Wide Web Consortium">Berners-Lee, T.</a>, <a title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a title="greenbytes GmbH">J. F. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p3-payload-06">HTTP/1.1, part 3: Message Payload and Content Negotiation</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p3-payload-06 (work in progress), March&nbsp;2009.
     2128            <td class="top"><a href="mailto:fielding@gbiv.com" title="Day Software">Fielding, R., Ed.</a>, <a href="mailto:jg@laptop.org" title="One Laptop per Child">Gettys, J.</a>, <a href="mailto:JeffMogul@acm.org" title="Hewlett-Packard Company">Mogul, J.</a>, <a href="mailto:henrikn@microsoft.com" title="Microsoft Corporation">Frystyk, H.</a>, <a href="mailto:LMM@acm.org" title="Adobe Systems, Incorporated">Masinter, L.</a>, <a href="mailto:paulle@microsoft.com" title="Microsoft Corporation">Leach, P.</a>, <a href="mailto:timbl@w3.org" title="World Wide Web Consortium">Berners-Lee, T.</a>, <a href="mailto:ylafon@w3.org" title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a href="mailto:julian.reschke@greenbytes.de" title="greenbytes GmbH">J. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p3-payload-06">HTTP/1.1, part 3: Message Payload and Content Negotiation</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p3-payload-06 (work in progress), March&nbsp;2009.
    21122129            </td>
    21132130         </tr>
    21142131         <tr>
    21152132            <td class="reference"><b id="Part4">[Part4]</b></td>
    2116             <td class="top"><a title="Day Software">Fielding, R., Ed.</a>, <a title="One Laptop per Child">Gettys, J.</a>, <a title="Hewlett-Packard Company">Mogul, J.</a>, <a title="Microsoft Corporation">Frystyk, H.</a>, <a title="Adobe Systems, Incorporated">Masinter, L.</a>, <a title="Microsoft Corporation">Leach, P.</a>, <a title="World Wide Web Consortium">Berners-Lee, T.</a>, <a title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a title="greenbytes GmbH">J. F. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p4-conditional-06">HTTP/1.1, part 4: Conditional Requests</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p4-conditional-06 (work in progress), March&nbsp;2009.
     2133            <td class="top"><a href="mailto:fielding@gbiv.com" title="Day Software">Fielding, R., Ed.</a>, <a href="mailto:jg@laptop.org" title="One Laptop per Child">Gettys, J.</a>, <a href="mailto:JeffMogul@acm.org" title="Hewlett-Packard Company">Mogul, J.</a>, <a href="mailto:henrikn@microsoft.com" title="Microsoft Corporation">Frystyk, H.</a>, <a href="mailto:LMM@acm.org" title="Adobe Systems, Incorporated">Masinter, L.</a>, <a href="mailto:paulle@microsoft.com" title="Microsoft Corporation">Leach, P.</a>, <a href="mailto:timbl@w3.org" title="World Wide Web Consortium">Berners-Lee, T.</a>, <a href="mailto:ylafon@w3.org" title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a href="mailto:julian.reschke@greenbytes.de" title="greenbytes GmbH">J. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p4-conditional-06">HTTP/1.1, part 4: Conditional Requests</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p4-conditional-06 (work in progress), March&nbsp;2009.
    21172134            </td>
    21182135         </tr>
    21192136         <tr>
    21202137            <td class="reference"><b id="Part5">[Part5]</b></td>
    2121             <td class="top"><a title="Day Software">Fielding, R., Ed.</a>, <a title="One Laptop per Child">Gettys, J.</a>, <a title="Hewlett-Packard Company">Mogul, J.</a>, <a title="Microsoft Corporation">Frystyk, H.</a>, <a title="Adobe Systems, Incorporated">Masinter, L.</a>, <a title="Microsoft Corporation">Leach, P.</a>, <a title="World Wide Web Consortium">Berners-Lee, T.</a>, <a title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a title="greenbytes GmbH">J. F. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p5-range-06">HTTP/1.1, part 5: Range Requests and Partial Responses</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p5-range-06 (work in progress), March&nbsp;2009.
     2138            <td class="top"><a href="mailto:fielding@gbiv.com" title="Day Software">Fielding, R., Ed.</a>, <a href="mailto:jg@laptop.org" title="One Laptop per Child">Gettys, J.</a>, <a href="mailto:JeffMogul@acm.org" title="Hewlett-Packard Company">Mogul, J.</a>, <a href="mailto:henrikn@microsoft.com" title="Microsoft Corporation">Frystyk, H.</a>, <a href="mailto:LMM@acm.org" title="Adobe Systems, Incorporated">Masinter, L.</a>, <a href="mailto:paulle@microsoft.com" title="Microsoft Corporation">Leach, P.</a>, <a href="mailto:timbl@w3.org" title="World Wide Web Consortium">Berners-Lee, T.</a>, <a href="mailto:ylafon@w3.org" title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a href="mailto:julian.reschke@greenbytes.de" title="greenbytes GmbH">J. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p5-range-06">HTTP/1.1, part 5: Range Requests and Partial Responses</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p5-range-06 (work in progress), March&nbsp;2009.
    21222139            </td>
    21232140         </tr>
    21242141         <tr>
    21252142            <td class="reference"><b id="Part6">[Part6]</b></td>
    2126             <td class="top"><a title="Day Software">Fielding, R., Ed.</a>, <a title="One Laptop per Child">Gettys, J.</a>, <a title="Hewlett-Packard Company">Mogul, J.</a>, <a title="Microsoft Corporation">Frystyk, H.</a>, <a title="Adobe Systems, Incorporated">Masinter, L.</a>, <a title="Microsoft Corporation">Leach, P.</a>, <a title="World Wide Web Consortium">Berners-Lee, T.</a>, <a title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a title="greenbytes GmbH">J. F. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p6-cache-06">HTTP/1.1, part 6: Caching</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p6-cache-06 (work in progress), March&nbsp;2009.
     2143            <td class="top"><a href="mailto:fielding@gbiv.com" title="Day Software">Fielding, R., Ed.</a>, <a href="mailto:jg@laptop.org" title="One Laptop per Child">Gettys, J.</a>, <a href="mailto:JeffMogul@acm.org" title="Hewlett-Packard Company">Mogul, J.</a>, <a href="mailto:henrikn@microsoft.com" title="Microsoft Corporation">Frystyk, H.</a>, <a href="mailto:LMM@acm.org" title="Adobe Systems, Incorporated">Masinter, L.</a>, <a href="mailto:paulle@microsoft.com" title="Microsoft Corporation">Leach, P.</a>, <a href="mailto:timbl@w3.org" title="World Wide Web Consortium">Berners-Lee, T.</a>, <a href="mailto:ylafon@w3.org" title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a href="mailto:julian.reschke@greenbytes.de" title="greenbytes GmbH">J. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p6-cache-06">HTTP/1.1, part 6: Caching</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p6-cache-06 (work in progress), March&nbsp;2009.
    21272144            </td>
    21282145         </tr>
    21292146         <tr>
    21302147            <td class="reference"><b id="Part7">[Part7]</b></td>
    2131             <td class="top"><a title="Day Software">Fielding, R., Ed.</a>, <a title="One Laptop per Child">Gettys, J.</a>, <a title="Hewlett-Packard Company">Mogul, J.</a>, <a title="Microsoft Corporation">Frystyk, H.</a>, <a title="Adobe Systems, Incorporated">Masinter, L.</a>, <a title="Microsoft Corporation">Leach, P.</a>, <a title="World Wide Web Consortium">Berners-Lee, T.</a>, <a title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a title="greenbytes GmbH">J. F. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p7-auth-06">HTTP/1.1, part 7: Authentication</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p7-auth-06 (work in progress), March&nbsp;2009.
     2148            <td class="top"><a href="mailto:fielding@gbiv.com" title="Day Software">Fielding, R., Ed.</a>, <a href="mailto:jg@laptop.org" title="One Laptop per Child">Gettys, J.</a>, <a href="mailto:JeffMogul@acm.org" title="Hewlett-Packard Company">Mogul, J.</a>, <a href="mailto:henrikn@microsoft.com" title="Microsoft Corporation">Frystyk, H.</a>, <a href="mailto:LMM@acm.org" title="Adobe Systems, Incorporated">Masinter, L.</a>, <a href="mailto:paulle@microsoft.com" title="Microsoft Corporation">Leach, P.</a>, <a href="mailto:timbl@w3.org" title="World Wide Web Consortium">Berners-Lee, T.</a>, <a href="mailto:ylafon@w3.org" title="World Wide Web Consortium">Lafon, Y., Ed.</a>, and <a href="mailto:julian.reschke@greenbytes.de" title="greenbytes GmbH">J. Reschke, Ed.</a>, “<a href="http://tools.ietf.org/html/draft-ietf-httpbis-p7-auth-06">HTTP/1.1, part 7: Authentication</a>”, Internet-Draft&nbsp;draft-ietf-httpbis-p7-auth-06 (work in progress), March&nbsp;2009.
    21322149            </td>
    21332150         </tr>
    21342151         <tr>
    21352152            <td class="reference"><b id="RFC2119">[RFC2119]</b></td>
    2136             <td class="top"><a title="Harvard University">Bradner, S.</a>, “<a href="http://tools.ietf.org/html/rfc2119">Key words for use in RFCs to Indicate Requirement Levels</a>”, BCP&nbsp;14, RFC&nbsp;2119, March&nbsp;1997.
     2153            <td class="top"><a href="mailto:sob@harvard.edu" title="Harvard University">Bradner, S.</a>, “<a href="http://tools.ietf.org/html/rfc2119">Key words for use in RFCs to Indicate Requirement Levels</a>”, BCP&nbsp;14, RFC&nbsp;2119, March&nbsp;1997.
    21372154            </td>
    21382155         </tr>
    21392156         <tr>
    21402157            <td class="reference"><b id="RFC5234">[RFC5234]</b></td>
    2141             <td class="top"><a title="Brandenburg InternetWorking">Crocker, D., Ed.</a> and <a title="THUS plc.">P. Overell</a>, “<a href="http://tools.ietf.org/html/rfc5234">Augmented BNF for Syntax Specifications: ABNF</a>”, STD&nbsp;68, RFC&nbsp;5234, January&nbsp;2008.
     2158            <td class="top"><a href="mailto:dcrocker@bbiw.net" title="Brandenburg InternetWorking">Crocker, D., Ed.</a> and <a href="mailto:paul.overell@thus.net" title="THUS plc.">P. Overell</a>, “<a href="http://tools.ietf.org/html/rfc5234">Augmented BNF for Syntax Specifications: ABNF</a>”, STD&nbsp;68, RFC&nbsp;5234, January&nbsp;2008.
    21422159            </td>
    21432160         </tr>
    … …  
    21452162      <h2 id="rfc.references.2"><a href="#rfc.section.13.2" id="rfc.section.13.2">13.2</a> Informative References
    21462163      </h2>
    2147       <table summary="Informative References">             
     2164      <table>             
    21482165         <tr>
    21492166            <td class="reference"><b id="RFC1945">[RFC1945]</b></td>
    2150             <td class="top"><a title="MIT, Laboratory for Computer Science">Berners-Lee, T.</a>, <a title="University of California, Irvine, Department of Information and Computer Science">Fielding, R.T.</a>, and <a title="W3 Consortium, MIT Laboratory for Computer Science">H.F. Nielsen</a>, “<a href="http://tools.ietf.org/html/rfc1945">Hypertext Transfer Protocol -- HTTP/1.0</a>”, RFC&nbsp;1945, May&nbsp;1996.
     2167            <td class="top"><a href="mailto:timbl@w3.org" title="MIT, Laboratory for Computer Science">Berners-Lee, T.</a>, <a href="mailto:fielding@ics.uci.edu" title="University of California, Irvine, Department of Information and Computer Science">Fielding, R.</a>, and <a href="mailto:frystyk@w3.org" title="W3 Consortium, MIT Laboratory for Computer Science">H. Nielsen</a>, “<a href="http://tools.ietf.org/html/rfc1945">Hypertext Transfer Protocol -- HTTP/1.0</a>”, RFC&nbsp;1945, May&nbsp;1996.
    21512168            </td>
    21522169         </tr>
    21532170         <tr>
    21542171            <td class="reference"><b id="RFC2068">[RFC2068]</b></td>
    2155             <td class="top"><a title="University of California, Irvine, Department of Information and Computer Science">Fielding, R.</a>, <a title="MIT Laboratory for Computer Science">Gettys, J.</a>, <a title="Digital Equipment Corporation, Western Research Laboratory">Mogul, J.</a>, <a title="MIT Laboratory for Computer Science">Nielsen, H.</a>, and <a title="MIT Laboratory for Computer Science">T. Berners-Lee</a>, “<a href="http://tools.ietf.org/html/rfc2068">Hypertext Transfer Protocol -- HTTP/1.1</a>”, RFC&nbsp;2068, January&nbsp;1997.
     2172            <td class="top"><a href="mailto:fielding@ics.uci.edu" title="University of California, Irvine, Department of Information and Computer Science">Fielding, R.</a>, <a href="mailto:jg@w3.org" title="MIT Laboratory for Computer Science">Gettys, J.</a>, <a href="mailto:mogul@wrl.dec.com" title="Digital Equipment Corporation, Western Research Laboratory">Mogul, J.</a>, <a href="mailto:frystyk@w3.org" title="MIT Laboratory for Computer Science">Nielsen, H.</a>, and <a href="mailto:timbl@w3.org" title="MIT Laboratory for Computer Science">T. Berners-Lee</a>, “<a href="http://tools.ietf.org/html/rfc2068">Hypertext Transfer Protocol -- HTTP/1.1</a>”, RFC&nbsp;2068, January&nbsp;1997.
    21562173            </td>
    21572174         </tr>
    21582175         <tr>
    21592176            <td class="reference"><b id="RFC2616">[RFC2616]</b></td>
    2160             <td class="top"><a title="University of California, Irvine">Fielding, R.</a>, <a title="W3C">Gettys, J.</a>, <a title="Compaq Computer Corporation">Mogul, J.</a>, <a title="MIT Laboratory for Computer Science">Frystyk, H.</a>, <a title="Xerox Corporation">Masinter, L.</a>, <a title="Microsoft Corporation">Leach, P.</a>, and <a title="W3C">T. Berners-Lee</a>, “<a href="http://tools.ietf.org/html/rfc2616">Hypertext Transfer Protocol -- HTTP/1.1</a>”, RFC&nbsp;2616, June&nbsp;1999.
     2177            <td class="top"><a href="mailto:fielding@ics.uci.edu" title="University of California, Irvine">Fielding, R.</a>, <a href="mailto:jg@w3.org" title="W3C">Gettys, J.</a>, <a href="mailto:mogul@wrl.dec.com" title="Compaq Computer Corporation">Mogul, J.</a>, <a href="mailto:frystyk@w3.org" title="MIT Laboratory for Computer Science">Frystyk, H.</a>, <a href="mailto:masinter@parc.xerox.com" title="Xerox Corporation">Masinter, L.</a>, <a href="mailto:paulle@microsoft.com" title="Microsoft Corporation">Leach, P.</a>, and <a href="mailto:timbl@w3.org" title="W3C">T. Berners-Lee</a>, “<a href="http://tools.ietf.org/html/rfc2616">Hypertext Transfer Protocol -- HTTP/1.1</a>”, RFC&nbsp;2616, June&nbsp;1999.
    21612178            </td>
    21622179         </tr>
    21632180         <tr>
    21642181            <td class="reference"><b id="RFC2817">[RFC2817]</b></td>
    2165             <td class="top"><a title="4K Associates / UC Irvine">Khare, R.</a> and <a title="Agranat Systems, Inc.">S. Lawrence</a>, “<a href="http://tools.ietf.org/html/rfc2817">Upgrading to TLS Within HTTP/1.1</a>”, RFC&nbsp;2817, May&nbsp;2000.
     2182            <td class="top"><a href="mailto:rohit@4K-associates.com" title="4K Associates / UC Irvine">Khare, R.</a> and <a href="mailto:lawrence@agranat.com" title="Agranat Systems, Inc.">S. Lawrence</a>, “<a href="http://tools.ietf.org/html/rfc2817">Upgrading to TLS Within HTTP/1.1</a>”, RFC&nbsp;2817, May&nbsp;2000.
    21662183            </td>
    21672184         </tr>
    21682185         <tr>
    21692186            <td class="reference"><b id="RFC3864">[RFC3864]</b></td>
    2170             <td class="top"><a title="Nine by Nine">Klyne, G.</a>, <a title="BEA Systems">Nottingham, M.</a>, and <a title="HP Labs">J. Mogul</a>, “<a href="http://tools.ietf.org/html/rfc3864">Registration Procedures for Message Header Fields</a>”, BCP&nbsp;90, RFC&nbsp;3864, September&nbsp;2004.
     2187            <td class="top"><a href="mailto:GK-IETF@ninebynine.org" title="Nine by Nine">Klyne, G.</a>, <a href="mailto:mnot@pobox.com" title="BEA Systems">Nottingham, M.</a>, and <a href="mailto:JeffMogul@acm.org" title="HP Labs">J. Mogul</a>, “<a href="http://tools.ietf.org/html/rfc3864">Registration Procedures for Message Header Fields</a>”, BCP&nbsp;90, RFC&nbsp;3864, September&nbsp;2004.
    21712188            </td>
    21722189         </tr>
    21732190         <tr>
    21742191            <td class="reference"><b id="RFC5226">[RFC5226]</b></td>
    2175             <td class="top"><a title="IBM">Narten, T.</a> and <a title="Google">H. Alvestrand</a>, “<a href="http://tools.ietf.org/html/rfc5226">Guidelines for Writing an IANA Considerations Section in RFCs</a>”, BCP&nbsp;26, RFC&nbsp;5226, May&nbsp;2008.
     2192            <td class="top"><a href="mailto:narten@us.ibm.com" title="IBM">Narten, T.</a> and <a href="mailto:Harald@Alvestrand.no" title="Google">H. Alvestrand</a>, “<a href="http://tools.ietf.org/html/rfc5226">Guidelines for Writing an IANA Considerations Section in RFCs</a>”, BCP&nbsp;26, RFC&nbsp;5226, May&nbsp;2008.
    21762193            </td>
    21772194         </tr>
    … …  
    21822199         </tr>
    21832200      </table>
    2184       <h1 id="rfc.authors"><a href="#rfc.authors">Authors' Addresses</a></h1>
    2185       <address class="vcard"><span class="vcardline"><span class="fn">Roy T. Fielding</span>
    2186             (editor)
    2187             <span class="n hidden"><span class="family-name">Fielding</span><span class="given-name">Roy T.</span></span></span><span class="org vcardline">Day Software</span><span class="adr"><span class="street-address vcardline">23 Corporate Plaza DR, Suite 280</span><span class="vcardline"><span class="locality">Newport Beach</span>, <span class="region">CA</span>&nbsp;<span class="postal-code">92660</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline tel">Phone: <a href="tel:+1-949-706-5300"><span class="value">+1-949-706-5300</span></a></span><span class="vcardline tel"><span class="type">Fax</span>: <a href="fax:+1-949-706-5305"><span class="value">+1-949-706-5305</span></a></span><span class="vcardline">EMail: <a><span class="email">fielding@gbiv.com</span></a></span><span class="vcardline">URI: <a href="http://roy.gbiv.com/" class="url">http://roy.gbiv.com/</a></span></address>
    2188       <address class="vcard"><span class="vcardline"><span class="fn">Jim Gettys</span><span class="n hidden"><span class="family-name">Gettys</span><span class="given-name">Jim</span></span></span><span class="org vcardline">One Laptop per Child</span><span class="adr"><span class="street-address vcardline">21 Oak Knoll Road</span><span class="vcardline"><span class="locality">Carlisle</span>, <span class="region">MA</span>&nbsp;<span class="postal-code">01741</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a><span class="email">jg@laptop.org</span></a></span><span class="vcardline">URI: <a href="http://www.laptop.org/" class="url">http://www.laptop.org/</a></span></address>
    2189       <address class="vcard"><span class="vcardline"><span class="fn">Jeffrey C. Mogul</span><span class="n hidden"><span class="family-name">Mogul</span><span class="given-name">Jeffrey C.</span></span></span><span class="org vcardline">Hewlett-Packard Company</span><span class="adr"><span class="street-address vcardline">HP Labs, Large Scale Systems Group</span><span class="street-address vcardline">1501 Page Mill Road, MS 1177</span><span class="vcardline"><span class="locality">Palo Alto</span>, <span class="region">CA</span>&nbsp;<span class="postal-code">94304</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a><span class="email">JeffMogul@acm.org</span></a></span></address>
    2190       <address class="vcard"><span class="vcardline"><span class="fn">Henrik Frystyk Nielsen</span><span class="n hidden"><span class="family-name">Frystyk</span></span></span><span class="org vcardline">Microsoft Corporation</span><span class="adr"><span class="street-address vcardline">1 Microsoft Way</span><span class="vcardline"><span class="locality">Redmond</span>, <span class="region">WA</span>&nbsp;<span class="postal-code">98052</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a><span class="email">henrikn@microsoft.com</span></a></span></address>
    2191       <address class="vcard"><span class="vcardline"><span class="fn">Larry Masinter</span><span class="n hidden"><span class="family-name">Masinter</span><span class="given-name">Larry</span></span></span><span class="org vcardline">Adobe Systems, Incorporated</span><span class="adr"><span class="street-address vcardline">345 Park Ave</span><span class="vcardline"><span class="locality">San Jose</span>, <span class="region">CA</span>&nbsp;<span class="postal-code">95110</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a><span class="email">LMM@acm.org</span></a></span><span class="vcardline">URI: <a href="http://larry.masinter.net/" class="url">http://larry.masinter.net/</a></span></address>
    2192       <address class="vcard"><span class="vcardline"><span class="fn">Paul J. Leach</span><span class="n hidden"><span class="family-name">Leach</span><span class="given-name">Paul J.</span></span></span><span class="org vcardline">Microsoft Corporation</span><span class="adr"><span class="street-address vcardline">1 Microsoft Way</span><span class="vcardline"><span class="locality">Redmond</span>, <span class="region">WA</span>&nbsp;<span class="postal-code">98052</span></span></span><span class="vcardline">EMail: <a><span class="email">paulle@microsoft.com</span></a></span></address>
    2193       <address class="vcard"><span class="vcardline"><span class="fn">Tim Berners-Lee</span><span class="n hidden"><span class="family-name">Berners-Lee</span><span class="given-name">Tim</span></span></span><span class="org vcardline">World Wide Web Consortium</span><span class="adr"><span class="street-address vcardline">MIT Computer Science and Artificial Intelligence Laboratory</span><span class="street-address vcardline">The Stata Center, Building 32</span><span class="street-address vcardline">32 Vassar Street</span><span class="vcardline"><span class="locality">Cambridge</span>, <span class="region">MA</span>&nbsp;<span class="postal-code">02139</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a><span class="email">timbl@w3.org</span></a></span><span class="vcardline">URI: <a href="http://www.w3.org/People/Berners-Lee/" class="url">http://www.w3.org/People/Berners-Lee/</a></span></address>
    2194       <address class="vcard"><span class="vcardline"><span class="fn">Yves Lafon</span>
    2195             (editor)
    2196             <span class="n hidden"><span class="family-name">Lafon</span><span class="given-name">Yves</span></span></span><span class="org vcardline">World Wide Web Consortium</span><span class="adr"><span class="street-address vcardline">W3C / ERCIM</span><span class="street-address vcardline">2004, rte des Lucioles</span><span class="vcardline"><span class="locality">Sophia-Antipolis</span>, <span class="region">AM</span>&nbsp;<span class="postal-code">06902</span></span><span class="country-name vcardline">France</span></span><span class="vcardline">EMail: <a><span class="email">ylafon@w3.org</span></a></span><span class="vcardline">URI: <a href="http://www.raubacapeu.net/people/yves/" class="url">http://www.raubacapeu.net/people/yves/</a></span></address>
    2197       <address class="vcard"><span class="vcardline"><span class="fn">Julian F. Reschke</span>
    2198             (editor)
    2199             <span class="n hidden"><span class="family-name">Reschke</span><span class="given-name">Julian F.</span></span></span><span class="org vcardline">greenbytes GmbH</span><span class="adr"><span class="street-address vcardline">Hafenweg 16</span><span class="vcardline"><span class="locality">Muenster</span>, <span class="region">NW</span>&nbsp;<span class="postal-code">48155</span></span><span class="country-name vcardline">Germany</span></span><span class="vcardline tel">Phone: <a href="tel:+492512807760"><span class="value">+49 251 2807760</span></a></span><span class="vcardline tel"><span class="type">Fax</span>: <a href="fax:+492512807761"><span class="value">+49 251 2807761</span></a></span><span class="vcardline">EMail: <a><span class="email">julian.reschke@greenbytes.de</span></a></span><span class="vcardline">URI: <a href="http://greenbytes.de/tech/webdav/" class="url">http://greenbytes.de/tech/webdav/</a></span></address>
    2200       <h1 id="rfc.section.A"><a href="#rfc.section.A">A.</a>&nbsp;<a id="compatibility" href="#compatibility">Compatibility with Previous Versions</a></h1>
     2201      <div class="avoidbreak">
     2202         <h1 id="rfc.authors"><a href="#rfc.authors">Authors' Addresses</a></h1>
     2203         <address class="vcard"><span class="vcardline"><span class="fn">Roy T. Fielding</span>
     2204               (editor)
     2205               <span class="n hidden"><span class="family-name">Fielding</span><span class="given-name">Roy T.</span></span></span><span class="org vcardline">Day Software</span><span class="adr"><span class="street-address vcardline">23 Corporate Plaza DR, Suite 280</span><span class="vcardline"><span class="locality">Newport Beach</span>, <span class="region">CA</span>&nbsp;<span class="postal-code">92660</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline tel">Phone: <a href="tel:+1-949-706-5300"><span class="value">+1-949-706-5300</span></a></span><span class="vcardline tel"><span class="type">Fax</span>: <a href="fax:+1-949-706-5305"><span class="value">+1-949-706-5305</span></a></span><span class="vcardline">EMail: <a href="mailto:fielding@gbiv.com"><span class="email">fielding@gbiv.com</span></a></span><span class="vcardline">URI: <a href="http://roy.gbiv.com/" class="url">http://roy.gbiv.com/</a></span></address>
     2206         <address class="vcard"><span class="vcardline"><span class="fn">Jim Gettys</span><span class="n hidden"><span class="family-name">Gettys</span><span class="given-name">Jim</span></span></span><span class="org vcardline">One Laptop per Child</span><span class="adr"><span class="street-address vcardline">21 Oak Knoll Road</span><span class="vcardline"><span class="locality">Carlisle</span>, <span class="region">MA</span>&nbsp;<span class="postal-code">01741</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a href="mailto:jg@laptop.org"><span class="email">jg@laptop.org</span></a></span><span class="vcardline">URI: <a href="http://www.laptop.org/" class="url">http://www.laptop.org/</a></span></address>
     2207         <address class="vcard"><span class="vcardline"><span class="fn">Jeffrey C. Mogul</span><span class="n hidden"><span class="family-name">Mogul</span><span class="given-name">Jeffrey C.</span></span></span><span class="org vcardline">Hewlett-Packard Company</span><span class="adr"><span class="street-address vcardline">HP Labs, Large Scale Systems Group</span><span class="street-address vcardline">1501 Page Mill Road, MS 1177</span><span class="vcardline"><span class="locality">Palo Alto</span>, <span class="region">CA</span>&nbsp;<span class="postal-code">94304</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a href="mailto:JeffMogul@acm.org"><span class="email">JeffMogul@acm.org</span></a></span></address>
     2208         <address class="vcard"><span class="vcardline"><span class="fn">Henrik Frystyk Nielsen</span><span class="n hidden"><span class="family-name">Frystyk</span></span></span><span class="org vcardline">Microsoft Corporation</span><span class="adr"><span class="street-address vcardline">1 Microsoft Way</span><span class="vcardline"><span class="locality">Redmond</span>, <span class="region">WA</span>&nbsp;<span class="postal-code">98052</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a href="mailto:henrikn@microsoft.com"><span class="email">henrikn@microsoft.com</span></a></span></address>
     2209         <address class="vcard"><span class="vcardline"><span class="fn">Larry Masinter</span><span class="n hidden"><span class="family-name">Masinter</span><span class="given-name">Larry</span></span></span><span class="org vcardline">Adobe Systems, Incorporated</span><span class="adr"><span class="street-address vcardline">345 Park Ave</span><span class="vcardline"><span class="locality">San Jose</span>, <span class="region">CA</span>&nbsp;<span class="postal-code">95110</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a href="mailto:LMM@acm.org"><span class="email">LMM@acm.org</span></a></span><span class="vcardline">URI: <a href="http://larry.masinter.net/" class="url">http://larry.masinter.net/</a></span></address>
     2210         <address class="vcard"><span class="vcardline"><span class="fn">Paul J. Leach</span><span class="n hidden"><span class="family-name">Leach</span><span class="given-name">Paul J.</span></span></span><span class="org vcardline">Microsoft Corporation</span><span class="adr"><span class="street-address vcardline">1 Microsoft Way</span><span class="vcardline"><span class="locality">Redmond</span>, <span class="region">WA</span>&nbsp;<span class="postal-code">98052</span></span></span><span class="vcardline">EMail: <a href="mailto:paulle@microsoft.com"><span class="email">paulle@microsoft.com</span></a></span></address>
     2211         <address class="vcard"><span class="vcardline"><span class="fn">Tim Berners-Lee</span><span class="n hidden"><span class="family-name">Berners-Lee</span><span class="given-name">Tim</span></span></span><span class="org vcardline">World Wide Web Consortium</span><span class="adr"><span class="street-address vcardline">MIT Computer Science and Artificial Intelligence Laboratory</span><span class="street-address vcardline">The Stata Center, Building 32</span><span class="street-address vcardline">32 Vassar Street</span><span class="vcardline"><span class="locality">Cambridge</span>, <span class="region">MA</span>&nbsp;<span class="postal-code">02139</span></span><span class="country-name vcardline">USA</span></span><span class="vcardline">EMail: <a href="mailto:timbl@w3.org"><span class="email">timbl@w3.org</span></a></span><span class="vcardline">URI: <a href="http://www.w3.org/People/Berners-Lee/" class="url">http://www.w3.org/People/Berners-Lee/</a></span></address>
     2212         <address class="vcard"><span class="vcardline"><span class="fn">Yves Lafon</span>
     2213               (editor)
     2214               <span class="n hidden"><span class="family-name">Lafon</span><span class="given-name">Yves</span></span></span><span class="org vcardline">World Wide Web Consortium</span><span class="adr"><span class="street-address vcardline">W3C / ERCIM</span><span class="street-address vcardline">2004, rte des Lucioles</span><span class="vcardline"><span class="locality">Sophia-Antipolis</span>, <span class="region">AM</span>&nbsp;<span class="postal-code">06902</span></span><span class="country-name vcardline">France</span></span><span class="vcardline">EMail: <a href="mailto:ylafon@w3.org"><span class="email">ylafon@w3.org</span></a></span><span class="vcardline">URI: <a href="http://www.raubacapeu.net/people/yves/" class="url">http://www.raubacapeu.net/people/yves/</a></span></address>
     2215         <address class="vcard"><span class="vcardline"><span class="fn">Julian F. Reschke</span>
     2216               (editor)
     2217               <span class="n hidden"><span class="family-name">Reschke</span><span class="given-name">Julian F.</span></span></span><span class="org vcardline">greenbytes GmbH</span><span class="adr"><span class="street-address vcardline">Hafenweg 16</span><span class="vcardline"><span class="locality">Muenster</span>, <span class="region">NW</span>&nbsp;<span class="postal-code">48155</span></span><span class="country-name vcardline">Germany</span></span><span class="vcardline tel">Phone: <a href="tel:+492512807760"><span class="value">+49 251 2807760</span></a></span><span class="vcardline tel"><span class="type">Fax</span>: <a href="fax:+492512807761"><span class="value">+49 251 2807761</span></a></span><span class="vcardline">EMail: <a href="mailto:julian.reschke@greenbytes.de"><span class="email">julian.reschke@greenbytes.de</span></a></span><span class="vcardline">URI: <a href="http://greenbytes.de/tech/webdav/" class="url">http://greenbytes.de/tech/webdav/</a></span></address>
     2218      </div>
     2219      <h1 id="rfc.section.A" class="np"><a href="#rfc.section.A">A.</a>&nbsp;<a id="compatibility" href="#compatibility">Compatibility with Previous Versions</a></h1>
    22012220      <h2 id="rfc.section.A.1"><a href="#rfc.section.A.1">A.1</a>&nbsp;<a id="changes.from.rfc.2068" href="#changes.from.rfc.2068">Changes from RFC 2068</a></h2>
    22022221      <p id="rfc.section.A.1.p.1">Clarified which error code should be used for inbound server failures (e.g. DNS failures). (<a href="#status.504" id="rfc.xref.status.504.3" title="504 Gateway Timeout">Section&nbsp;8.5.5</a>).
    … …  
    24802499      <div class="print2col">
    24812500         <ul class="ind">
    2482             <li class="indline0"><a id="rfc.index.1" href="#rfc.index.1"><b>1</b></a><ul class="ind">
    2483                   <li class="indline1">100 Continue (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.100.1">4</a>, <a class="iref" href="#rfc.iref.25"><b>8.1.1</b></a>, <a class="iref" href="#rfc.xref.status.100.2">10.2</a></li>
    2484                   <li class="indline1">101 Switching Protocols (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.101.1">4</a>, <a class="iref" href="#rfc.iref.26"><b>8.1.2</b></a>, <a class="iref" href="#rfc.xref.status.101.2">10.2</a></li>
     2501            <li><a id="rfc.index.1" href="#rfc.index.1"><b>1</b></a><ul>
     2502                  <li>100 Continue (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.100.1">4</a>, <a href="#rfc.iref.25"><b>8.1.1</b></a>, <a href="#rfc.xref.status.100.2">10.2</a></li>
     2503                  <li>101 Switching Protocols (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.101.1">4</a>, <a href="#rfc.iref.26"><b>8.1.2</b></a>, <a href="#rfc.xref.status.101.2">10.2</a></li>
    24852504               </ul>
    24862505            </li>
    2487             <li class="indline0"><a id="rfc.index.2" href="#rfc.index.2"><b>2</b></a><ul class="ind">
    2488                   <li class="indline1">200 OK (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.200.1">4</a>, <a class="iref" href="#rfc.iref.27"><b>8.2.1</b></a>, <a class="iref" href="#rfc.xref.status.200.2">10.2</a></li>
    2489                   <li class="indline1">201 Created (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.201.1">4</a>, <a class="iref" href="#rfc.iref.28"><b>8.2.2</b></a>, <a class="iref" href="#rfc.xref.status.201.2">10.2</a>, <a class="iref" href="#rfc.xref.status.201.3">A.1</a></li>
    2490                   <li class="indline1">202 Accepted (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.202.1">4</a>, <a class="iref" href="#rfc.iref.29"><b>8.2.3</b></a>, <a class="iref" href="#rfc.xref.status.202.2">10.2</a></li>
    2491                   <li class="indline1">203 Non-Authoritative Information (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.203.1">4</a>, <a class="iref" href="#rfc.iref.30"><b>8.2.4</b></a>, <a class="iref" href="#rfc.xref.status.203.2">10.2</a></li>
    2492                   <li class="indline1">204 No Content (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.204.1">4</a>, <a class="iref" href="#rfc.iref.31"><b>8.2.5</b></a>, <a class="iref" href="#rfc.xref.status.204.2">10.2</a></li>
    2493                   <li class="indline1">205 Reset Content (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.205.1">4</a>, <a class="iref" href="#rfc.iref.32"><b>8.2.6</b></a>, <a class="iref" href="#rfc.xref.status.205.2">10.2</a></li>
    2494                   <li class="indline1">206 Partial Content (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.206.1">4</a>, <a class="iref" href="#rfc.iref.33"><b>8.2.7</b></a>, <a class="iref" href="#rfc.xref.status.206.2">10.2</a></li>
     2506            <li><a id="rfc.index.2" href="#rfc.index.2"><b>2</b></a><ul>
     2507                  <li>200 OK (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.200.1">4</a>, <a href="#rfc.iref.27"><b>8.2.1</b></a>, <a href="#rfc.xref.status.200.2">10.2</a></li>
     2508                  <li>201 Created (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.201.1">4</a>, <a href="#rfc.iref.28"><b>8.2.2</b></a>, <a href="#rfc.xref.status.201.2">10.2</a>, <a href="#rfc.xref.status.201.3">A.1</a></li>
     2509                  <li>202 Accepted (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.202.1">4</a>, <a href="#rfc.iref.29"><b>8.2.3</b></a>, <a href="#rfc.xref.status.202.2">10.2</a></li>
     2510                  <li>203 Non-Authoritative Information (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.203.1">4</a>, <a href="#rfc.iref.30"><b>8.2.4</b></a>, <a href="#rfc.xref.status.203.2">10.2</a></li>
     2511                  <li>204 No Content (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.204.1">4</a>, <a href="#rfc.iref.31"><b>8.2.5</b></a>, <a href="#rfc.xref.status.204.2">10.2</a></li>
     2512                  <li>205 Reset Content (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.205.1">4</a>, <a href="#rfc.iref.32"><b>8.2.6</b></a>, <a href="#rfc.xref.status.205.2">10.2</a></li>
     2513                  <li>206 Partial Content (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.206.1">4</a>, <a href="#rfc.iref.33"><b>8.2.7</b></a>, <a href="#rfc.xref.status.206.2">10.2</a></li>
    24952514               </ul>
    24962515            </li>
    2497             <li class="indline0"><a id="rfc.index.3" href="#rfc.index.3"><b>3</b></a><ul class="ind">
    2498                   <li class="indline1">300 Multiple Choices (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.300.1">4</a>, <a class="iref" href="#rfc.iref.34"><b>8.3.1</b></a>, <a class="iref" href="#rfc.xref.status.300.2">10.2</a></li>
    2499                   <li class="indline1">301 Moved Permanently (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.301.1">4</a>, <a class="iref" href="#rfc.iref.35"><b>8.3.2</b></a>, <a class="iref" href="#rfc.xref.status.301.2">10.2</a>, <a class="iref" href="#rfc.xref.status.301.3">A.2</a></li>
    2500                   <li class="indline1">302 Found (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.302.1">4</a>, <a class="iref" href="#rfc.iref.36"><b>8.3.3</b></a>, <a class="iref" href="#rfc.xref.status.302.2">10.2</a>, <a class="iref" href="#rfc.xref.status.302.3">A.2</a></li>
    2501                   <li class="indline1">303 See Other (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.303.1">4</a>, <a class="iref" href="#rfc.iref.37"><b>8.3.4</b></a>, <a class="iref" href="#rfc.xref.status.303.2">10.2</a></li>
    2502                   <li class="indline1">304 Not Modified (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.304.1">4</a>, <a class="iref" href="#rfc.iref.38"><b>8.3.5</b></a>, <a class="iref" href="#rfc.xref.status.304.2">10.2</a></li>
    2503                   <li class="indline1">305 Use Proxy (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.305.1">4</a>, <a class="iref" href="#rfc.iref.39"><b>8.3.6</b></a>, <a class="iref" href="#rfc.xref.status.305.2">10.2</a>, <a class="iref" href="#rfc.xref.status.305.3">A.2</a></li>
    2504                   <li class="indline1">306 (Unused) (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.iref.40"><b>8.3.7</b></a>, <a class="iref" href="#rfc.xref.status.306.1">10.2</a></li>
    2505                   <li class="indline1">307 Temporary Redirect (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.307.1">4</a>, <a class="iref" href="#rfc.iref.41"><b>8.3.8</b></a>, <a class="iref" href="#rfc.xref.status.307.2">10.2</a>, <a class="iref" href="#rfc.xref.status.307.3">A.2</a></li>
     2516            <li><a id="rfc.index.3" href="#rfc.index.3"><b>3</b></a><ul>
     2517                  <li>300 Multiple Choices (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.300.1">4</a>, <a href="#rfc.iref.34"><b>8.3.1</b></a>, <a href="#rfc.xref.status.300.2">10.2</a></li>
     2518                  <li>301 Moved Permanently (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.301.1">4</a>, <a href="#rfc.iref.35"><b>8.3.2</b></a>, <a href="#rfc.xref.status.301.2">10.2</a>, <a href="#rfc.xref.status.301.3">A.2</a></li>
     2519                  <li>302 Found (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.302.1">4</a>, <a href="#rfc.iref.36"><b>8.3.3</b></a>, <a href="#rfc.xref.status.302.2">10.2</a>, <a href="#rfc.xref.status.302.3">A.2</a></li>
     2520                  <li>303 See Other (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.303.1">4</a>, <a href="#rfc.iref.37"><b>8.3.4</b></a>, <a href="#rfc.xref.status.303.2">10.2</a></li>
     2521                  <li>304 Not Modified (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.304.1">4</a>, <a href="#rfc.iref.38"><b>8.3.5</b></a>, <a href="#rfc.xref.status.304.2">10.2</a></li>
     2522                  <li>305 Use Proxy (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.305.1">4</a>, <a href="#rfc.iref.39"><b>8.3.6</b></a>, <a href="#rfc.xref.status.305.2">10.2</a>, <a href="#rfc.xref.status.305.3">A.2</a></li>
     2523                  <li>306 (Unused) (status code)&nbsp;&nbsp;<a href="#rfc.iref.40"><b>8.3.7</b></a>, <a href="#rfc.xref.status.306.1">10.2</a></li>
     2524                  <li>307 Temporary Redirect (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.307.1">4</a>, <a href="#rfc.iref.41"><b>8.3.8</b></a>, <a href="#rfc.xref.status.307.2">10.2</a>, <a href="#rfc.xref.status.307.3">A.2</a></li>
    25062525               </ul>
    25072526            </li>
    2508             <li class="indline0"><a id="rfc.index.4" href="#rfc.index.4"><b>4</b></a><ul class="ind">
    2509                   <li class="indline1">400 Bad Request (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.400.1">4</a>, <a class="iref" href="#rfc.iref.42"><b>8.4.1</b></a>, <a class="iref" href="#rfc.xref.status.400.2">10.2</a></li>
    2510                   <li class="indline1">401 Unauthorized (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.401.1">4</a>, <a class="iref" href="#rfc.iref.43"><b>8.4.2</b></a>, <a class="iref" href="#rfc.xref.status.401.2">10.2</a></li>
    2511                   <li class="indline1">402 Payment Required (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.402.1">4</a>, <a class="iref" href="#rfc.iref.44"><b>8.4.3</b></a>, <a class="iref" href="#rfc.xref.status.402.2">10.2</a></li>
    2512                   <li class="indline1">403 Forbidden (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.403.1">4</a>, <a class="iref" href="#rfc.iref.45"><b>8.4.4</b></a>, <a class="iref" href="#rfc.xref.status.403.2">10.2</a>, <a class="iref" href="#rfc.xref.status.403.3">A.1</a></li>
    2513                   <li class="indline1">404 Not Found (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.404.1">4</a>, <a class="iref" href="#rfc.iref.46"><b>8.4.5</b></a>, <a class="iref" href="#rfc.xref.status.404.2">10.2</a>, <a class="iref" href="#rfc.xref.status.404.3">A.1</a></li>
    2514                   <li class="indline1">405 Method Not Allowed (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.405.1">4</a>, <a class="iref" href="#rfc.iref.47"><b>8.4.6</b></a>, <a class="iref" href="#rfc.xref.status.405.2">10.2</a></li>
    2515                   <li class="indline1">406 Not Acceptable (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.406.1">4</a>, <a class="iref" href="#rfc.iref.48"><b>8.4.7</b></a>, <a class="iref" href="#rfc.xref.status.406.2">10.2</a></li>
    2516                   <li class="indline1">407 Proxy Authentication Required (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.407.1">4</a>, <a class="iref" href="#rfc.iref.49"><b>8.4.8</b></a>, <a class="iref" href="#rfc.xref.status.407.2">10.2</a></li>
    2517                   <li class="indline1">408 Request Timeout (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.408.1">4</a>, <a class="iref" href="#rfc.iref.50"><b>8.4.9</b></a>, <a class="iref" href="#rfc.xref.status.408.2">10.2</a></li>
    2518                   <li class="indline1">409 Conflict (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.409.1">4</a>, <a class="iref" href="#rfc.iref.51"><b>8.4.10</b></a>, <a class="iref" href="#rfc.xref.status.409.2">10.2</a></li>
    2519                   <li class="indline1">410 Gone (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.410.1">4</a>, <a class="iref" href="#rfc.iref.52"><b>8.4.11</b></a>, <a class="iref" href="#rfc.xref.status.410.2">10.2</a>, <a class="iref" href="#rfc.xref.status.410.3">A.1</a></li>
    2520                   <li class="indline1">411 Length Required (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.411.1">4</a>, <a class="iref" href="#rfc.iref.53"><b>8.4.12</b></a>, <a class="iref" href="#rfc.xref.status.411.2">10.2</a></li>
    2521                   <li class="indline1">412 Precondition Failed (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.412.1">4</a>, <a class="iref" href="#rfc.iref.54"><b>8.4.13</b></a>, <a class="iref" href="#rfc.xref.status.412.2">10.2</a></li>
    2522                   <li class="indline1">413 Request Entity Too Large (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.413.1">4</a>, <a class="iref" href="#rfc.iref.55"><b>8.4.14</b></a>, <a class="iref" href="#rfc.xref.status.413.2">10.2</a></li>
    2523                   <li class="indline1">414 URI Too Long (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.414.1">4</a>, <a class="iref" href="#rfc.iref.56"><b>8.4.15</b></a>, <a class="iref" href="#rfc.xref.status.414.2">10.2</a></li>
    2524                   <li class="indline1">415 Unsupported Media Type (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.415.1">4</a>, <a class="iref" href="#rfc.iref.57"><b>8.4.16</b></a>, <a class="iref" href="#rfc.xref.status.415.2">10.2</a></li>
    2525                   <li class="indline1">416 Requested Range Not Satisfiable (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.416.1">4</a>, <a class="iref" href="#rfc.iref.58"><b>8.4.17</b></a>, <a class="iref" href="#rfc.xref.status.416.2">10.2</a></li>
    2526                   <li class="indline1">417 Expectation Failed (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.417.1">4</a>, <a class="iref" href="#rfc.iref.59"><b>8.4.18</b></a>, <a class="iref" href="#rfc.xref.status.417.2">10.2</a></li>
     2527            <li><a id="rfc.index.4" href="#rfc.index.4"><b>4</b></a><ul>
     2528                  <li>400 Bad Request (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.400.1">4</a>, <a href="#rfc.iref.42"><b>8.4.1</b></a>, <a href="#rfc.xref.status.400.2">10.2</a></li>
     2529                  <li>401 Unauthorized (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.401.1">4</a>, <a href="#rfc.iref.43"><b>8.4.2</b></a>, <a href="#rfc.xref.status.401.2">10.2</a></li>
     2530                  <li>402 Payment Required (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.402.1">4</a>, <a href="#rfc.iref.44"><b>8.4.3</b></a>, <a href="#rfc.xref.status.402.2">10.2</a></li>
     2531                  <li>403 Forbidden (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.403.1">4</a>, <a href="#rfc.iref.45"><b>8.4.4</b></a>, <a href="#rfc.xref.status.403.2">10.2</a>, <a href="#rfc.xref.status.403.3">A.1</a></li>
     2532                  <li>404 Not Found (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.404.1">4</a>, <a href="#rfc.iref.46"><b>8.4.5</b></a>, <a href="#rfc.xref.status.404.2">10.2</a>, <a href="#rfc.xref.status.404.3">A.1</a></li>
     2533                  <li>405 Method Not Allowed (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.405.1">4</a>, <a href="#rfc.iref.47"><b>8.4.6</b></a>, <a href="#rfc.xref.status.405.2">10.2</a></li>
     2534                  <li>406 Not Acceptable (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.406.1">4</a>, <a href="#rfc.iref.48"><b>8.4.7</b></a>, <a href="#rfc.xref.status.406.2">10.2</a></li>
     2535                  <li>407 Proxy Authentication Required (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.407.1">4</a>, <a href="#rfc.iref.49"><b>8.4.8</b></a>, <a href="#rfc.xref.status.407.2">10.2</a></li>
     2536                  <li>408 Request Timeout (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.408.1">4</a>, <a href="#rfc.iref.50"><b>8.4.9</b></a>, <a href="#rfc.xref.status.408.2">10.2</a></li>
     2537                  <li>409 Conflict (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.409.1">4</a>, <a href="#rfc.iref.51"><b>8.4.10</b></a>, <a href="#rfc.xref.status.409.2">10.2</a></li>
     2538                  <li>410 Gone (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.410.1">4</a>, <a href="#rfc.iref.52"><b>8.4.11</b></a>, <a href="#rfc.xref.status.410.2">10.2</a>, <a href="#rfc.xref.status.410.3">A.1</a></li>
     2539                  <li>411 Length Required (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.411.1">4</a>, <a href="#rfc.iref.53"><b>8.4.12</b></a>, <a href="#rfc.xref.status.411.2">10.2</a></li>
     2540                  <li>412 Precondition Failed (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.412.1">4</a>, <a href="#rfc.iref.54"><b>8.4.13</b></a>, <a href="#rfc.xref.status.412.2">10.2</a></li>
     2541                  <li>413 Request Entity Too Large (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.413.1">4</a>, <a href="#rfc.iref.55"><b>8.4.14</b></a>, <a href="#rfc.xref.status.413.2">10.2</a></li>
     2542                  <li>414 URI Too Long (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.414.1">4</a>, <a href="#rfc.iref.56"><b>8.4.15</b></a>, <a href="#rfc.xref.status.414.2">10.2</a></li>
     2543                  <li>415 Unsupported Media Type (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.415.1">4</a>, <a href="#rfc.iref.57"><b>8.4.16</b></a>, <a href="#rfc.xref.status.415.2">10.2</a></li>
     2544                  <li>416 Requested Range Not Satisfiable (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.416.1">4</a>, <a href="#rfc.iref.58"><b>8.4.17</b></a>, <a href="#rfc.xref.status.416.2">10.2</a></li>
     2545                  <li>417 Expectation Failed (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.417.1">4</a>, <a href="#rfc.iref.59"><b>8.4.18</b></a>, <a href="#rfc.xref.status.417.2">10.2</a></li>
    25272546               </ul>
    25282547            </li>
    2529             <li class="indline0"><a id="rfc.index.5" href="#rfc.index.5"><b>5</b></a><ul class="ind">
    2530                   <li class="indline1">500 Internal Server Error (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.500.1">4</a>, <a class="iref" href="#rfc.iref.60"><b>8.5.1</b></a>, <a class="iref" href="#rfc.xref.status.500.2">10.2</a></li>
    2531                   <li class="indline1">501 Not Implemented (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.501.1">4</a>, <a class="iref" href="#rfc.iref.61"><b>8.5.2</b></a>, <a class="iref" href="#rfc.xref.status.501.2">10.2</a></li>
    2532                   <li class="indline1">502 Bad Gateway (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.502.1">4</a>, <a class="iref" href="#rfc.iref.62"><b>8.5.3</b></a>, <a class="iref" href="#rfc.xref.status.502.2">10.2</a></li>
    2533                   <li class="indline1">503 Service Unavailable (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.503.1">4</a>, <a class="iref" href="#rfc.iref.63"><b>8.5.4</b></a>, <a class="iref" href="#rfc.xref.status.503.2">10.2</a></li>
    2534                   <li class="indline1">504 Gateway Timeout (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.504.1">4</a>, <a class="iref" href="#rfc.iref.64"><b>8.5.5</b></a>, <a class="iref" href="#rfc.xref.status.504.2">10.2</a>, <a class="iref" href="#rfc.xref.status.504.3">A.1</a></li>
    2535                   <li class="indline1">505 HTTP Version Not Supported (status code)&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.505.1">4</a>, <a class="iref" href="#rfc.iref.65"><b>8.5.6</b></a>, <a class="iref" href="#rfc.xref.status.505.2">10.2</a></li>
     2548            <li><a id="rfc.index.5" href="#rfc.index.5"><b>5</b></a><ul>
     2549                  <li>500 Internal Server Error (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.500.1">4</a>, <a href="#rfc.iref.60"><b>8.5.1</b></a>, <a href="#rfc.xref.status.500.2">10.2</a></li>
     2550                  <li>501 Not Implemented (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.501.1">4</a>, <a href="#rfc.iref.61"><b>8.5.2</b></a>, <a href="#rfc.xref.status.501.2">10.2</a></li>
     2551                  <li>502 Bad Gateway (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.502.1">4</a>, <a href="#rfc.iref.62"><b>8.5.3</b></a>, <a href="#rfc.xref.status.502.2">10.2</a></li>
     2552                  <li>503 Service Unavailable (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.503.1">4</a>, <a href="#rfc.iref.63"><b>8.5.4</b></a>, <a href="#rfc.xref.status.503.2">10.2</a></li>
     2553                  <li>504 Gateway Timeout (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.504.1">4</a>, <a href="#rfc.iref.64"><b>8.5.5</b></a>, <a href="#rfc.xref.status.504.2">10.2</a>, <a href="#rfc.xref.status.504.3">A.1</a></li>
     2554                  <li>505 HTTP Version Not Supported (status code)&nbsp;&nbsp;<a href="#rfc.xref.status.505.1">4</a>, <a href="#rfc.iref.65"><b>8.5.6</b></a>, <a href="#rfc.xref.status.505.2">10.2</a></li>
    25362555               </ul>
    25372556            </li>
    2538             <li class="indline0"><a id="rfc.index.A" href="#rfc.index.A"><b>A</b></a><ul class="ind">
    2539                   <li class="indline1">Allow header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.allow.1">2</a>, <a class="iref" href="#rfc.xref.header.allow.2">5</a>, <a class="iref" href="#rfc.iref.a.1"><b>9.1</b></a>, <a class="iref" href="#rfc.xref.header.allow.3">10.3</a>, <a class="iref" href="#rfc.xref.header.allow.4">A.2</a></li>
     2557            <li><a id="rfc.index.A" href="#rfc.index.A"><b>A</b></a><ul>
     2558                  <li>Allow header&nbsp;&nbsp;<a href="#rfc.xref.header.allow.1">2</a>, <a href="#rfc.xref.header.allow.2">5</a>, <a href="#rfc.iref.a.1"><b>9.1</b></a>, <a href="#rfc.xref.header.allow.3">10.3</a>, <a href="#rfc.xref.header.allow.4">A.2</a></li>
    25402559               </ul>
    25412560            </li>
    2542             <li class="indline0"><a id="rfc.index.C" href="#rfc.index.C"><b>C</b></a><ul class="ind">
    2543                   <li class="indline1">CONNECT method&nbsp;&nbsp;<a class="iref" href="#rfc.xref.CONNECT.1">2</a>, <a class="iref" href="#rfc.iref.c.1"><b>7.9</b></a>, <a class="iref" href="#rfc.xref.CONNECT.2">10.1</a></li>
     2561            <li><a id="rfc.index.C" href="#rfc.index.C"><b>C</b></a><ul>
     2562                  <li>CONNECT method&nbsp;&nbsp;<a href="#rfc.xref.CONNECT.1">2</a>, <a href="#rfc.iref.c.1"><b>7.9</b></a>, <a href="#rfc.xref.CONNECT.2">10.1</a></li>
    25442563               </ul>
    25452564            </li>
    2546             <li class="indline0"><a id="rfc.index.D" href="#rfc.index.D"><b>D</b></a><ul class="ind">
    2547                   <li class="indline1">DELETE method&nbsp;&nbsp;<a class="iref" href="#rfc.xref.DELETE.1">2</a>, <a class="iref" href="#rfc.iref.d.1"><b>7.7</b></a>, <a class="iref" href="#rfc.xref.DELETE.2">10.1</a></li>
     2565            <li><a id="rfc.index.D" href="#rfc.index.D"><b>D</b></a><ul>
     2566                  <li>DELETE method&nbsp;&nbsp;<a href="#rfc.xref.DELETE.1">2</a>, <a href="#rfc.iref.d.1"><b>7.7</b></a>, <a href="#rfc.xref.DELETE.2">10.1</a></li>
    25482567               </ul>
    25492568            </li>
    2550             <li class="indline0"><a id="rfc.index.E" href="#rfc.index.E"><b>E</b></a><ul class="ind">
    2551                   <li class="indline1">Expect header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.expect.1">3</a>, <a class="iref" href="#rfc.xref.header.expect.2">8.4.18</a>, <a class="iref" href="#rfc.iref.e.1"><b>9.2</b></a>, <a class="iref" href="#rfc.xref.header.expect.3">10.3</a></li>
     2569            <li><a id="rfc.index.E" href="#rfc.index.E"><b>E</b></a><ul>
     2570                  <li>Expect header&nbsp;&nbsp;<a href="#rfc.xref.header.expect.1">3</a>, <a href="#rfc.xref.header.expect.2">8.4.18</a>, <a href="#rfc.iref.e.1"><b>9.2</b></a>, <a href="#rfc.xref.header.expect.3">10.3</a></li>
    25522571               </ul>
    25532572            </li>
    2554             <li class="indline0"><a id="rfc.index.F" href="#rfc.index.F"><b>F</b></a><ul class="ind">
    2555                   <li class="indline1">From header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.from.1">3</a>, <a class="iref" href="#rfc.iref.f.1"><b>9.3</b></a>, <a class="iref" href="#rfc.xref.header.from.2">10.3</a></li>
     2573            <li><a id="rfc.index.F" href="#rfc.index.F"><b>F</b></a><ul>
     2574                  <li>From header&nbsp;&nbsp;<a href="#rfc.xref.header.from.1">3</a>, <a href="#rfc.iref.f.1"><b>9.3</b></a>, <a href="#rfc.xref.header.from.2">10.3</a></li>
    25562575               </ul>
    25572576            </li>
    2558             <li class="indline0"><a id="rfc.index.G" href="#rfc.index.G"><b>G</b></a><ul class="ind">
    2559                   <li class="indline1">GET method&nbsp;&nbsp;<a class="iref" href="#rfc.xref.GET.1">2</a>, <a class="iref" href="#rfc.iref.g.8"><b>7.3</b></a>, <a class="iref" href="#rfc.xref.GET.2">10.1</a></li>
    2560                   <li class="indline1"><tt>Grammar</tt>&nbsp;&nbsp;
    2561                      <ul class="ind">
    2562                         <li class="indline1"><tt>Allow</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.9"><b>9.1</b></a></li>
    2563                         <li class="indline1"><tt>Allow-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.10"><b>9.1</b></a></li>
    2564                         <li class="indline1"><tt>delta-seconds</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.26"><b>9.7</b></a></li>
    2565                         <li class="indline1"><tt>Expect</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.11"><b>9.2</b></a></li>
    2566                         <li class="indline1"><tt>expect-params</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.15"><b>9.2</b></a></li>
    2567                         <li class="indline1"><tt>Expect-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.12"><b>9.2</b></a></li>
    2568                         <li class="indline1"><tt>expectation</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.13"><b>9.2</b></a></li>
    2569                         <li class="indline1"><tt>expectation-extension</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.14"><b>9.2</b></a></li>
    2570                         <li class="indline1"><tt>extension-code</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.5"><b>4</b></a></li>
    2571                         <li class="indline1"><tt>extension-method</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.2"><b>2</b></a></li>
    2572                         <li class="indline1"><tt>From</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.16"><b>9.3</b></a></li>
    2573                         <li class="indline1"><tt>From-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.17"><b>9.3</b></a></li>
    2574                         <li class="indline1"><tt>Location</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.18"><b>9.4</b></a></li>
    2575                         <li class="indline1"><tt>Location-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.19"><b>9.4</b></a></li>
    2576                         <li class="indline1"><tt>Max-Forwards</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.20"><b>9.5</b></a></li>
    2577                         <li class="indline1"><tt>Max-Forwards-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.21"><b>9.5</b></a></li>
    2578                         <li class="indline1"><tt>Method</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.1"><b>2</b></a></li>
    2579                         <li class="indline1"><tt>Reason-Phrase</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.6"><b>4</b></a></li>
    2580                         <li class="indline1"><tt>Referer</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.22"><b>9.6</b></a></li>
    2581                         <li class="indline1"><tt>Referer-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.23"><b>9.6</b></a></li>
    2582                         <li class="indline1"><tt>request-header</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.3"><b>3</b></a></li>
    2583                         <li class="indline1"><tt>response-header</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.7"><b>5</b></a></li>
    2584                         <li class="indline1"><tt>Retry-After</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.24"><b>9.7</b></a></li>
    2585                         <li class="indline1"><tt>Retry-After-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.25"><b>9.7</b></a></li>
    2586                         <li class="indline1"><tt>Server</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.27"><b>9.8</b></a></li>
    2587                         <li class="indline1"><tt>Server-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.28"><b>9.8</b></a></li>
    2588                         <li class="indline1"><tt>Status-Code</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.4"><b>4</b></a></li>
    2589                         <li class="indline1"><tt>User-Agent</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.29"><b>9.9</b></a></li>
    2590                         <li class="indline1"><tt>User-Agent-v</tt>&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.30"><b>9.9</b></a></li>
     2577            <li><a id="rfc.index.G" href="#rfc.index.G"><b>G</b></a><ul>
     2578                  <li>GET method&nbsp;&nbsp;<a href="#rfc.xref.GET.1">2</a>, <a href="#rfc.iref.g.8"><b>7.3</b></a>, <a href="#rfc.xref.GET.2">10.1</a></li>
     2579                  <li><tt>Grammar</tt>&nbsp;&nbsp;
     2580                     <ul>
     2581                        <li><tt>Allow</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.9"><b>9.1</b></a></li>
     2582                        <li><tt>Allow-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.10"><b>9.1</b></a></li>
     2583                        <li><tt>delta-seconds</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.26"><b>9.7</b></a></li>
     2584                        <li><tt>Expect</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.11"><b>9.2</b></a></li>
     2585                        <li><tt>expect-params</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.15"><b>9.2</b></a></li>
     2586                        <li><tt>Expect-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.12"><b>9.2</b></a></li>
     2587                        <li><tt>expectation</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.13"><b>9.2</b></a></li>
     2588                        <li><tt>expectation-extension</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.14"><b>9.2</b></a></li>
     2589                        <li><tt>extension-code</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.5"><b>4</b></a></li>
     2590                        <li><tt>extension-method</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.2"><b>2</b></a></li>
     2591                        <li><tt>From</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.16"><b>9.3</b></a></li>
     2592                        <li><tt>From-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.17"><b>9.3</b></a></li>
     2593                        <li><tt>Location</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.18"><b>9.4</b></a></li>
     2594                        <li><tt>Location-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.19"><b>9.4</b></a></li>
     2595                        <li><tt>Max-Forwards</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.20"><b>9.5</b></a></li>
     2596                        <li><tt>Max-Forwards-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.21"><b>9.5</b></a></li>
     2597                        <li><tt>Method</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.1"><b>2</b></a></li>
     2598                        <li><tt>Reason-Phrase</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.6"><b>4</b></a></li>
     2599                        <li><tt>Referer</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.22"><b>9.6</b></a></li>
     2600                        <li><tt>Referer-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.23"><b>9.6</b></a></li>
     2601                        <li><tt>request-header</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.3"><b>3</b></a></li>
     2602                        <li><tt>response-header</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.7"><b>5</b></a></li>
     2603                        <li><tt>Retry-After</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.24"><b>9.7</b></a></li>
     2604                        <li><tt>Retry-After-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.25"><b>9.7</b></a></li>
     2605                        <li><tt>Server</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.27"><b>9.8</b></a></li>
     2606                        <li><tt>Server-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.28"><b>9.8</b></a></li>
     2607                        <li><tt>Status-Code</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.4"><b>4</b></a></li>
     2608                        <li><tt>User-Agent</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.29"><b>9.9</b></a></li>
     2609                        <li><tt>User-Agent-v</tt>&nbsp;&nbsp;<a href="#rfc.iref.g.30"><b>9.9</b></a></li>
    25912610                     </ul>
    25922611                  </li>
    25932612               </ul>
    25942613            </li>
    2595             <li class="indline0"><a id="rfc.index.H" href="#rfc.index.H"><b>H</b></a><ul class="ind">
    2596                   <li class="indline1">HEAD method&nbsp;&nbsp;<a class="iref" href="#rfc.xref.HEAD.1">2</a>, <a class="iref" href="#rfc.iref.h.1"><b>7.4</b></a>, <a class="iref" href="#rfc.xref.HEAD.2">10.1</a></li>
    2597                   <li class="indline1">Headers&nbsp;&nbsp;
    2598                      <ul class="ind">
    2599                         <li class="indline1">Allow&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.allow.1">2</a>, <a class="iref" href="#rfc.xref.header.allow.2">5</a>, <a class="iref" href="#rfc.iref.h.2"><b>9.1</b></a>, <a class="iref" href="#rfc.xref.header.allow.3">10.3</a>, <a class="iref" href="#rfc.xref.header.allow.4">A.2</a></li>
    2600                         <li class="indline1">Expect&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.expect.1">3</a>, <a class="iref" href="#rfc.xref.header.expect.2">8.4.18</a>, <a class="iref" href="#rfc.iref.h.3"><b>9.2</b></a>, <a class="iref" href="#rfc.xref.header.expect.3">10.3</a></li>
    2601                         <li class="indline1">From&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.from.1">3</a>, <a class="iref" href="#rfc.iref.h.4"><b>9.3</b></a>, <a class="iref" href="#rfc.xref.header.from.2">10.3</a></li>
    2602                         <li class="indline1">Location&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.location.1">5</a>, <a class="iref" href="#rfc.xref.header.location.2">7.5</a>, <a class="iref" href="#rfc.iref.h.5"><b>9.4</b></a>, <a class="iref" href="#rfc.xref.header.location.3">10.3</a>, <a class="iref" href="#rfc.xref.header.location.4">A.2</a></li>
    2603                         <li class="indline1">Max-Forwards&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.max-forwards.1">3</a>, <a class="iref" href="#rfc.xref.header.max-forwards.2">7.8</a>, <a class="iref" href="#rfc.iref.h.6"><b>9.5</b></a>, <a class="iref" href="#rfc.xref.header.max-forwards.3">10.3</a></li>
    2604                         <li class="indline1">Referer&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.referer.1">3</a>, <a class="iref" href="#rfc.iref.h.7"><b>9.6</b></a>, <a class="iref" href="#rfc.xref.header.referer.2">10.3</a></li>
    2605                         <li class="indline1">Retry-After&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.retry-after.1">5</a>, <a class="iref" href="#rfc.iref.h.8"><b>9.7</b></a>, <a class="iref" href="#rfc.xref.header.retry-after.2">10.3</a></li>
    2606                         <li class="indline1">Server&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.server.1">5</a>, <a class="iref" href="#rfc.iref.h.9"><b>9.8</b></a>, <a class="iref" href="#rfc.xref.header.server.2">10.3</a>, <a class="iref" href="#rfc.xref.header.server.3">11.1</a>, <a class="iref" href="#rfc.xref.header.server.4">A.2</a></li>
    2607                         <li class="indline1">User-Agent&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.user-agent.1">3</a>, <a class="iref" href="#rfc.iref.h.10"><b>9.9</b></a>, <a class="iref" href="#rfc.xref.header.user-agent.2">10.3</a>, <a class="iref" href="#rfc.xref.header.user-agent.3">11.1</a></li>
     2614            <li><a id="rfc.index.H" href="#rfc.index.H"><b>H</b></a><ul>
     2615                  <li>HEAD method&nbsp;&nbsp;<a href="#rfc.xref.HEAD.1">2</a>, <a href="#rfc.iref.h.1"><b>7.4</b></a>, <a href="#rfc.xref.HEAD.2">10.1</a></li>
     2616                  <li>Headers&nbsp;&nbsp;
     2617                     <ul>
     2618                        <li>Allow&nbsp;&nbsp;<a href="#rfc.xref.header.allow.1">2</a>, <a href="#rfc.xref.header.allow.2">5</a>, <a href="#rfc.iref.h.2"><b>9.1</b></a>, <a href="#rfc.xref.header.allow.3">10.3</a>, <a href="#rfc.xref.header.allow.4">A.2</a></li>
     2619                        <li>Expect&nbsp;&nbsp;<a href="#rfc.xref.header.expect.1">3</a>, <a href="#rfc.xref.header.expect.2">8.4.18</a>, <a href="#rfc.iref.h.3"><b>9.2</b></a>, <a href="#rfc.xref.header.expect.3">10.3</a></li>
     2620                        <li>From&nbsp;&nbsp;<a href="#rfc.xref.header.from.1">3</a>, <a href="#rfc.iref.h.4"><b>9.3</b></a>, <a href="#rfc.xref.header.from.2">10.3</a></li>
     2621                        <li>Location&nbsp;&nbsp;<a href="#rfc.xref.header.location.1">5</a>, <a href="#rfc.xref.header.location.2">7.5</a>, <a href="#rfc.iref.h.5"><b>9.4</b></a>, <a href="#rfc.xref.header.location.3">10.3</a>, <a href="#rfc.xref.header.location.4">A.2</a></li>
     2622                        <li>Max-Forwards&nbsp;&nbsp;<a href="#rfc.xref.header.max-forwards.1">3</a>, <a href="#rfc.xref.header.max-forwards.2">7.8</a>, <a href="#rfc.iref.h.6"><b>9.5</b></a>, <a href="#rfc.xref.header.max-forwards.3">10.3</a></li>
     2623                        <li>Referer&nbsp;&nbsp;<a href="#rfc.xref.header.referer.1">3</a>, <a href="#rfc.iref.h.7"><b>9.6</b></a>, <a href="#rfc.xref.header.referer.2">10.3</a></li>
     2624                        <li>Retry-After&nbsp;&nbsp;<a href="#rfc.xref.header.retry-after.1">5</a>, <a href="#rfc.iref.h.8"><b>9.7</b></a>, <a href="#rfc.xref.header.retry-after.2">10.3</a></li>
     2625                        <li>Server&nbsp;&nbsp;<a href="#rfc.xref.header.server.1">5</a>, <a href="#rfc.iref.h.9"><b>9.8</b></a>, <a href="#rfc.xref.header.server.2">10.3</a>, <a href="#rfc.xref.header.server.3">11.1</a>, <a href="#rfc.xref.header.server.4">A.2</a></li>
     2626                        <li>User-Agent&nbsp;&nbsp;<a href="#rfc.xref.header.user-agent.1">3</a>, <a href="#rfc.iref.h.10"><b>9.9</b></a>, <a href="#rfc.xref.header.user-agent.2">10.3</a>, <a href="#rfc.xref.header.user-agent.3">11.1</a></li>
    26082627                     </ul>
    26092628                  </li>
    26102629               </ul>
    26112630            </li>
    2612             <li class="indline0"><a id="rfc.index.I" href="#rfc.index.I"><b>I</b></a><ul class="ind">
    2613                   <li class="indline1">Idempotent Methods&nbsp;&nbsp;<a class="iref" href="#rfc.iref.i.1"><b>7.1.2</b></a></li>
     2631            <li><a id="rfc.index.I" href="#rfc.index.I"><b>I</b></a><ul>
     2632                  <li>Idempotent Methods&nbsp;&nbsp;<a href="#rfc.iref.i.1"><b>7.1.2</b></a></li>
    26142633               </ul>
    26152634            </li>
    2616             <li class="indline0"><a id="rfc.index.L" href="#rfc.index.L"><b>L</b></a><ul class="ind">
    2617                   <li class="indline1">LINK method&nbsp;&nbsp;<a class="iref" href="#rfc.iref.l.2"><b>A.1</b></a></li>
    2618                   <li class="indline1">Location header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.location.1">5</a>, <a class="iref" href="#rfc.xref.header.location.2">7.5</a>, <a class="iref" href="#rfc.iref.l.1"><b>9.4</b></a>, <a class="iref" href="#rfc.xref.header.location.3">10.3</a>, <a class="iref" href="#rfc.xref.header.location.4">A.2</a></li>
     2635            <li><a id="rfc.index.L" href="#rfc.index.L"><b>L</b></a><ul>
     2636                  <li>LINK method&nbsp;&nbsp;<a href="#rfc.iref.l.2"><b>A.1</b></a></li>
     2637                  <li>Location header&nbsp;&nbsp;<a href="#rfc.xref.header.location.1">5</a>, <a href="#rfc.xref.header.location.2">7.5</a>, <a href="#rfc.iref.l.1"><b>9.4</b></a>, <a href="#rfc.xref.header.location.3">10.3</a>, <a href="#rfc.xref.header.location.4">A.2</a></li>
    26192638               </ul>
    26202639            </li>
    2621             <li class="indline0"><a id="rfc.index.M" href="#rfc.index.M"><b>M</b></a><ul class="ind">
    2622                   <li class="indline1">Max-Forwards header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.max-forwards.1">3</a>, <a class="iref" href="#rfc.xref.header.max-forwards.2">7.8</a>, <a class="iref" href="#rfc.iref.m.9"><b>9.5</b></a>, <a class="iref" href="#rfc.xref.header.max-forwards.3">10.3</a></li>
    2623                   <li class="indline1">Methods&nbsp;&nbsp;
    2624                      <ul class="ind">
    2625                         <li class="indline1">CONNECT&nbsp;&nbsp;<a class="iref" href="#rfc.xref.CONNECT.1">2</a>, <a class="iref" href="#rfc.iref.m.8"><b>7.9</b></a>, <a class="iref" href="#rfc.xref.CONNECT.2">10.1</a></li>
    2626                         <li class="indline1">DELETE&nbsp;&nbsp;<a class="iref" href="#rfc.xref.DELETE.1">2</a>, <a class="iref" href="#rfc.iref.m.6"><b>7.7</b></a>, <a class="iref" href="#rfc.xref.DELETE.2">10.1</a></li>
    2627                         <li class="indline1">GET&nbsp;&nbsp;<a class="iref" href="#rfc.xref.GET.1">2</a>, <a class="iref" href="#rfc.iref.m.2"><b>7.3</b></a>, <a class="iref" href="#rfc.xref.GET.2">10.1</a></li>
    2628                         <li class="indline1">HEAD&nbsp;&nbsp;<a class="iref" href="#rfc.xref.HEAD.1">2</a>, <a class="iref" href="#rfc.iref.m.3"><b>7.4</b></a>, <a class="iref" href="#rfc.xref.HEAD.2">10.1</a></li>
    2629                         <li class="indline1">LINK&nbsp;&nbsp;<a class="iref" href="#rfc.iref.m.11"><b>A.1</b></a></li>
    2630                         <li class="indline1">OPTIONS&nbsp;&nbsp;<a class="iref" href="#rfc.xref.OPTIONS.1">2</a>, <a class="iref" href="#rfc.iref.m.1"><b>7.2</b></a>, <a class="iref" href="#rfc.xref.OPTIONS.2">9.5</a>, <a class="iref" href="#rfc.xref.OPTIONS.3">10.1</a></li>
    2631                         <li class="indline1">PATCH&nbsp;&nbsp;<a class="iref" href="#rfc.iref.m.10"><b>A.1</b></a></li>
    2632                         <li class="indline1">POST&nbsp;&nbsp;<a class="iref" href="#rfc.xref.POST.1">2</a>, <a class="iref" href="#rfc.iref.m.4"><b>7.5</b></a>, <a class="iref" href="#rfc.xref.POST.2">10.1</a>, <a class="iref" href="#rfc.xref.POST.3">A.2</a></li>
    2633                         <li class="indline1">PUT&nbsp;&nbsp;<a class="iref" href="#rfc.xref.PUT.1">2</a>, <a class="iref" href="#rfc.iref.m.5"><b>7.6</b></a>, <a class="iref" href="#rfc.xref.PUT.2">10.1</a></li>
    2634                         <li class="indline1">TRACE&nbsp;&nbsp;<a class="iref" href="#rfc.xref.TRACE.1">2</a>, <a class="iref" href="#rfc.iref.m.7"><b>7.8</b></a>, <a class="iref" href="#rfc.xref.TRACE.2">9.5</a>, <a class="iref" href="#rfc.xref.TRACE.3">10.1</a></li>
    2635                         <li class="indline1">UNLINK&nbsp;&nbsp;<a class="iref" href="#rfc.iref.m.12"><b>A.1</b></a></li>
     2640            <li><a id="rfc.index.M" href="#rfc.index.M"><b>M</b></a><ul>
     2641                  <li>Max-Forwards header&nbsp;&nbsp;<a href="#rfc.xref.header.max-forwards.1">3</a>, <a href="#rfc.xref.header.max-forwards.2">7.8</a>, <a href="#rfc.iref.m.9"><b>9.5</b></a>, <a href="#rfc.xref.header.max-forwards.3">10.3</a></li>
     2642                  <li>Methods&nbsp;&nbsp;
     2643                     <ul>
     2644                        <li>CONNECT&nbsp;&nbsp;<a href="#rfc.xref.CONNECT.1">2</a>, <a href="#rfc.iref.m.8"><b>7.9</b></a>, <a href="#rfc.xref.CONNECT.2">10.1</a></li>
     2645                        <li>DELETE&nbsp;&nbsp;<a href="#rfc.xref.DELETE.1">2</a>, <a href="#rfc.iref.m.6"><b>7.7</b></a>, <a href="#rfc.xref.DELETE.2">10.1</a></li>
     2646                        <li>GET&nbsp;&nbsp;<a href="#rfc.xref.GET.1">2</a>, <a href="#rfc.iref.m.2"><b>7.3</b></a>, <a href="#rfc.xref.GET.2">10.1</a></li>
     2647                        <li>HEAD&nbsp;&nbsp;<a href="#rfc.xref.HEAD.1">2</a>, <a href="#rfc.iref.m.3"><b>7.4</b></a>, <a href="#rfc.xref.HEAD.2">10.1</a></li>
     2648                        <li>LINK&nbsp;&nbsp;<a href="#rfc.iref.m.11"><b>A.1</b></a></li>
     2649                        <li>OPTIONS&nbsp;&nbsp;<a href="#rfc.xref.OPTIONS.1">2</a>, <a href="#rfc.iref.m.1"><b>7.2</b></a>, <a href="#rfc.xref.OPTIONS.2">9.5</a>, <a href="#rfc.xref.OPTIONS.3">10.1</a></li>
     2650                        <li>PATCH&nbsp;&nbsp;<a href="#rfc.iref.m.10"><b>A.1</b></a></li>
     2651                        <li>POST&nbsp;&nbsp;<a href="#rfc.xref.POST.1">2</a>, <a href="#rfc.iref.m.4"><b>7.5</b></a>, <a href="#rfc.xref.POST.2">10.1</a>, <a href="#rfc.xref.POST.3">A.2</a></li>
     2652                        <li>PUT&nbsp;&nbsp;<a href="#rfc.xref.PUT.1">2</a>, <a href="#rfc.iref.m.5"><b>7.6</b></a>, <a href="#rfc.xref.PUT.2">10.1</a></li>
     2653                        <li>TRACE&nbsp;&nbsp;<a href="#rfc.xref.TRACE.1">2</a>, <a href="#rfc.iref.m.7"><b>7.8</b></a>, <a href="#rfc.xref.TRACE.2">9.5</a>, <a href="#rfc.xref.TRACE.3">10.1</a></li>
     2654                        <li>UNLINK&nbsp;&nbsp;<a href="#rfc.iref.m.12"><b>A.1</b></a></li>
    26362655                     </ul>
    26372656                  </li>
    26382657               </ul>
    26392658            </li>
    2640             <li class="indline0"><a id="rfc.index.O" href="#rfc.index.O"><b>O</b></a><ul class="ind">
    2641                   <li class="indline1">OPTIONS method&nbsp;&nbsp;<a class="iref" href="#rfc.xref.OPTIONS.1">2</a>, <a class="iref" href="#rfc.iref.o.1"><b>7.2</b></a>, <a class="iref" href="#rfc.xref.OPTIONS.2">9.5</a>, <a class="iref" href="#rfc.xref.OPTIONS.3">10.1</a></li>
     2659            <li><a id="rfc.index.O" href="#rfc.index.O"><b>O</b></a><ul>
     2660                  <li>OPTIONS method&nbsp;&nbsp;<a href="#rfc.xref.OPTIONS.1">2</a>, <a href="#rfc.iref.o.1"><b>7.2</b></a>, <a href="#rfc.xref.OPTIONS.2">9.5</a>, <a href="#rfc.xref.OPTIONS.3">10.1</a></li>
    26422661               </ul>
    26432662            </li>
    2644             <li class="indline0"><a id="rfc.index.P" href="#rfc.index.P"><b>P</b></a><ul class="ind">
    2645                   <li class="indline1"><em>Part1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.1">1</a>, <a class="iref" href="#rfc.xref.Part1.2">1.2</a>, <a class="iref" href="#rfc.xref.Part1.3">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.4">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.5">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.6">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.7">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.8">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.9">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.10">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.11">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.12">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.13">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.14">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.15">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.16">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.17">3</a>, <a class="iref" href="#rfc.xref.Part1.18">3</a>, <a class="iref" href="#rfc.xref.Part1.19">6</a>, <a class="iref" href="#rfc.xref.Part1.20">7.8</a>, <a class="iref" href="#rfc.xref.Part1.21">7.8</a>, <a class="iref" href="#rfc.xref.Part1.22">8.1.1</a>, <a class="iref" href="#rfc.xref.Part1.23">8.5.6</a>, <a class="iref" href="#rfc.xref.Part1.24">9.2</a>, <a class="iref" href="#rfc.xref.Part1.25">9.8</a>, <a class="iref" href="#rfc.xref.Part1.26">9.8</a>, <a class="iref" href="#rfc.xref.Part1.27">9.9</a>, <a class="iref" href="#Part1"><b>13.1</b></a>, <a class="iref" href="#rfc.xref.Part1.28">A.2</a><ul class="ind">
    2646                         <li class="indline1"><em>Section 1.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.2">1.2</a></li>
    2647                         <li class="indline1"><em>Section 1.2.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.3">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.4">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.5">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.6">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.7">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.8">1.2.1</a>, <a class="iref" href="#rfc.xref.Part1.9">1.2.1</a></li>
    2648                         <li class="indline1"><em>Section 2.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.10">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.11">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.12">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.14">1.2.2</a></li>
    2649                         <li class="indline1"><em>Section 3.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.23">8.5.6</a></li>
    2650                         <li class="indline1"><em>Section 3.2.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.13">1.2.2</a></li>
    2651                         <li class="indline1"><em>Section 3.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.15">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.25">9.8</a>, <a class="iref" href="#rfc.xref.Part1.27">9.9</a></li>
    2652                         <li class="indline1"><em>Section 4.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.19">6</a></li>
    2653                         <li class="indline1"><em>Section 7.2.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.22">8.1.1</a>, <a class="iref" href="#rfc.xref.Part1.24">9.2</a></li>
    2654                         <li class="indline1"><em>Section 8.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.17">3</a></li>
    2655                         <li class="indline1"><em>Section 8.8</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.16">1.2.2</a>, <a class="iref" href="#rfc.xref.Part1.18">3</a></li>
    2656                         <li class="indline1"><em>Section 8.9</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.20">7.8</a>, <a class="iref" href="#rfc.xref.Part1.26">9.8</a>, <a class="iref" href="#rfc.xref.Part1.28">A.2</a></li>
    2657                         <li class="indline1"><em>Section 9.3.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.21">7.8</a></li>
     2663            <li><a id="rfc.index.P" href="#rfc.index.P"><b>P</b></a><ul>
     2664                  <li><em>Part1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.1">1</a>, <a href="#rfc.xref.Part1.2">1.2</a>, <a href="#rfc.xref.Part1.3">1.2.1</a>, <a href="#rfc.xref.Part1.4">1.2.1</a>, <a href="#rfc.xref.Part1.5">1.2.1</a>, <a href="#rfc.xref.Part1.6">1.2.1</a>, <a href="#rfc.xref.Part1.7">1.2.1</a>, <a href="#rfc.xref.Part1.8">1.2.1</a>, <a href="#rfc.xref.Part1.9">1.2.1</a>, <a href="#rfc.xref.Part1.10">1.2.2</a>, <a href="#rfc.xref.Part1.11">1.2.2</a>, <a href="#rfc.xref.Part1.12">1.2.2</a>, <a href="#rfc.xref.Part1.13">1.2.2</a>, <a href="#rfc.xref.Part1.14">1.2.2</a>, <a href="#rfc.xref.Part1.15">1.2.2</a>, <a href="#rfc.xref.Part1.16">1.2.2</a>, <a href="#rfc.xref.Part1.17">3</a>, <a href="#rfc.xref.Part1.18">3</a>, <a href="#rfc.xref.Part1.19">6</a>, <a href="#rfc.xref.Part1.20">7.8</a>, <a href="#rfc.xref.Part1.21">7.8</a>, <a href="#rfc.xref.Part1.22">8.1.1</a>, <a href="#rfc.xref.Part1.23">8.5.6</a>, <a href="#rfc.xref.Part1.24">9.2</a>, <a href="#rfc.xref.Part1.25">9.8</a>, <a href="#rfc.xref.Part1.26">9.8</a>, <a href="#rfc.xref.Part1.27">9.9</a>, <a href="#Part1"><b>13.1</b></a>, <a href="#rfc.xref.Part1.28">A.2</a><ul>
     2665                        <li><em>Section 1.2</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.2">1.2</a></li>
     2666                        <li><em>Section 1.2.2</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.3">1.2.1</a>, <a href="#rfc.xref.Part1.4">1.2.1</a>, <a href="#rfc.xref.Part1.5">1.2.1</a>, <a href="#rfc.xref.Part1.6">1.2.1</a>, <a href="#rfc.xref.Part1.7">1.2.1</a>, <a href="#rfc.xref.Part1.8">1.2.1</a>, <a href="#rfc.xref.Part1.9">1.2.1</a></li>
     2667                        <li><em>Section 2.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.10">1.2.2</a>, <a href="#rfc.xref.Part1.11">1.2.2</a>, <a href="#rfc.xref.Part1.12">1.2.2</a>, <a href="#rfc.xref.Part1.14">1.2.2</a></li>
     2668                        <li><em>Section 3.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.23">8.5.6</a></li>
     2669                        <li><em>Section 3.2.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.13">1.2.2</a></li>
     2670                        <li><em>Section 3.4</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.15">1.2.2</a>, <a href="#rfc.xref.Part1.25">9.8</a>, <a href="#rfc.xref.Part1.27">9.9</a></li>
     2671                        <li><em>Section 4.3</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.19">6</a></li>
     2672                        <li><em>Section 7.2.3</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.22">8.1.1</a>, <a href="#rfc.xref.Part1.24">9.2</a></li>
     2673                        <li><em>Section 8.4</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.17">3</a></li>
     2674                        <li><em>Section 8.8</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.16">1.2.2</a>, <a href="#rfc.xref.Part1.18">3</a></li>
     2675                        <li><em>Section 8.9</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.20">7.8</a>, <a href="#rfc.xref.Part1.26">9.8</a>, <a href="#rfc.xref.Part1.28">A.2</a></li>
     2676                        <li><em>Section 9.3.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part1.21">7.8</a></li>
    26582677                     </ul>
    26592678                  </li>
    2660                   <li class="indline1"><em>Part3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part3.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part3.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part3.3">1.2.2</a>, <a class="iref" href="#rfc.xref.Part3.4">1.2.2</a>, <a class="iref" href="#rfc.xref.Part3.5">3</a>, <a class="iref" href="#rfc.xref.Part3.6">3</a>, <a class="iref" href="#rfc.xref.Part3.7">3</a>, <a class="iref" href="#rfc.xref.Part3.8">3</a>, <a class="iref" href="#rfc.xref.Part3.9">6</a>, <a class="iref" href="#rfc.xref.Part3.10">8.3.1</a>, <a class="iref" href="#rfc.xref.Part3.11">9.4</a>, <a class="iref" href="#Part3"><b>13.1</b></a><ul class="ind">
    2661                         <li class="indline1"><em>Section 4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part3.10">8.3.1</a></li>
    2662                         <li class="indline1"><em>Section 5.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part3.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part3.5">3</a></li>
    2663                         <li class="indline1"><em>Section 5.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part3.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part3.6">3</a></li>
    2664                         <li class="indline1"><em>Section 5.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part3.3">1.2.2</a>, <a class="iref" href="#rfc.xref.Part3.7">3</a></li>
    2665                         <li class="indline1"><em>Section 5.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part3.4">1.2.2</a>, <a class="iref" href="#rfc.xref.Part3.8">3</a></li>
    2666                         <li class="indline1"><em>Section 5.7</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part3.11">9.4</a></li>
     2679                  <li><em>Part3</em>&nbsp;&nbsp;<a href="#rfc.xref.Part3.1">1.2.2</a>, <a href="#rfc.xref.Part3.2">1.2.2</a>, <a href="#rfc.xref.Part3.3">1.2.2</a>, <a href="#rfc.xref.Part3.4">1.2.2</a>, <a href="#rfc.xref.Part3.5">3</a>, <a href="#rfc.xref.Part3.6">3</a>, <a href="#rfc.xref.Part3.7">3</a>, <a href="#rfc.xref.Part3.8">3</a>, <a href="#rfc.xref.Part3.9">6</a>, <a href="#rfc.xref.Part3.10">8.3.1</a>, <a href="#rfc.xref.Part3.11">9.4</a>, <a href="#Part3"><b>13.1</b></a><ul>
     2680                        <li><em>Section 4</em>&nbsp;&nbsp;<a href="#rfc.xref.Part3.10">8.3.1</a></li>
     2681                        <li><em>Section 5.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part3.1">1.2.2</a>, <a href="#rfc.xref.Part3.5">3</a></li>
     2682                        <li><em>Section 5.2</em>&nbsp;&nbsp;<a href="#rfc.xref.Part3.2">1.2.2</a>, <a href="#rfc.xref.Part3.6">3</a></li>
     2683                        <li><em>Section 5.3</em>&nbsp;&nbsp;<a href="#rfc.xref.Part3.3">1.2.2</a>, <a href="#rfc.xref.Part3.7">3</a></li>
     2684                        <li><em>Section 5.4</em>&nbsp;&nbsp;<a href="#rfc.xref.Part3.4">1.2.2</a>, <a href="#rfc.xref.Part3.8">3</a></li>
     2685                        <li><em>Section 5.7</em>&nbsp;&nbsp;<a href="#rfc.xref.Part3.11">9.4</a></li>
    26672686                     </ul>
    26682687                  </li>
    2669                   <li class="indline1"><em>Part4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part4.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.3">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.4">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.5">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.6">3</a>, <a class="iref" href="#rfc.xref.Part4.7">3</a>, <a class="iref" href="#rfc.xref.Part4.8">3</a>, <a class="iref" href="#rfc.xref.Part4.9">3</a>, <a class="iref" href="#rfc.xref.Part4.10">5</a>, <a class="iref" href="#rfc.xref.Part4.11">8.2.2</a>, <a class="iref" href="#rfc.xref.Part4.12">8.3.5</a>, <a class="iref" href="#rfc.xref.Part4.13">8.4.13</a>, <a class="iref" href="#Part4"><b>13.1</b></a>, <a class="iref" href="#rfc.xref.Part4.14">C.2</a><ul class="ind">
    2670                         <li class="indline1"><em>Section 6.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part4.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.10">5</a>, <a class="iref" href="#rfc.xref.Part4.11">8.2.2</a></li>
    2671                         <li class="indline1"><em>Section 6.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part4.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.6">3</a></li>
    2672                         <li class="indline1"><em>Section 6.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part4.3">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.7">3</a></li>
    2673                         <li class="indline1"><em>Section 6.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part4.4">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.8">3</a></li>
    2674                         <li class="indline1"><em>Section 6.5</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part4.5">1.2.2</a>, <a class="iref" href="#rfc.xref.Part4.9">3</a></li>
     2688                  <li><em>Part4</em>&nbsp;&nbsp;<a href="#rfc.xref.Part4.1">1.2.2</a>, <a href="#rfc.xref.Part4.2">1.2.2</a>, <a href="#rfc.xref.Part4.3">1.2.2</a>, <a href="#rfc.xref.Part4.4">1.2.2</a>, <a href="#rfc.xref.Part4.5">1.2.2</a>, <a href="#rfc.xref.Part4.6">3</a>, <a href="#rfc.xref.Part4.7">3</a>, <a href="#rfc.xref.Part4.8">3</a>, <a href="#rfc.xref.Part4.9">3</a>, <a href="#rfc.xref.Part4.10">5</a>, <a href="#rfc.xref.Part4.11">8.2.2</a>, <a href="#rfc.xref.Part4.12">8.3.5</a>, <a href="#rfc.xref.Part4.13">8.4.13</a>, <a href="#Part4"><b>13.1</b></a>, <a href="#rfc.xref.Part4.14">C.2</a><ul>
     2689                        <li><em>Section 6.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part4.1">1.2.2</a>, <a href="#rfc.xref.Part4.10">5</a>, <a href="#rfc.xref.Part4.11">8.2.2</a></li>
     2690                        <li><em>Section 6.2</em>&nbsp;&nbsp;<a href="#rfc.xref.Part4.2">1.2.2</a>, <a href="#rfc.xref.Part4.6">3</a></li>
     2691                        <li><em>Section 6.3</em>&nbsp;&nbsp;<a href="#rfc.xref.Part4.3">1.2.2</a>, <a href="#rfc.xref.Part4.7">3</a></li>
     2692                        <li><em>Section 6.4</em>&nbsp;&nbsp;<a href="#rfc.xref.Part4.4">1.2.2</a>, <a href="#rfc.xref.Part4.8">3</a></li>
     2693                        <li><em>Section 6.5</em>&nbsp;&nbsp;<a href="#rfc.xref.Part4.5">1.2.2</a>, <a href="#rfc.xref.Part4.9">3</a></li>
    26752694                     </ul>
    26762695                  </li>
    2677                   <li class="indline1"><em>Part5</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part5.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part5.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part5.3">1.2.2</a>, <a class="iref" href="#rfc.xref.Part5.4">3</a>, <a class="iref" href="#rfc.xref.Part5.5">3</a>, <a class="iref" href="#rfc.xref.Part5.6">5</a>, <a class="iref" href="#rfc.xref.Part5.7">7.3</a>, <a class="iref" href="#rfc.xref.Part5.8">8.1.2</a>, <a class="iref" href="#rfc.xref.Part5.9">8.2.7</a>, <a class="iref" href="#rfc.xref.Part5.10">8.4.17</a>, <a class="iref" href="#Part5"><b>13.1</b></a><ul class="ind">
    2678                         <li class="indline1"><em>Section 5.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part5.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part5.6">5</a></li>
    2679                         <li class="indline1"><em>Section 5.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part5.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part5.4">3</a></li>
    2680                         <li class="indline1"><em>Section 5.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part5.3">1.2.2</a>, <a class="iref" href="#rfc.xref.Part5.5">3</a>, <a class="iref" href="#rfc.xref.Part5.7">7.3</a>, <a class="iref" href="#rfc.xref.Part5.8">8.1.2</a>, <a class="iref" href="#rfc.xref.Part5.10">8.4.17</a></li>
     2696                  <li><em>Part5</em>&nbsp;&nbsp;<a href="#rfc.xref.Part5.1">1.2.2</a>, <a href="#rfc.xref.Part5.2">1.2.2</a>, <a href="#rfc.xref.Part5.3">1.2.2</a>, <a href="#rfc.xref.Part5.4">3</a>, <a href="#rfc.xref.Part5.5">3</a>, <a href="#rfc.xref.Part5.6">5</a>, <a href="#rfc.xref.Part5.7">7.3</a>, <a href="#rfc.xref.Part5.8">8.1.2</a>, <a href="#rfc.xref.Part5.9">8.2.7</a>, <a href="#rfc.xref.Part5.10">8.4.17</a>, <a href="#Part5"><b>13.1</b></a><ul>
     2697                        <li><em>Section 5.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part5.1">1.2.2</a>, <a href="#rfc.xref.Part5.6">5</a></li>
     2698                        <li><em>Section 5.3</em>&nbsp;&nbsp;<a href="#rfc.xref.Part5.2">1.2.2</a>, <a href="#rfc.xref.Part5.4">3</a></li>
     2699                        <li><em>Section 5.4</em>&nbsp;&nbsp;<a href="#rfc.xref.Part5.3">1.2.2</a>, <a href="#rfc.xref.Part5.5">3</a>, <a href="#rfc.xref.Part5.7">7.3</a>, <a href="#rfc.xref.Part5.8">8.1.2</a>, <a href="#rfc.xref.Part5.10">8.4.17</a></li>
    26812700                     </ul>
    26822701                  </li>
    2683                   <li class="indline1"><em>Part6</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part6.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part6.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part6.3">5</a>, <a class="iref" href="#rfc.xref.Part6.4">5</a>, <a class="iref" href="#rfc.xref.Part6.5">7.3</a>, <a class="iref" href="#Part6"><b>13.1</b></a><ul class="ind">
    2684                         <li class="indline1"><em>Section 3.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part6.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part6.3">5</a></li>
    2685                         <li class="indline1"><em>Section 3.5</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part6.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part6.4">5</a></li>
     2702                  <li><em>Part6</em>&nbsp;&nbsp;<a href="#rfc.xref.Part6.1">1.2.2</a>, <a href="#rfc.xref.Part6.2">1.2.2</a>, <a href="#rfc.xref.Part6.3">5</a>, <a href="#rfc.xref.Part6.4">5</a>, <a href="#rfc.xref.Part6.5">7.3</a>, <a href="#Part6"><b>13.1</b></a><ul>
     2703                        <li><em>Section 3.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part6.1">1.2.2</a>, <a href="#rfc.xref.Part6.3">5</a></li>
     2704                        <li><em>Section 3.5</em>&nbsp;&nbsp;<a href="#rfc.xref.Part6.2">1.2.2</a>, <a href="#rfc.xref.Part6.4">5</a></li>
    26862705                     </ul>
    26872706                  </li>
    2688                   <li class="indline1"><em>Part7</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part7.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part7.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part7.3">1.2.2</a>, <a class="iref" href="#rfc.xref.Part7.4">1.2.2</a>, <a class="iref" href="#rfc.xref.Part7.5">3</a>, <a class="iref" href="#rfc.xref.Part7.6">3</a>, <a class="iref" href="#rfc.xref.Part7.7">5</a>, <a class="iref" href="#rfc.xref.Part7.8">5</a>, <a class="iref" href="#rfc.xref.Part7.9">8.4.2</a>, <a class="iref" href="#rfc.xref.Part7.10">8.4.8</a>, <a class="iref" href="#Part7"><b>13.1</b></a><ul class="ind">
    2689                         <li class="indline1"><em>Section 3.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part7.1">1.2.2</a>, <a class="iref" href="#rfc.xref.Part7.5">3</a></li>
    2690                         <li class="indline1"><em>Section 3.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part7.2">1.2.2</a>, <a class="iref" href="#rfc.xref.Part7.7">5</a></li>
    2691                         <li class="indline1"><em>Section 3.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part7.3">1.2.2</a>, <a class="iref" href="#rfc.xref.Part7.6">3</a></li>
    2692                         <li class="indline1"><em>Section 3.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part7.4">1.2.2</a>, <a class="iref" href="#rfc.xref.Part7.8">5</a></li>
     2707                  <li><em>Part7</em>&nbsp;&nbsp;<a href="#rfc.xref.Part7.1">1.2.2</a>, <a href="#rfc.xref.Part7.2">1.2.2</a>, <a href="#rfc.xref.Part7.3">1.2.2</a>, <a href="#rfc.xref.Part7.4">1.2.2</a>, <a href="#rfc.xref.Part7.5">3</a>, <a href="#rfc.xref.Part7.6">3</a>, <a href="#rfc.xref.Part7.7">5</a>, <a href="#rfc.xref.Part7.8">5</a>, <a href="#rfc.xref.Part7.9">8.4.2</a>, <a href="#rfc.xref.Part7.10">8.4.8</a>, <a href="#Part7"><b>13.1</b></a><ul>
     2708                        <li><em>Section 3.1</em>&nbsp;&nbsp;<a href="#rfc.xref.Part7.1">1.2.2</a>, <a href="#rfc.xref.Part7.5">3</a></li>
     2709                        <li><em>Section 3.2</em>&nbsp;&nbsp;<a href="#rfc.xref.Part7.2">1.2.2</a>, <a href="#rfc.xref.Part7.7">5</a></li>
     2710                        <li><em>Section 3.3</em>&nbsp;&nbsp;<a href="#rfc.xref.Part7.3">1.2.2</a>, <a href="#rfc.xref.Part7.6">3</a></li>
     2711                        <li><em>Section 3.4</em>&nbsp;&nbsp;<a href="#rfc.xref.Part7.4">1.2.2</a>, <a href="#rfc.xref.Part7.8">5</a></li>
    26932712                     </ul>
    26942713                  </li>
    2695                   <li class="indline1">PATCH method&nbsp;&nbsp;<a class="iref" href="#rfc.iref.p.3"><b>A.1</b></a></li>
    2696                   <li class="indline1">POST method&nbsp;&nbsp;<a class="iref" href="#rfc.xref.POST.1">2</a>, <a class="iref" href="#rfc.iref.p.1"><b>7.5</b></a>, <a class="iref" href="#rfc.xref.POST.2">10.1</a>, <a class="iref" href="#rfc.xref.POST.3">A.2</a></li>
    2697                   <li class="indline1">PUT method&nbsp;&nbsp;<a class="iref" href="#rfc.xref.PUT.1">2</a>, <a class="iref" href="#rfc.iref.p.2"><b>7.6</b></a>, <a class="iref" href="#rfc.xref.PUT.2">10.1</a></li>
     2714                  <li>PATCH method&nbsp;&nbsp;<a href="#rfc.iref.p.3"><b>A.1</b></a></li>
     2715                  <li>POST method&nbsp;&nbsp;<a href="#rfc.xref.POST.1">2</a>, <a href="#rfc.iref.p.1"><b>7.5</b></a>, <a href="#rfc.xref.POST.2">10.1</a>, <a href="#rfc.xref.POST.3">A.2</a></li>
     2716                  <li>PUT method&nbsp;&nbsp;<a href="#rfc.xref.PUT.1">2</a>, <a href="#rfc.iref.p.2"><b>7.6</b></a>, <a href="#rfc.xref.PUT.2">10.1</a></li>
    26982717               </ul>
    26992718            </li>
    2700             <li class="indline0"><a id="rfc.index.R" href="#rfc.index.R"><b>R</b></a><ul class="ind">
    2701                   <li class="indline1">Referer header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.referer.1">3</a>, <a class="iref" href="#rfc.iref.r.1"><b>9.6</b></a>, <a class="iref" href="#rfc.xref.header.referer.2">10.3</a></li>
    2702                   <li class="indline1">Retry-After header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.retry-after.1">5</a>, <a class="iref" href="#rfc.iref.r.2"><b>9.7</b></a>, <a class="iref" href="#rfc.xref.header.retry-after.2">10.3</a></li>
    2703                   <li class="indline1"><em>RFC1945</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC1945.1">8.3.3</a>, <a class="iref" href="#RFC1945"><b>13.2</b></a></li>
    2704                   <li class="indline1"><em>RFC2068</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2068.1">8.3.3</a>, <a class="iref" href="#RFC2068"><b>13.2</b></a>, <a class="iref" href="#rfc.xref.RFC2068.2">A.1</a><ul class="ind">
    2705                         <li class="indline1"><em>Section 19.6.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2068.2">A.1</a></li>
     2719            <li><a id="rfc.index.R" href="#rfc.index.R"><b>R</b></a><ul>
     2720                  <li>Referer header&nbsp;&nbsp;<a href="#rfc.xref.header.referer.1">3</a>, <a href="#rfc.iref.r.1"><b>9.6</b></a>, <a href="#rfc.xref.header.referer.2">10.3</a></li>
     2721                  <li>Retry-After header&nbsp;&nbsp;<a href="#rfc.xref.header.retry-after.1">5</a>, <a href="#rfc.iref.r.2"><b>9.7</b></a>, <a href="#rfc.xref.header.retry-after.2">10.3</a></li>
     2722                  <li><em>RFC1945</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC1945.1">8.3.3</a>, <a href="#RFC1945"><b>13.2</b></a></li>
     2723                  <li><em>RFC2068</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC2068.1">8.3.3</a>, <a href="#RFC2068"><b>13.2</b></a>, <a href="#rfc.xref.RFC2068.2">A.1</a><ul>
     2724                        <li><em>Section 19.6.1</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC2068.2">A.1</a></li>
    27062725                     </ul>
    27072726                  </li>
    2708                   <li class="indline1"><em>RFC2119</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2119.1">1.1</a>, <a class="iref" href="#RFC2119"><b>13.1</b></a></li>
    2709                   <li class="indline1"><em>RFC2616</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2616.1">1</a>, <a class="iref" href="#RFC2616"><b>13.2</b></a>, <a class="iref" href="#rfc.xref.RFC2616.2">C.1</a></li>
    2710                   <li class="indline1"><em>RFC2817</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2817.1">7.9</a>, <a class="iref" href="#rfc.xref.RFC2817.2">10.2</a>, <a class="iref" href="#RFC2817"><b>13.2</b></a>, <a class="iref" href="#rfc.xref.RFC2817.3">A.2</a><ul class="ind">
    2711                         <li class="indline1"><em>Section 7.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2817.2">10.2</a>, <a class="iref" href="#rfc.xref.RFC2817.3">A.2</a></li>
     2727                  <li><em>RFC2119</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC2119.1">1.1</a>, <a href="#RFC2119"><b>13.1</b></a></li>
     2728                  <li><em>RFC2616</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC2616.1">1</a>, <a href="#RFC2616"><b>13.2</b></a>, <a href="#rfc.xref.RFC2616.2">C.1</a></li>
     2729                  <li><em>RFC2817</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC2817.1">7.9</a>, <a href="#rfc.xref.RFC2817.2">10.2</a>, <a href="#RFC2817"><b>13.2</b></a>, <a href="#rfc.xref.RFC2817.3">A.2</a><ul>
     2730                        <li><em>Section 7.1</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC2817.2">10.2</a>, <a href="#rfc.xref.RFC2817.3">A.2</a></li>
    27122731                     </ul>
    27132732                  </li>
    2714                   <li class="indline1"><em>RFC3864</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC3864.1">10.3</a>, <a class="iref" href="#RFC3864"><b>13.2</b></a></li>
    2715                   <li class="indline1"><em>RFC5226</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC5226.1">2.1</a>, <a class="iref" href="#rfc.xref.RFC5226.2">4.1</a>, <a class="iref" href="#RFC5226"><b>13.2</b></a><ul class="ind">
    2716                         <li class="indline1"><em>Section 4.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC5226.1">2.1</a>, <a class="iref" href="#rfc.xref.RFC5226.2">4.1</a></li>
     2733                  <li><em>RFC3864</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC3864.1">10.3</a>, <a href="#RFC3864"><b>13.2</b></a></li>
     2734                  <li><em>RFC5226</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC5226.1">2.1</a>, <a href="#rfc.xref.RFC5226.2">4.1</a>, <a href="#RFC5226"><b>13.2</b></a><ul>
     2735                        <li><em>Section 4.1</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC5226.1">2.1</a>, <a href="#rfc.xref.RFC5226.2">4.1</a></li>
    27172736                     </ul>
    27182737                  </li>
    2719                   <li class="indline1"><em>RFC5234</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC5234.1">1.2</a>, <a class="iref" href="#rfc.xref.RFC5234.2">1.2</a>, <a class="iref" href="#RFC5234"><b>13.1</b></a><ul class="ind">
    2720                         <li class="indline1"><em>Appendix B.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC5234.2">1.2</a></li>
     2738                  <li><em>RFC5234</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC5234.1">1.2</a>, <a href="#rfc.xref.RFC5234.2">1.2</a>, <a href="#RFC5234"><b>13.1</b></a><ul>
     2739                        <li><em>Appendix B.1</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC5234.2">1.2</a></li>
    27212740                     </ul>
    27222741                  </li>
    2723                   <li class="indline1"><em>RFC5322</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC5322.1">9.3</a>, <a class="iref" href="#rfc.xref.RFC5322.2">9.3</a>, <a class="iref" href="#RFC5322"><b>13.2</b></a><ul class="ind">
    2724                         <li class="indline1"><em>Section 3.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC5322.1">9.3</a>, <a class="iref" href="#rfc.xref.RFC5322.2">9.3</a></li>
     2742                  <li><em>RFC5322</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC5322.1">9.3</a>, <a href="#rfc.xref.RFC5322.2">9.3</a>, <a href="#RFC5322"><b>13.2</b></a><ul>
     2743                        <li><em>Section 3.4</em>&nbsp;&nbsp;<a href="#rfc.xref.RFC5322.1">9.3</a>, <a href="#rfc.xref.RFC5322.2">9.3</a></li>
    27252744                     </ul>
    27262745                  </li>
    27272746               </ul>
    27282747            </li>
    2729             <li class="indline0"><a id="rfc.index.S" href="#rfc.index.S"><b>S</b></a><ul class="ind">
    2730                   <li class="indline1">Safe Methods&nbsp;&nbsp;<a class="iref" href="#rfc.iref.s.1"><b>7.1.1</b></a></li>
    2731                   <li class="indline1">Server header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.server.1">5</a>, <a class="iref" href="#rfc.iref.s.43"><b>9.8</b></a>, <a class="iref" href="#rfc.xref.header.server.2">10.3</a>, <a class="iref" href="#rfc.xref.header.server.3">11.1</a>, <a class="iref" href="#rfc.xref.header.server.4">A.2</a></li>
    2732                   <li class="indline1">Status Codes&nbsp;&nbsp;
    2733                      <ul class="ind">
    2734                         <li class="indline1">100 Continue&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.100.1">4</a>, <a class="iref" href="#rfc.iref.s.2"><b>8.1.1</b></a>, <a class="iref" href="#rfc.xref.status.100.2">10.2</a></li>
    2735                         <li class="indline1">101 Switching Protocols&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.101.1">4</a>, <a class="iref" href="#rfc.iref.s.3"><b>8.1.2</b></a>, <a class="iref" href="#rfc.xref.status.101.2">10.2</a></li>
    2736                         <li class="indline1">200 OK&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.200.1">4</a>, <a class="iref" href="#rfc.iref.s.4"><b>8.2.1</b></a>, <a class="iref" href="#rfc.xref.status.200.2">10.2</a></li>
    2737                         <li class="indline1">201 Created&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.201.1">4</a>, <a class="iref" href="#rfc.iref.s.5"><b>8.2.2</b></a>, <a class="iref" href="#rfc.xref.status.201.2">10.2</a>, <a class="iref" href="#rfc.xref.status.201.3">A.1</a></li>
    2738                         <li class="indline1">202 Accepted&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.202.1">4</a>, <a class="iref" href="#rfc.iref.s.6"><b>8.2.3</b></a>, <a class="iref" href="#rfc.xref.status.202.2">10.2</a></li>
    2739                         <li class="indline1">203 Non-Authoritative Information&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.203.1">4</a>, <a class="iref" href="#rfc.iref.s.7"><b>8.2.4</b></a>, <a class="iref" href="#rfc.xref.status.203.2">10.2</a></li>
    2740                         <li class="indline1">204 No Content&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.204.1">4</a>, <a class="iref" href="#rfc.iref.s.8"><b>8.2.5</b></a>, <a class="iref" href="#rfc.xref.status.204.2">10.2</a></li>
    2741                         <li class="indline1">205 Reset Content&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.205.1">4</a>, <a class="iref" href="#rfc.iref.s.9"><b>8.2.6</b></a>, <a class="iref" href="#rfc.xref.status.205.2">10.2</a></li>
    2742                         <li class="indline1">206 Partial Content&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.206.1">4</a>, <a class="iref" href="#rfc.iref.s.10"><b>8.2.7</b></a>, <a class="iref" href="#rfc.xref.status.206.2">10.2</a></li>
    2743                         <li class="indline1">300 Multiple Choices&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.300.1">4</a>, <a class="iref" href="#rfc.iref.s.11"><b>8.3.1</b></a>, <a class="iref" href="#rfc.xref.status.300.2">10.2</a></li>
    2744                         <li class="indline1">301 Moved Permanently&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.301.1">4</a>, <a class="iref" href="#rfc.iref.s.12"><b>8.3.2</b></a>, <a class="iref" href="#rfc.xref.status.301.2">10.2</a>, <a class="iref" href="#rfc.xref.status.301.3">A.2</a></li>
    2745                         <li class="indline1">302 Found&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.302.1">4</a>, <a class="iref" href="#rfc.iref.s.13"><b>8.3.3</b></a>, <a class="iref" href="#rfc.xref.status.302.2">10.2</a>, <a class="iref" href="#rfc.xref.status.302.3">A.2</a></li>
    2746                         <li class="indline1">303 See Other&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.303.1">4</a>, <a class="iref" href="#rfc.iref.s.14"><b>8.3.4</b></a>, <a class="iref" href="#rfc.xref.status.303.2">10.2</a></li>
    2747                         <li class="indline1">304 Not Modified&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.304.1">4</a>, <a class="iref" href="#rfc.iref.s.15"><b>8.3.5</b></a>, <a class="iref" href="#rfc.xref.status.304.2">10.2</a></li>
    2748                         <li class="indline1">305 Use Proxy&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.305.1">4</a>, <a class="iref" href="#rfc.iref.s.16"><b>8.3.6</b></a>, <a class="iref" href="#rfc.xref.status.305.2">10.2</a>, <a class="iref" href="#rfc.xref.status.305.3">A.2</a></li>
    2749                         <li class="indline1">306 (Unused)&nbsp;&nbsp;<a class="iref" href="#rfc.iref.s.17"><b>8.3.7</b></a>, <a class="iref" href="#rfc.xref.status.306.1">10.2</a></li>
    2750                         <li class="indline1">307 Temporary Redirect&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.307.1">4</a>, <a class="iref" href="#rfc.iref.s.18"><b>8.3.8</b></a>, <a class="iref" href="#rfc.xref.status.307.2">10.2</a>, <a class="iref" href="#rfc.xref.status.307.3">A.2</a></li>
    2751                         <li class="indline1">400 Bad Request&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.400.1">4</a>, <a class="iref" href="#rfc.iref.s.19"><b>8.4.1</b></a>, <a class="iref" href="#rfc.xref.status.400.2">10.2</a></li>
    2752                         <li class="indline1">401 Unauthorized&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.401.1">4</a>, <a class="iref" href="#rfc.iref.s.20"><b>8.4.2</b></a>, <a class="iref" href="#rfc.xref.status.401.2">10.2</a></li>
    2753                         <li class="indline1">402 Payment Required&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.402.1">4</a>, <a class="iref" href="#rfc.iref.s.21"><b>8.4.3</b></a>, <a class="iref" href="#rfc.xref.status.402.2">10.2</a></li>
    2754                         <li class="indline1">403 Forbidden&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.403.1">4</a>, <a class="iref" href="#rfc.iref.s.22"><b>8.4.4</b></a>, <a class="iref" href="#rfc.xref.status.403.2">10.2</a>, <a class="iref" href="#rfc.xref.status.403.3">A.1</a></li>
    2755                         <li class="indline1">404 Not Found&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.404.1">4</a>, <a class="iref" href="#rfc.iref.s.23"><b>8.4.5</b></a>, <a class="iref" href="#rfc.xref.status.404.2">10.2</a>, <a class="iref" href="#rfc.xref.status.404.3">A.1</a></li>
    2756                         <li class="indline1">405 Method Not Allowed&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.405.1">4</a>, <a class="iref" href="#rfc.iref.s.24"><b>8.4.6</b></a>, <a class="iref" href="#rfc.xref.status.405.2">10.2</a></li>
    2757                         <li class="indline1">406 Not Acceptable&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.406.1">4</a>, <a class="iref" href="#rfc.iref.s.25"><b>8.4.7</b></a>, <a class="iref" href="#rfc.xref.status.406.2">10.2</a></li>
    2758                         <li class="indline1">407 Proxy Authentication Required&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.407.1">4</a>, <a class="iref" href="#rfc.iref.s.26"><b>8.4.8</b></a>, <a class="iref" href="#rfc.xref.status.407.2">10.2</a></li>
    2759                         <li class="indline1">408 Request Timeout&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.408.1">4</a>, <a class="iref" href="#rfc.iref.s.27"><b>8.4.9</b></a>, <a class="iref" href="#rfc.xref.status.408.2">10.2</a></li>
    2760                         <li class="indline1">409 Conflict&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.409.1">4</a>, <a class="iref" href="#rfc.iref.s.28"><b>8.4.10</b></a>, <a class="iref" href="#rfc.xref.status.409.2">10.2</a></li>
    2761                         <li class="indline1">410 Gone&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.410.1">4</a>, <a class="iref" href="#rfc.iref.s.29"><b>8.4.11</b></a>, <a class="iref" href="#rfc.xref.status.410.2">10.2</a>, <a class="iref" href="#rfc.xref.status.410.3">A.1</a></li>
    2762                         <li class="indline1">411 Length Required&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.411.1">4</a>, <a class="iref" href="#rfc.iref.s.30"><b>8.4.12</b></a>, <a class="iref" href="#rfc.xref.status.411.2">10.2</a></li>
    2763                         <li class="indline1">412 Precondition Failed&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.412.1">4</a>, <a class="iref" href="#rfc.iref.s.31"><b>8.4.13</b></a>, <a class="iref" href="#rfc.xref.status.412.2">10.2</a></li>
    2764                         <li class="indline1">413 Request Entity Too Large&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.413.1">4</a>, <a class="iref" href="#rfc.iref.s.32"><b>8.4.14</b></a>, <a class="iref" href="#rfc.xref.status.413.2">10.2</a></li>
    2765                         <li class="indline1">414 URI Too Long&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.414.1">4</a>, <a class="iref" href="#rfc.iref.s.33"><b>8.4.15</b></a>, <a class="iref" href="#rfc.xref.status.414.2">10.2</a></li>
    2766                         <li class="indline1">415 Unsupported Media Type&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.415.1">4</a>, <a class="iref" href="#rfc.iref.s.34"><b>8.4.16</b></a>, <a class="iref" href="#rfc.xref.status.415.2">10.2</a></li>
    2767                         <li class="indline1">416 Requested Range Not Satisfiable&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.416.1">4</a>, <a class="iref" href="#rfc.iref.s.35"><b>8.4.17</b></a>, <a class="iref" href="#rfc.xref.status.416.2">10.2</a></li>
    2768                         <li class="indline1">417 Expectation Failed&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.417.1">4</a>, <a class="iref" href="#rfc.iref.s.36"><b>8.4.18</b></a>, <a class="iref" href="#rfc.xref.status.417.2">10.2</a></li>
    2769                         <li class="indline1">500 Internal Server Error&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.500.1">4</a>, <a class="iref" href="#rfc.iref.s.37"><b>8.5.1</b></a>, <a class="iref" href="#rfc.xref.status.500.2">10.2</a></li>
    2770                         <li class="indline1">501 Not Implemented&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.501.1">4</a>, <a class="iref" href="#rfc.iref.s.38"><b>8.5.2</b></a>, <a class="iref" href="#rfc.xref.status.501.2">10.2</a></li>
    2771                         <li class="indline1">502 Bad Gateway&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.502.1">4</a>, <a class="iref" href="#rfc.iref.s.39"><b>8.5.3</b></a>, <a class="iref" href="#rfc.xref.status.502.2">10.2</a></li>
    2772                         <li class="indline1">503 Service Unavailable&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.503.1">4</a>, <a class="iref" href="#rfc.iref.s.40"><b>8.5.4</b></a>, <a class="iref" href="#rfc.xref.status.503.2">10.2</a></li>
    2773                         <li class="indline1">504 Gateway Timeout&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.504.1">4</a>, <a class="iref" href="#rfc.iref.s.41"><b>8.5.5</b></a>, <a class="iref" href="#rfc.xref.status.504.2">10.2</a>, <a class="iref" href="#rfc.xref.status.504.3">A.1</a></li>
    2774                         <li class="indline1">505 HTTP Version Not Supported&nbsp;&nbsp;<a class="iref" href="#rfc.xref.status.505.1">4</a>, <a class="iref" href="#rfc.iref.s.42"><b>8.5.6</b></a>, <a class="iref" href="#rfc.xref.status.505.2">10.2</a></li>
     2748            <li><a id="rfc.index.S" href="#rfc.index.S"><b>S</b></a><ul>
     2749                  <li>Safe Methods&nbsp;&nbsp;<a href="#rfc.iref.s.1"><b>7.1.1</b></a></li>
     2750                  <li>Server header&nbsp;&nbsp;<a href="#rfc.xref.header.server.1">5</a>, <a href="#rfc.iref.s.43"><b>9.8</b></a>, <a href="#rfc.xref.header.server.2">10.3</a>, <a href="#rfc.xref.header.server.3">11.1</a>, <a href="#rfc.xref.header.server.4">A.2</a></li>
     2751                  <li>Status Codes&nbsp;&nbsp;
     2752                     <ul>
     2753                        <li>100 Continue&nbsp;&nbsp;<a href="#rfc.xref.status.100.1">4</a>, <a href="#rfc.iref.s.2"><b>8.1.1</b></a>, <a href="#rfc.xref.status.100.2">10.2</a></li>
     2754                        <li>101 Switching Protocols&nbsp;&nbsp;<a href="#rfc.xref.status.101.1">4</a>, <a href="#rfc.iref.s.3"><b>8.1.2</b></a>, <a href="#rfc.xref.status.101.2">10.2</a></li>
     2755                        <li>200 OK&nbsp;&nbsp;<a href="#rfc.xref.status.200.1">4</a>, <a href="#rfc.iref.s.4"><b>8.2.1</b></a>, <a href="#rfc.xref.status.200.2">10.2</a></li>
     2756                        <li>201 Created&nbsp;&nbsp;<a href="#rfc.xref.status.201.1">4</a>, <a href="#rfc.iref.s.5"><b>8.2.2</b></a>, <a href="#rfc.xref.status.201.2">10.2</a>, <a href="#rfc.xref.status.201.3">A.1</a></li>
     2757                        <li>202 Accepted&nbsp;&nbsp;<a href="#rfc.xref.status.202.1">4</a>, <a href="#rfc.iref.s.6"><b>8.2.3</b></a>, <a href="#rfc.xref.status.202.2">10.2</a></li>
     2758                        <li>203 Non-Authoritative Information&nbsp;&nbsp;<a href="#rfc.xref.status.203.1">4</a>, <a href="#rfc.iref.s.7"><b>8.2.4</b></a>, <a href="#rfc.xref.status.203.2">10.2</a></li>
     2759                        <li>204 No Content&nbsp;&nbsp;<a href="#rfc.xref.status.204.1">4</a>, <a href="#rfc.iref.s.8"><b>8.2.5</b></a>, <a href="#rfc.xref.status.204.2">10.2</a></li>
     2760                        <li>205 Reset Content&nbsp;&nbsp;<a href="#rfc.xref.status.205.1">4</a>, <a href="#rfc.iref.s.9"><b>8.2.6</b></a>, <a href="#rfc.xref.status.205.2">10.2</a></li>
     2761                        <li>206 Partial Content&nbsp;&nbsp;<a href="#rfc.xref.status.206.1">4</a>, <a href="#rfc.iref.s.10"><b>8.2.7</b></a>, <a href="#rfc.xref.status.206.2">10.2</a></li>
     2762                        <li>300 Multiple Choices&nbsp;&nbsp;<a href="#rfc.xref.status.300.1">4</a>, <a href="#rfc.iref.s.11"><b>8.3.1</b></a>, <a href="#rfc.xref.status.300.2">10.2</a></li>
     2763                        <li>301 Moved Permanently&nbsp;&nbsp;<a href="#rfc.xref.status.301.1">4</a>, <a href="#rfc.iref.s.12"><b>8.3.2</b></a>, <a href="#rfc.xref.status.301.2">10.2</a>, <a href="#rfc.xref.status.301.3">A.2</a></li>
     2764                        <li>302 Found&nbsp;&nbsp;<a href="#rfc.xref.status.302.1">4</a>, <a href="#rfc.iref.s.13"><b>8.3.3</b></a>, <a href="#rfc.xref.status.302.2">10.2</a>, <a href="#rfc.xref.status.302.3">A.2</a></li>
     2765                        <li>303 See Other&nbsp;&nbsp;<a href="#rfc.xref.status.303.1">4</a>, <a href="#rfc.iref.s.14"><b>8.3.4</b></a>, <a href="#rfc.xref.status.303.2">10.2</a></li>
     2766                        <li>304 Not Modified&nbsp;&nbsp;<a href="#rfc.xref.status.304.1">4</a>, <a href="#rfc.iref.s.15"><b>8.3.5</b></a>, <a href="#rfc.xref.status.304.2">10.2</a></li>
     2767                        <li>305 Use Proxy&nbsp;&nbsp;<a href="#rfc.xref.status.305.1">4</a>, <a href="#rfc.iref.s.16"><b>8.3.6</b></a>, <a href="#rfc.xref.status.305.2">10.2</a>, <a href="#rfc.xref.status.305.3">A.2</a></li>
     2768                        <li>306 (Unused)&nbsp;&nbsp;<a href="#rfc.iref.s.17"><b>8.3.7</b></a>, <a href="#rfc.xref.status.306.1">10.2</a></li>
     2769                        <li>307 Temporary Redirect&nbsp;&nbsp;<a href="#rfc.xref.status.307.1">4</a>, <a href="#rfc.iref.s.18"><b>8.3.8</b></a>, <a href="#rfc.xref.status.307.2">10.2</a>, <a href="#rfc.xref.status.307.3">A.2</a></li>
     2770                        <li>400 Bad Request&nbsp;&nbsp;<a href="#rfc.xref.status.400.1">4</a>, <a href="#rfc.iref.s.19"><b>8.4.1</b></a>, <a href="#rfc.xref.status.400.2">10.2</a></li>
     2771                        <li>401 Unauthorized&nbsp;&nbsp;<a href="#rfc.xref.status.401.1">4</a>, <a href="#rfc.iref.s.20"><b>8.4.2</b></a>, <a href="#rfc.xref.status.401.2">10.2</a></li>
     2772                        <li>402 Payment Required&nbsp;&nbsp;<a href="#rfc.xref.status.402.1">4</a>, <a href="#rfc.iref.s.21"><b>8.4.3</b></a>, <a href="#rfc.xref.status.402.2">10.2</a></li>
     2773                        <li>403 Forbidden&nbsp;&nbsp;<a href="#rfc.xref.status.403.1">4</a>, <a href="#rfc.iref.s.22"><b>8.4.4</b></a>, <a href="#rfc.xref.status.403.2">10.2</a>, <a href="#rfc.xref.status.403.3">A.1</a></li>
     2774                        <li>404 Not Found&nbsp;&nbsp;<a href="#rfc.xref.status.404.1">4</a>, <a href="#rfc.iref.s.23"><b>8.4.5</b></a>, <a href="#rfc.xref.status.404.2">10.2</a>, <a href="#rfc.xref.status.404.3">A.1</a></li>
     2775                        <li>405 Method Not Allowed&nbsp;&nbsp;<a href="#rfc.xref.status.405.1">4</a>, <a href="#rfc.iref.s.24"><b>8.4.6</b></a>, <a href="#rfc.xref.status.405.2">10.2</a></li>
     2776                        <li>406 Not Acceptable&nbsp;&nbsp;<a href="#rfc.xref.status.406.1">4</a>, <a href="#rfc.iref.s.25"><b>8.4.7</b></a>, <a href="#rfc.xref.status.406.2">10.2</a></li>
     2777                        <li>407 Proxy Authentication Required&nbsp;&nbsp;<a href="#rfc.xref.status.407.1">4</a>, <a href="#rfc.iref.s.26"><b>8.4.8</b></a>, <a href="#rfc.xref.status.407.2">10.2</a></li>
     2778                        <li>408 Request Timeout&nbsp;&nbsp;<a href="#rfc.xref.status.408.1">4</a>, <a href="#rfc.iref.s.27"><b>8.4.9</b></a>, <a href="#rfc.xref.status.408.2">10.2</a></li>
     2779                        <li>409 Conflict&nbsp;&nbsp;<a href="#rfc.xref.status.409.1">4</a>, <a href="#rfc.iref.s.28"><b>8.4.10</b></a>, <a href="#rfc.xref.status.409.2">10.2</a></li>
     2780                        <li>410 Gone&nbsp;&nbsp;<a href="#rfc.xref.status.410.1">4</a>, <a href="#rfc.iref.s.29"><b>8.4.11</b></a>, <a href="#rfc.xref.status.410.2">10.2</a>, <a href="#rfc.xref.status.410.3">A.1</a></li>
     2781                        <li>411 Length Required&nbsp;&nbsp;<a href="#rfc.xref.status.411.1">4</a>, <a href="#rfc.iref.s.30"><b>8.4.12</b></a>, <a href="#rfc.xref.status.411.2">10.2</a></li>
     2782                        <li>412 Precondition Failed&nbsp;&nbsp;<a href="#rfc.xref.status.412.1">4</a>, <a href="#rfc.iref.s.31"><b>8.4.13</b></a>, <a href="#rfc.xref.status.412.2">10.2</a></li>
     2783                        <li>413 Request Entity Too Large&nbsp;&nbsp;<a href="#rfc.xref.status.413.1">4</a>, <a href="#rfc.iref.s.32"><b>8.4.14</b></a>, <a href="#rfc.xref.status.413.2">10.2</a></li>
     2784                        <li>414 URI Too Long&nbsp;&nbsp;<a href="#rfc.xref.status.414.1">4</a>, <a href="#rfc.iref.s.33"><b>8.4.15</b></a>, <a href="#rfc.xref.status.414.2">10.2</a></li>
     2785                        <li>415 Unsupported Media Type&nbsp;&nbsp;<a href="#rfc.xref.status.415.1">4</a>, <a href="#rfc.iref.s.34"><b>8.4.16</b></a>, <a href="#rfc.xref.status.415.2">10.2</a></li>
     2786                        <li>416 Requested Range Not Satisfiable&nbsp;&nbsp;<a href="#rfc.xref.status.416.1">4</a>, <a href="#rfc.iref.s.35"><b>8.4.17</b></a>, <a href="#rfc.xref.status.416.2">10.2</a></li>
     2787                        <li>417 Expectation Failed&nbsp;&nbsp;<a href="#rfc.xref.status.417.1">4</a>, <a href="#rfc.iref.s.36"><b>8.4.18</b></a>, <a href="#rfc.xref.status.417.2">10.2</a></li>
     2788                        <li>500 Internal Server Error&nbsp;&nbsp;<a href="#rfc.xref.status.500.1">4</a>, <a href="#rfc.iref.s.37"><b>8.5.1</b></a>, <a href="#rfc.xref.status.500.2">10.2</a></li>
     2789                        <li>501 Not Implemented&nbsp;&nbsp;<a href="#rfc.xref.status.501.1">4</a>, <a href="#rfc.iref.s.38"><b>8.5.2</b></a>, <a href="#rfc.xref.status.501.2">10.2</a></li>
     2790                        <li>502 Bad Gateway&nbsp;&nbsp;<a href="#rfc.xref.status.502.1">4</a>, <a href="#rfc.iref.s.39"><b>8.5.3</b></a>, <a href="#rfc.xref.status.502.2">10.2</a></li>
     2791                        <li>503 Service Unavailable&nbsp;&nbsp;<a href="#rfc.xref.status.503.1">4</a>, <a href="#rfc.iref.s.40"><b>8.5.4</b></a>, <a href="#rfc.xref.status.503.2">10.2</a></li>
     2792                        <li>504 Gateway Timeout&nbsp;&nbsp;<a href="#rfc.xref.status.504.1">4</a>, <a href="#rfc.iref.s.41"><b>8.5.5</b></a>, <a href="#rfc.xref.status.504.2">10.2</a>, <a href="#rfc.xref.status.504.3">A.1</a></li>
     2793                        <li>505 HTTP Version Not Supported&nbsp;&nbsp;<a href="#rfc.xref.status.505.1">4</a>, <a href="#rfc.iref.s.42"><b>8.5.6</b></a>, <a href="#rfc.xref.status.505.2">10.2</a></li>
    27752794                     </ul>
    27762795                  </li>
    27772796               </ul>
    27782797            </li>
    2779             <li class="indline0"><a id="rfc.index.T" href="#rfc.index.T"><b>T</b></a><ul class="ind">
    2780                   <li class="indline1">TRACE method&nbsp;&nbsp;<a class="iref" href="#rfc.xref.TRACE.1">2</a>, <a class="iref" href="#rfc.iref.t.1"><b>7.8</b></a>, <a class="iref" href="#rfc.xref.TRACE.2">9.5</a>, <a class="iref" href="#rfc.xref.TRACE.3">10.1</a></li>
     2798            <li><a id="rfc.index.T" href="#rfc.index.T"><b>T</b></a><ul>
     2799                  <li>TRACE method&nbsp;&nbsp;<a href="#rfc.xref.TRACE.1">2</a>, <a href="#rfc.iref.t.1"><b>7.8</b></a>, <a href="#rfc.xref.TRACE.2">9.5</a>, <a href="#rfc.xref.TRACE.3">10.1</a></li>
    27812800               </ul>
    27822801            </li>
    2783             <li class="indline0"><a id="rfc.index.U" href="#rfc.index.U"><b>U</b></a><ul class="ind">
    2784                   <li class="indline1">UNLINK method&nbsp;&nbsp;<a class="iref" href="#rfc.iref.u.2"><b>A.1</b></a></li>
    2785                   <li class="indline1">User-Agent header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.user-agent.1">3</a>, <a class="iref" href="#rfc.iref.u.1"><b>9.9</b></a>, <a class="iref" href="#rfc.xref.header.user-agent.2">10.3</a>, <a class="iref" href="#rfc.xref.header.user-agent.3">11.1</a></li>
     2802            <li><a id="rfc.index.U" href="#rfc.index.U"><b>U</b></a><ul>
     2803                  <li>UNLINK method&nbsp;&nbsp;<a href="#rfc.iref.u.2"><b>A.1</b></a></li>
     2804                  <li>User-Agent header&nbsp;&nbsp;<a href="#rfc.xref.header.user-agent.1">3</a>, <a href="#rfc.iref.u.1"><b>9.9</b></a>, <a href="#rfc.xref.header.user-agent.2">10.3</a>, <a href="#rfc.xref.header.user-agent.3">11.1</a></li>
    27862805               </ul>
    27872806            </li>
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