Ignore:
Timestamp:
Aug 7, 2009, 9:46:40 AM (10 years ago)
Author:
julian.reschke@…
Message:

Move definitions of compression codings (compress/deflate/gzip) into Part 1, as they also can be used as Transfer Codings (see #189)

File:
1 edited

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  • draft-ietf-httpbis/latest/p3-payload.html

    r671 r673  
    592592         <li class="tocline0">6.&nbsp;&nbsp;&nbsp;<a href="#IANA.considerations">IANA Considerations</a><ul class="toc">
    593593               <li class="tocline1">6.1&nbsp;&nbsp;&nbsp;<a href="#message.header.registration">Message Header Registration</a></li>
    594                <li class="tocline1">6.2&nbsp;&nbsp;&nbsp;<a href="#transfer.coding.registration">Transfer Coding Registry</a></li>
    595                <li class="tocline1">6.3&nbsp;&nbsp;&nbsp;<a href="#content.coding.registration">Content Coding Registry</a></li>
     594               <li class="tocline1">6.2&nbsp;&nbsp;&nbsp;<a href="#content.coding.registration">Content Coding Registry</a></li>
    596595            </ul>
    597596         </li>
    … …  
    760759         mechanism will be required to remove the encoding.
    761760      </p>
    762       <p id="rfc.section.2.2.p.4">The Internet Assigned Numbers Authority (IANA) acts as a registry for content-coding value tokens. Initially, the registry
    763          contains the following tokens:
    764       </p>
    765       <p id="rfc.section.2.2.p.5">gzip<span id="rfc.iref.g.3"></span> 
     761      <p id="rfc.section.2.2.p.4">compress<span id="rfc.iref.c.2"></span><span id="rfc.iref.c.3"></span> 
    766762      </p>
    767763      <dl class="empty">
    768          <dd>An encoding format produced by the file compression program "gzip" (GNU zip) as described in <a href="#RFC1952" id="rfc.xref.RFC1952.1"><cite title="GZIP file format specification version 4.3">[RFC1952]</cite></a>. This format is a Lempel-Ziv coding (LZ77) with a 32 bit CRC.
     764         <dd>See <a href="p1-messaging.html#compress.coding" title="Compress Coding">Section 2.10.2.2.1</a> of <a href="#Part1" id="rfc.xref.Part1.11"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>.
    769765         </dd>
    770766      </dl>
    771       <p id="rfc.section.2.2.p.6">compress<span id="rfc.iref.c.2"></span> 
     767      <p id="rfc.section.2.2.p.5">deflate<span id="rfc.iref.d.1"></span><span id="rfc.iref.c.4"></span> 
    772768      </p>
    773769      <dl class="empty">
    774          <dd>The encoding format produced by the common UNIX file compression program "compress". This format is an adaptive Lempel-Ziv-Welch
    775             coding (LZW).
    776          </dd>
    777          <dd>Use of program names for the identification of encoding formats is not desirable and is discouraged for future encodings.
    778             Their use here is representative of historical practice, not good design. For compatibility with previous implementations
    779             of HTTP, applications <em class="bcp14">SHOULD</em> consider "x-gzip" and "x-compress" to be equivalent to "gzip" and "compress" respectively.
     770         <dd>See <a href="p1-messaging.html#deflate.coding" title="Deflate Coding">Section 2.10.2.2.2</a> of <a href="#Part1" id="rfc.xref.Part1.12"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>.
    780771         </dd>
    781772      </dl>
    782       <p id="rfc.section.2.2.p.7">deflate<span id="rfc.iref.d.1"></span> 
     773      <p id="rfc.section.2.2.p.6">gzip<span id="rfc.iref.g.3"></span><span id="rfc.iref.c.5"></span> 
    783774      </p>
    784775      <dl class="empty">
    785          <dd>The "zlib" format defined in <a href="#RFC1950" id="rfc.xref.RFC1950.1"><cite title="ZLIB Compressed Data Format Specification version 3.3">[RFC1950]</cite></a> in combination with the "deflate" compression mechanism described in <a href="#RFC1951" id="rfc.xref.RFC1951.1"><cite title="DEFLATE Compressed Data Format Specification version 1.3">[RFC1951]</cite></a>.
     776         <dd>See <a href="p1-messaging.html#gzip.coding" title="Gzip Coding">Section 2.10.2.2.3</a> of <a href="#Part1" id="rfc.xref.Part1.13"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>.
    786777         </dd>
    787778      </dl>
    788       <p id="rfc.section.2.2.p.8">identity<span id="rfc.iref.i.1"></span> 
     779      <p id="rfc.section.2.2.p.7">identity<span id="rfc.iref.i.1"></span><span id="rfc.iref.c.6"></span> 
    789780      </p>
    790781      <dl class="empty">
    … …  
    897888      <div id="rfc.figure.u.12"></div><pre class="inline"><span id="rfc.iref.g.11"></span><span id="rfc.iref.g.12"></span>  <a href="#entity.header.fields" class="smpl">entity-header</a>  = <a href="#header.content-encoding" class="smpl">Content-Encoding</a>         ; <a href="#header.content-encoding" id="rfc.xref.header.content-encoding.2" title="Content-Encoding">Section&nbsp;5.5</a>
    898889                 / <a href="#header.content-language" class="smpl">Content-Language</a>         ; <a href="#header.content-language" id="rfc.xref.header.content-language.1" title="Content-Language">Section&nbsp;5.6</a>
    899                  / <a href="#abnf.dependencies" class="smpl">Content-Length</a>           ; <a href="#Part1" id="rfc.xref.Part1.11"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>, <a href="p1-messaging.html#header.content-length" title="Content-Length">Section 3.2</a>
     890                 / <a href="#abnf.dependencies" class="smpl">Content-Length</a>           ; <a href="#Part1" id="rfc.xref.Part1.14"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>, <a href="p1-messaging.html#header.content-length" title="Content-Length">Section 3.2</a>
    900891                 / <a href="#header.content-location" class="smpl">Content-Location</a>         ; <a href="#header.content-location" id="rfc.xref.header.content-location.1" title="Content-Location">Section&nbsp;5.7</a>
    901892                 / <a href="#header.content-md5" class="smpl">Content-MD5</a>              ; <a href="#header.content-md5" id="rfc.xref.header.content-md5.1" title="Content-MD5">Section&nbsp;5.8</a>
    … …  
    913904      <p id="rfc.section.3.2.p.1">The entity-body (if any) sent with an HTTP request or response is in a format and encoding defined by the entity-header fields.</p>
    914905      <div id="rfc.figure.u.13"></div><pre class="inline"><span id="rfc.iref.g.13"></span>  <a href="#entity.body" class="smpl">entity-body</a>    = *<a href="#notation" class="smpl">OCTET</a>
    915 </pre><p id="rfc.section.3.2.p.3">An entity-body is only present in a message when a message-body is present, as described in <a href="p1-messaging.html#message.body" title="Message Body">Section 2.7.3</a> of <a href="#Part1" id="rfc.xref.Part1.12"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>. The entity-body is obtained from the message-body by decoding any Transfer-Encoding that might have been applied to ensure
     906</pre><p id="rfc.section.3.2.p.3">An entity-body is only present in a message when a message-body is present, as described in <a href="p1-messaging.html#message.body" title="Message Body">Section 2.7.3</a> of <a href="#Part1" id="rfc.xref.Part1.15"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>. The entity-body is obtained from the message-body by decoding any Transfer-Encoding that might have been applied to ensure
    916907         safe and proper transfer of the message.
    917908      </p>
    … …  
    928919      </p>
    929920      <h3 id="rfc.section.3.2.2"><a href="#rfc.section.3.2.2">3.2.2</a>&nbsp;<a id="entity.length" href="#entity.length">Entity Length</a></h3>
    930       <p id="rfc.section.3.2.2.p.1">The entity-length of a message is the length of the message-body before any transfer-codings have been applied. <a href="p1-messaging.html#message.length" title="Message Length">Section 2.7.4</a> of <a href="#Part1" id="rfc.xref.Part1.13"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a> defines how the transfer-length of a message-body is determined.
     921      <p id="rfc.section.3.2.2.p.1">The entity-length of a message is the length of the message-body before any transfer-codings have been applied. <a href="p1-messaging.html#message.length" title="Message Length">Section 2.7.4</a> of <a href="#Part1" id="rfc.xref.Part1.16"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a> defines how the transfer-length of a message-body is determined.
    931922      </p>
    932923      <h1 id="rfc.section.4"><a href="#rfc.section.4">4.</a>&nbsp;<a id="content.negotiation" href="#content.negotiation">Content Negotiation</a></h1>
    … …  
    10371028      <p id="rfc.section.5.1.p.4">Each media-range <em class="bcp14">MAY</em> be followed by one or more accept-params, beginning with the "q" parameter for indicating a relative quality factor. The first
    10381029         "q" parameter (if any) separates the media-range parameter(s) from the accept-params. Quality factors allow the user or user
    1039          agent to indicate the relative degree of preference for that media-range, using the qvalue scale from 0 to 1 (<a href="p1-messaging.html#quality.values" title="Quality Values">Section 2.10.4</a> of <a href="#Part1" id="rfc.xref.Part1.14"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>). The default value is q=1.
     1030         agent to indicate the relative degree of preference for that media-range, using the qvalue scale from 0 to 1 (<a href="p1-messaging.html#quality.values" title="Quality Values">Section 2.10.4</a> of <a href="#Part1" id="rfc.xref.Part1.17"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>). The default value is q=1.
    10401031      </p>
    10411032      <div class="note">
    … …  
    11611152      <ol>
    11621153         <li>If the content-coding is one of the content-codings listed in the Accept-Encoding field, then it is acceptable, unless it
    1163             is accompanied by a qvalue of 0. (As defined in <a href="p1-messaging.html#quality.values" title="Quality Values">Section 2.10.4</a> of <a href="#Part1" id="rfc.xref.Part1.15"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>, a qvalue of 0 means "not acceptable.")
     1154            is accompanied by a qvalue of 0. (As defined in <a href="p1-messaging.html#quality.values" title="Quality Values">Section 2.10.4</a> of <a href="#Part1" id="rfc.xref.Part1.18"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>, a qvalue of 0 means "not acceptable.")
    11641155         </li>
    11651156         <li>The special "*" symbol in an Accept-Encoding field matches any available content-coding not explicitly listed in the header
    … …  
    12421233         </p>
    12431234      </div>
    1244       <div id="rfc.iref.c.3"></div>
     1235      <div id="rfc.iref.c.7"></div>
    12451236      <div id="rfc.iref.h.5"></div>
    12461237      <h2 id="rfc.section.5.5"><a href="#rfc.section.5.5">5.5</a>&nbsp;<a id="header.content-encoding" href="#header.content-encoding">Content-Encoding</a></h2>
    … …  
    12651256      <p id="rfc.section.5.5.p.8">If multiple encodings have been applied to an entity, the content codings <em class="bcp14">MUST</em> be listed in the order in which they were applied. Additional information about the encoding parameters <em class="bcp14">MAY</em> be provided by other entity-header fields not defined by this specification.
    12661257      </p>
    1267       <div id="rfc.iref.c.4"></div>
     1258      <div id="rfc.iref.c.8"></div>
    12681259      <div id="rfc.iref.h.6"></div>
    12691260      <h2 id="rfc.section.5.6"><a href="#rfc.section.5.6">5.6</a>&nbsp;<a id="header.content-language" href="#header.content-language">Content-Language</a></h2>
    … …  
    12911282      <p id="rfc.section.5.6.p.9">Content-Language <em class="bcp14">MAY</em> be applied to any media type -- it is not limited to textual documents.
    12921283      </p>
    1293       <div id="rfc.iref.c.5"></div>
     1284      <div id="rfc.iref.c.9"></div>
    12941285      <div id="rfc.iref.h.7"></div>
    12951286      <h2 id="rfc.section.5.7"><a href="#rfc.section.5.7">5.7</a>&nbsp;<a id="header.content-location" href="#header.content-location">Content-Location</a></h2>
    … …  
    13131304      <p id="rfc.section.5.7.p.6">If the Content-Location is a relative URI, the relative URI is interpreted relative to the request-target.</p>
    13141305      <p id="rfc.section.5.7.p.7">The meaning of the Content-Location header in requests is undefined; servers are free to ignore it in those cases.</p>
    1315       <div id="rfc.iref.c.6"></div>
     1306      <div id="rfc.iref.c.10"></div>
    13161307      <div id="rfc.iref.h.8"></div>
    13171308      <h2 id="rfc.section.5.8"><a href="#rfc.section.5.8">5.8</a>&nbsp;<a id="header.content-md5" href="#header.content-md5">Content-MD5</a></h2>
    … …  
    13511342         </p>
    13521343      </div>
    1353       <div id="rfc.iref.c.7"></div>
     1344      <div id="rfc.iref.c.11"></div>
    13541345      <div id="rfc.iref.h.9"></div>
    13551346      <h2 id="rfc.section.5.9"><a href="#rfc.section.5.9">5.9</a>&nbsp;<a id="header.content-type" href="#header.content-type">Content-Type</a></h2>
    … …  
    14611452      </div>
    14621453      <p id="rfc.section.6.1.p.2">The change controller is: "IETF (iesg@ietf.org) - Internet Engineering Task Force".</p>
    1463       <h2 id="rfc.section.6.2"><a href="#rfc.section.6.2">6.2</a>&nbsp;<a id="transfer.coding.registration" href="#transfer.coding.registration">Transfer Coding Registry</a></h2>
    1464       <p id="rfc.section.6.2.p.1">The HTTP Transfer Codings Registry located at &lt;<a href="http://www.iana.org/assignments/http-parameters">http://www.iana.org/assignments/http-parameters</a>&gt; should be updated with the registrations below:
     1454      <h2 id="rfc.section.6.2"><a href="#rfc.section.6.2">6.2</a>&nbsp;<a id="content.coding.registration" href="#content.coding.registration">Content Coding Registry</a></h2>
     1455      <p id="rfc.section.6.2.p.1">The registration procedure for HTTP Content Codings is now defined by <a href="#content.coding.registry" title="Content Coding Registry">Section&nbsp;2.2.1</a> of this document.
     1456      </p>
     1457      <p id="rfc.section.6.2.p.2">The HTTP Content Codings Registry located at &lt;<a href="http://www.iana.org/assignments/http-parameters">http://www.iana.org/assignments/http-parameters</a>&gt; should be updated with the registration below:
    14651458      </p>
    14661459      <div id="rfc.table.2">
    1467          <div id="iana.transfer.coding.registration.table"></div>
     1460         <div id="iana.content.coding.registration.table"></div>
    14681461         <table class="tt full left" cellpadding="3" cellspacing="0">
    14691462            <thead>
    … …  
    14781471                  <td>compress</td>
    14791472                  <td>UNIX "compress" program method</td>
    1480                   <td> <a href="#content.codings" title="Content Codings">Section&nbsp;2.2</a>
     1473                  <td> <a href="p1-messaging.html#compress.coding" title="Compress Coding">Section 2.10.2.2.1</a> of <a href="#Part1" id="rfc.xref.Part1.19"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>
    14811474                  </td>
    14821475               </tr>
    14831476               <tr>
    14841477                  <td>deflate</td>
    1485                   <td>"zlib" format <a href="#RFC1950" id="rfc.xref.RFC1950.2"><cite title="ZLIB Compressed Data Format Specification version 3.3">[RFC1950]</cite></a> with "deflate" compression
     1478                  <td>"zlib" format <a href="#RFC1950" id="rfc.xref.RFC1950.1"><cite title="ZLIB Compressed Data Format Specification version 3.3">[RFC1950]</cite></a> with "deflate" compression
    14861479                  </td>
    1487                   <td> <a href="#content.codings" title="Content Codings">Section&nbsp;2.2</a>
     1480                  <td> <a href="p1-messaging.html#deflate.coding" title="Deflate Coding">Section 2.10.2.2.2</a> of <a href="#Part1" id="rfc.xref.Part1.20"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>
    14881481                  </td>
    14891482               </tr>
    14901483               <tr>
    14911484                  <td>gzip</td>
    1492                   <td>Same as GNU zip <a href="#RFC1952" id="rfc.xref.RFC1952.2"><cite title="GZIP file format specification version 4.3">[RFC1952]</cite></a></td>
    1493                   <td> <a href="#content.codings" title="Content Codings">Section&nbsp;2.2</a>
    1494                   </td>
    1495                </tr>
    1496             </tbody>
    1497          </table>
    1498       </div>
    1499       <h2 id="rfc.section.6.3"><a href="#rfc.section.6.3">6.3</a>&nbsp;<a id="content.coding.registration" href="#content.coding.registration">Content Coding Registry</a></h2>
    1500       <p id="rfc.section.6.3.p.1">The registration procedure for HTTP Content Codings is now defined by <a href="#content.coding.registry" title="Content Coding Registry">Section&nbsp;2.2.1</a> of this document.
    1501       </p>
    1502       <p id="rfc.section.6.3.p.2">The HTTP Content Codings Registry located at &lt;<a href="http://www.iana.org/assignments/http-parameters">http://www.iana.org/assignments/http-parameters</a>&gt; should be updated with the registrations below:
    1503       </p>
    1504       <div id="rfc.table.3">
    1505          <div id="iana.content.coding.registration.table"></div>
    1506          <table class="tt full left" cellpadding="3" cellspacing="0">
    1507             <thead>
    1508                <tr>
    1509                   <th>Name</th>
    1510                   <th>Description</th>
    1511                   <th>Reference</th>
    1512                </tr>
    1513             </thead>
    1514             <tbody>
    1515                <tr>
    1516                   <td>compress</td>
    1517                   <td>UNIX "compress" program method</td>
    1518                   <td> <a href="#content.codings" title="Content Codings">Section&nbsp;2.2</a>
    1519                   </td>
    1520                </tr>
    1521                <tr>
    1522                   <td>deflate</td>
    1523                   <td>"zlib" format <a href="#RFC1950" id="rfc.xref.RFC1950.3"><cite title="ZLIB Compressed Data Format Specification version 3.3">[RFC1950]</cite></a> with "deflate" compression
    1524                   </td>
    1525                   <td> <a href="#content.codings" title="Content Codings">Section&nbsp;2.2</a>
    1526                   </td>
    1527                </tr>
    1528                <tr>
    1529                   <td>gzip</td>
    1530                   <td>Same as GNU zip <a href="#RFC1952" id="rfc.xref.RFC1952.3"><cite title="GZIP file format specification version 4.3">[RFC1952]</cite></a></td>
    1531                   <td> <a href="#content.codings" title="Content Codings">Section&nbsp;2.2</a>
     1485                  <td>Same as GNU zip <a href="#RFC1952" id="rfc.xref.RFC1952.1"><cite title="GZIP file format specification version 4.3">[RFC1952]</cite></a></td>
     1486                  <td> <a href="p1-messaging.html#gzip.coding" title="Gzip Coding">Section 2.10.2.2.3</a> of <a href="#Part1" id="rfc.xref.Part1.21"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>
    15321487                  </td>
    15331488               </tr>
    … …  
    15741529      <h2 id="rfc.references.1"><a href="#rfc.section.9.1" id="rfc.section.9.1">9.1</a> Normative References
    15751530      </h2>
    1576       <table summary="Normative References">                               
     1531      <table summary="Normative References">                             
    15771532         <tr>
    15781533            <td class="reference"><b id="ISO-8859-1">[ISO-8859-1]</b></td>
    … …  
    16161571         </tr>
    16171572         <tr>
    1618             <td class="reference"><b id="RFC1951">[RFC1951]</b></td>
    1619             <td class="top"><a title="Aladdin Enterprises">Deutsch, P.</a>, “<a href="http://tools.ietf.org/html/rfc1951">DEFLATE Compressed Data Format Specification version 1.3</a>”, RFC&nbsp;1951, May&nbsp;1996.<br>RFC 1951 is an Informational RFC, thus it may be less stable than this specification. On the other hand, this downward reference
    1620                was present since the publication of RFC 2068 in 1997 (<a href="#RFC2068" id="rfc.xref.RFC2068.2"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a>), therefore it is unlikely to cause problems in practice. See also <a href="#BCP97" id="rfc.xref.BCP97.2"><cite title="Handling Normative References to Standards-Track Documents">[BCP97]</cite></a>.
    1621             </td>
    1622          </tr>
    1623          <tr>
    16241573            <td class="reference"><b id="RFC1952">[RFC1952]</b></td>
    16251574            <td class="top"><a title="Aladdin Enterprises">Deutsch, P.</a>, <a>Gailly, J-L.</a>, <a>Adler, M.</a>, <a>Deutsch, L.P.</a>, and <a>G. Randers-Pehrson</a>, “<a href="http://tools.ietf.org/html/rfc1952">GZIP file format specification version 4.3</a>”, RFC&nbsp;1952, May&nbsp;1996.<br>RFC 1952 is an Informational RFC, thus it may be less stable than this specification. On the other hand, this downward reference
    1626                was present since the publication of RFC 2068 in 1997 (<a href="#RFC2068" id="rfc.xref.RFC2068.3"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a>), therefore it is unlikely to cause problems in practice. See also <a href="#BCP97" id="rfc.xref.BCP97.3"><cite title="Handling Normative References to Standards-Track Documents">[BCP97]</cite></a>.
     1575               was present since the publication of RFC 2068 in 1997 (<a href="#RFC2068" id="rfc.xref.RFC2068.2"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a>), therefore it is unlikely to cause problems in practice. See also <a href="#BCP97" id="rfc.xref.BCP97.2"><cite title="Handling Normative References to Standards-Track Documents">[BCP97]</cite></a>.
    16271576            </td>
    16281577         </tr>
    … …  
    17911740      </p>
    17921741      <h2 id="rfc.section.A.3"><a href="#rfc.section.A.3">A.3</a>&nbsp;<a id="conversion.of.date.formats" href="#conversion.of.date.formats">Conversion of Date Formats</a></h2>
    1793       <p id="rfc.section.A.3.p.1">HTTP/1.1 uses a restricted set of date formats (<a href="p1-messaging.html#date.time.formats.full.date" title="Date/Time Formats: Full Date">Section 2.10.1</a> of <a href="#Part1" id="rfc.xref.Part1.16"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>) to simplify the process of date comparison. Proxies and gateways from other protocols <em class="bcp14">SHOULD</em> ensure that any Date header field present in a message conforms to one of the HTTP/1.1 formats and rewrite the date if necessary.
     1742      <p id="rfc.section.A.3.p.1">HTTP/1.1 uses a restricted set of date formats (<a href="p1-messaging.html#date.time.formats.full.date" title="Date/Time Formats: Full Date">Section 2.10.1</a> of <a href="#Part1" id="rfc.xref.Part1.22"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>) to simplify the process of date comparison. Proxies and gateways from other protocols <em class="bcp14">SHOULD</em> ensure that any Date header field present in a message conforms to one of the HTTP/1.1 formats and rewrite the date if necessary.
    17941743      </p>
    17951744      <h2 id="rfc.section.A.4"><a href="#rfc.section.A.4">A.4</a>&nbsp;<a id="introduction.of.content-encoding" href="#introduction.of.content-encoding">Introduction of Content-Encoding</a></h2>
    … …  
    18081757      </p>
    18091758      <h2 id="rfc.section.A.6"><a href="#rfc.section.A.6">A.6</a>&nbsp;<a id="introduction.of.transfer-encoding" href="#introduction.of.transfer-encoding">Introduction of Transfer-Encoding</a></h2>
    1810       <p id="rfc.section.A.6.p.1">HTTP/1.1 introduces the Transfer-Encoding header field (<a href="p1-messaging.html#header.transfer-encoding" title="Transfer-Encoding">Section 3.7</a> of <a href="#Part1" id="rfc.xref.Part1.17"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>). Proxies/gateways <em class="bcp14">MUST</em> remove any transfer-coding prior to forwarding a message via a MIME-compliant protocol.
     1759      <p id="rfc.section.A.6.p.1">HTTP/1.1 introduces the Transfer-Encoding header field (<a href="p1-messaging.html#header.transfer-encoding" title="Transfer-Encoding">Section 3.7</a> of <a href="#Part1" id="rfc.xref.Part1.23"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>). Proxies/gateways <em class="bcp14">MUST</em> remove any transfer-coding prior to forwarding a message via a MIME-compliant protocol.
    18111760      </p>
    18121761      <h2 id="rfc.section.A.7"><a href="#rfc.section.A.7">A.7</a>&nbsp;<a id="mhtml.line.length" href="#mhtml.line.length">MHTML and Line Length Limitations</a></h2>
    … …  
    18161765      </p>
    18171766      <h1 id="rfc.section.B"><a href="#rfc.section.B">B.</a>&nbsp;<a id="additional.features" href="#additional.features">Additional Features</a></h1>
    1818       <p id="rfc.section.B.p.1"> <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.RFC2068.4"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a> document protocol elements used by some existing HTTP implementations, but not consistently and correctly across most HTTP/1.1
     1767      <p id="rfc.section.B.p.1"> <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.RFC2068.3"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a> document protocol elements used by some existing HTTP implementations, but not consistently and correctly across most HTTP/1.1
    18191768         applications. Implementors are advised to be aware of these features, but cannot rely upon their presence in, or interoperability
    18201769         with, other HTTP/1.1 applications. Some of these describe proposed experimental features, and some describe features that
    … …  
    18241773      </p>
    18251774      <div id="rfc.iref.h.11"></div>
    1826       <div id="rfc.iref.c.8"></div>
     1775      <div id="rfc.iref.c.12"></div>
    18271776      <h2 id="rfc.section.B.1"><a href="#rfc.section.B.1">B.1</a>&nbsp;<a id="content-disposition" href="#content-disposition">Content-Disposition</a></h2>
    18281777      <p id="rfc.section.B.1.p.1">The Content-Disposition response-header field has been proposed as a means for the origin server to suggest a default filename
    … …  
    18531802      <p id="rfc.section.C.1.p.1">Transfer-coding and message lengths all interact in ways that required fixing exactly when chunked encoding is used (to allow
    18541803         for transfer encoding that may not be self delimiting); it was important to straighten out exactly how message lengths are
    1855          computed. (<a href="#entity.length" title="Entity Length">Section&nbsp;3.2.2</a>, see also <a href="#Part1" id="rfc.xref.Part1.18"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>, <a href="#Part5" id="rfc.xref.Part5.4"><cite title="HTTP/1.1, part 5: Range Requests and Partial Responses">[Part5]</cite></a> and <a href="#Part6" id="rfc.xref.Part6.5"><cite title="HTTP/1.1, part 6: Caching">[Part6]</cite></a>).
     1804         computed. (<a href="#entity.length" title="Entity Length">Section&nbsp;3.2.2</a>, see also <a href="#Part1" id="rfc.xref.Part1.24"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>, <a href="#Part5" id="rfc.xref.Part5.4"><cite title="HTTP/1.1, part 5: Range Requests and Partial Responses">[Part5]</cite></a> and <a href="#Part6" id="rfc.xref.Part6.5"><cite title="HTTP/1.1, part 6: Caching">[Part6]</cite></a>).
    18561805      </p>
    18571806      <p id="rfc.section.C.1.p.2">Charset wildcarding is introduced to avoid explosion of character set names in accept headers. (<a href="#header.accept-charset" id="rfc.xref.header.accept-charset.3" title="Accept-Charset">Section&nbsp;5.2</a>)
    … …  
    18621811      <p id="rfc.section.C.1.p.4">A content-coding of "identity" was introduced, to solve problems discovered in caching. (<a href="#content.codings" title="Content Codings">Section&nbsp;2.2</a>)
    18631812      </p>
    1864       <p id="rfc.section.C.1.p.5">The Alternates<span id="rfc.iref.a.5"></span><span id="rfc.iref.h.12"></span>, Content-Version<span id="rfc.iref.c.9"></span><span id="rfc.iref.h.13"></span>, Derived-From<span id="rfc.iref.d.2"></span><span id="rfc.iref.h.14"></span>, Link<span id="rfc.iref.l.1"></span><span id="rfc.iref.h.15"></span>, URI<span id="rfc.iref.u.1"></span><span id="rfc.iref.h.16"></span>, Public<span id="rfc.iref.p.1"></span><span id="rfc.iref.h.17"></span> and Content-Base<span id="rfc.iref.c.10"></span><span id="rfc.iref.h.18"></span> header fields were defined in previous versions of this specification, but not commonly implemented. See <a href="http://tools.ietf.org/html/rfc2068#section-19.6.2">Section 19.6.2</a> of <a href="#RFC2068" id="rfc.xref.RFC2068.5"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a>.
     1813      <p id="rfc.section.C.1.p.5">The Alternates<span id="rfc.iref.a.5"></span><span id="rfc.iref.h.12"></span>, Content-Version<span id="rfc.iref.c.13"></span><span id="rfc.iref.h.13"></span>, Derived-From<span id="rfc.iref.d.2"></span><span id="rfc.iref.h.14"></span>, Link<span id="rfc.iref.l.1"></span><span id="rfc.iref.h.15"></span>, URI<span id="rfc.iref.u.1"></span><span id="rfc.iref.h.16"></span>, Public<span id="rfc.iref.p.1"></span><span id="rfc.iref.h.17"></span> and Content-Base<span id="rfc.iref.c.14"></span><span id="rfc.iref.h.18"></span> header fields were defined in previous versions of this specification, but not commonly implemented. See <a href="http://tools.ietf.org/html/rfc2068#section-19.6.2">Section 19.6.2</a> of <a href="#RFC2068" id="rfc.xref.RFC2068.4"><cite title="Hypertext Transfer Protocol -- HTTP/1.1">[RFC2068]</cite></a>.
    18651814      </p>
    18661815      <h2 id="rfc.section.C.2"><a href="#rfc.section.C.2">C.2</a>&nbsp;<a id="changes.from.rfc.2616" href="#changes.from.rfc.2616">Changes from RFC 2616</a></h2>
    … …  
    20311980      <p id="rfc.section.E.5.p.2">Other changes: </p>
    20321981      <ul>
    2033          <li> &lt;<a href="http://tools.ietf.org/wg/httpbis/trac/ticket/68">http://tools.ietf.org/wg/httpbis/trac/ticket/68</a>&gt;: "Encoding References Normative" -- rephrase the annotation and reference <a href="#BCP97" id="rfc.xref.BCP97.4"><cite title="Handling Normative References to Standards-Track Documents">[BCP97]</cite></a>.
     1982         <li> &lt;<a href="http://tools.ietf.org/wg/httpbis/trac/ticket/68">http://tools.ietf.org/wg/httpbis/trac/ticket/68</a>&gt;: "Encoding References Normative" -- rephrase the annotation and reference <a href="#BCP97" id="rfc.xref.BCP97.3"><cite title="Handling Normative References to Standards-Track Documents">[BCP97]</cite></a>.
    20341983         </li>
    20351984      </ul>
    … …  
    20792028         <li> &lt;<a href="http://tools.ietf.org/wg/httpbis/trac/ticket/188">http://tools.ietf.org/wg/httpbis/trac/ticket/188</a>&gt;: "pick IANA policy (RFC5226) for Transfer Coding / Content Coding"
    20802029         </li>
     2030         <li> &lt;<a href="http://tools.ietf.org/wg/httpbis/trac/ticket/189">http://tools.ietf.org/wg/httpbis/trac/ticket/189</a>&gt;: "move definitions of gzip/deflate/compress to part 1"
     2031         </li>
    20812032      </ul>
    20822033      <p id="rfc.section.E.9.p.2">Partly resolved issues: </p>
    … …  
    21012052            </li>
    21022053            <li class="indline0"><a id="rfc.index.B" href="#rfc.index.B"><b>B</b></a><ul class="ind">
    2103                   <li class="indline1"><em>BCP97</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.BCP97.1">9.1</a>, <a class="iref" href="#rfc.xref.BCP97.2">9.1</a>, <a class="iref" href="#rfc.xref.BCP97.3">9.1</a>, <a class="iref" href="#BCP97"><b>9.2</b></a>, <a class="iref" href="#rfc.xref.BCP97.4">E.5</a></li>
     2054                  <li class="indline1"><em>BCP97</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.BCP97.1">9.1</a>, <a class="iref" href="#rfc.xref.BCP97.2">9.1</a>, <a class="iref" href="#BCP97"><b>9.2</b></a>, <a class="iref" href="#rfc.xref.BCP97.3">E.5</a></li>
    21042055               </ul>
    21052056            </li>
    21062057            <li class="indline0"><a id="rfc.index.C" href="#rfc.index.C"><b>C</b></a><ul class="ind">
    2107                   <li class="indline1">compress&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.2">2.2</a></li>
     2058                  <li class="indline1">Coding Format&nbsp;&nbsp;
     2059                     <ul class="ind">
     2060                        <li class="indline1">compress&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.3">2.2</a></li>
     2061                        <li class="indline1">deflate&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.4">2.2</a></li>
     2062                        <li class="indline1">gzip&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.5">2.2</a></li>
     2063                        <li class="indline1">identity&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.6">2.2</a></li>
     2064                     </ul>
     2065                  </li>
     2066                  <li class="indline1">compress (Coding Format)&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.2">2.2</a></li>
    21082067                  <li class="indline1">content negotiation&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.1">1.1</a></li>
    2109                   <li class="indline1">Content-Base header&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.10"><b>C.1</b></a></li>
    2110                   <li class="indline1">Content-Disposition header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.content-disposition.1">6.1</a>, <a class="iref" href="#rfc.xref.content-disposition.2">7.2</a>, <a class="iref" href="#rfc.iref.c.8"><b>B.1</b></a>, <a class="iref" href="#rfc.extref.c.32">B.1</a>, <a class="iref" href="#rfc.extref.c.50">D</a></li>
    2111                   <li class="indline1">Content-Encoding header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-encoding.1">2.2</a>, <a class="iref" href="#rfc.xref.header.content-encoding.2">3.1</a>, <a class="iref" href="#rfc.iref.c.3"><b>5.5</b></a>, <a class="iref" href="#rfc.xref.header.content-encoding.3">5.5</a>, <a class="iref" href="#rfc.xref.header.content-encoding.4">6.1</a></li>
    2112                   <li class="indline1">Content-Language header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-language.1">3.1</a>, <a class="iref" href="#rfc.iref.c.4"><b>5.6</b></a>, <a class="iref" href="#rfc.xref.header.content-language.2">6.1</a></li>
    2113                   <li class="indline1">Content-Location header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-location.1">3.1</a>, <a class="iref" href="#rfc.iref.c.5"><b>5.7</b></a>, <a class="iref" href="#rfc.xref.header.content-location.2">6.1</a></li>
    2114                   <li class="indline1">Content-MD5 header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-md5.1">3.1</a>, <a class="iref" href="#rfc.iref.c.6"><b>5.8</b></a>, <a class="iref" href="#rfc.xref.header.content-md5.2">6.1</a></li>
    2115                   <li class="indline1">Content-Type header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-type.1">2.3</a>, <a class="iref" href="#rfc.xref.header.content-type.2">3.1</a>, <a class="iref" href="#rfc.iref.c.7"><b>5.9</b></a>, <a class="iref" href="#rfc.xref.header.content-type.3">6.1</a></li>
    2116                   <li class="indline1">Content-Version header&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.9"><b>C.1</b></a></li>
     2068                  <li class="indline1">Content-Base header&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.14"><b>C.1</b></a></li>
     2069                  <li class="indline1">Content-Disposition header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.content-disposition.1">6.1</a>, <a class="iref" href="#rfc.xref.content-disposition.2">7.2</a>, <a class="iref" href="#rfc.iref.c.12"><b>B.1</b></a>, <a class="iref" href="#rfc.extref.c.32">B.1</a>, <a class="iref" href="#rfc.extref.c.50">D</a></li>
     2070                  <li class="indline1">Content-Encoding header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-encoding.1">2.2</a>, <a class="iref" href="#rfc.xref.header.content-encoding.2">3.1</a>, <a class="iref" href="#rfc.iref.c.7"><b>5.5</b></a>, <a class="iref" href="#rfc.xref.header.content-encoding.3">5.5</a>, <a class="iref" href="#rfc.xref.header.content-encoding.4">6.1</a></li>
     2071                  <li class="indline1">Content-Language header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-language.1">3.1</a>, <a class="iref" href="#rfc.iref.c.8"><b>5.6</b></a>, <a class="iref" href="#rfc.xref.header.content-language.2">6.1</a></li>
     2072                  <li class="indline1">Content-Location header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-location.1">3.1</a>, <a class="iref" href="#rfc.iref.c.9"><b>5.7</b></a>, <a class="iref" href="#rfc.xref.header.content-location.2">6.1</a></li>
     2073                  <li class="indline1">Content-MD5 header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-md5.1">3.1</a>, <a class="iref" href="#rfc.iref.c.10"><b>5.8</b></a>, <a class="iref" href="#rfc.xref.header.content-md5.2">6.1</a></li>
     2074                  <li class="indline1">Content-Type header&nbsp;&nbsp;<a class="iref" href="#rfc.xref.header.content-type.1">2.3</a>, <a class="iref" href="#rfc.xref.header.content-type.2">3.1</a>, <a class="iref" href="#rfc.iref.c.11"><b>5.9</b></a>, <a class="iref" href="#rfc.xref.header.content-type.3">6.1</a></li>
     2075                  <li class="indline1">Content-Version header&nbsp;&nbsp;<a class="iref" href="#rfc.iref.c.13"><b>C.1</b></a></li>
    21172076               </ul>
    21182077            </li>
    21192078            <li class="indline0"><a id="rfc.index.D" href="#rfc.index.D"><b>D</b></a><ul class="ind">
    2120                   <li class="indline1">deflate&nbsp;&nbsp;<a class="iref" href="#rfc.iref.d.1">2.2</a></li>
     2079                  <li class="indline1">deflate (Coding Format)&nbsp;&nbsp;<a class="iref" href="#rfc.iref.d.1">2.2</a></li>
    21212080                  <li class="indline1">Derived-From header&nbsp;&nbsp;<a class="iref" href="#rfc.iref.d.2"><b>C.1</b></a></li>
    21222081               </ul>
    … …  
    21752134                     </ul>
    21762135                  </li>
    2177                   <li class="indline1">gzip&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.3">2.2</a></li>
     2136                  <li class="indline1">gzip (Coding Format)&nbsp;&nbsp;<a class="iref" href="#rfc.iref.g.3">2.2</a></li>
    21782137               </ul>
    21792138            </li>
    … …  
    22042163            </li>
    22052164            <li class="indline0"><a id="rfc.index.I" href="#rfc.index.I"><b>I</b></a><ul class="ind">
    2206                   <li class="indline1">identity&nbsp;&nbsp;<a class="iref" href="#rfc.iref.i.1">2.2</a></li>
     2165                  <li class="indline1">identity (Coding Format)&nbsp;&nbsp;<a class="iref" href="#rfc.iref.i.1">2.2</a></li>
    22072166                  <li class="indline1"><em>ISO-8859-1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.ISO-8859-1.1">2.1.1</a>, <a class="iref" href="#ISO-8859-1"><b>9.1</b></a></li>
    22082167               </ul>
    … …  
    22172176            </li>
    22182177            <li class="indline0"><a id="rfc.index.P" href="#rfc.index.P"><b>P</b></a><ul class="ind">
    2219                   <li class="indline1"><em>Part1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.1">1.3</a>, <a class="iref" href="#rfc.xref.Part1.2">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.3">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.4">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.5">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.6">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.7">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.8">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.9">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.10">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.11">3.1</a>, <a class="iref" href="#rfc.xref.Part1.12">3.2</a>, <a class="iref" href="#rfc.xref.Part1.13">3.2.2</a>, <a class="iref" href="#rfc.xref.Part1.14">5.1</a>, <a class="iref" href="#rfc.xref.Part1.15">5.3</a>, <a class="iref" href="#Part1"><b>9.1</b></a>, <a class="iref" href="#rfc.xref.Part1.16">A.3</a>, <a class="iref" href="#rfc.xref.Part1.17">A.6</a>, <a class="iref" href="#rfc.xref.Part1.18">C.1</a><ul class="ind">
     2178                  <li class="indline1"><em>Part1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.1">1.3</a>, <a class="iref" href="#rfc.xref.Part1.2">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.3">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.4">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.5">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.6">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.7">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.8">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.9">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.10">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.11">2.2</a>, <a class="iref" href="#rfc.xref.Part1.12">2.2</a>, <a class="iref" href="#rfc.xref.Part1.13">2.2</a>, <a class="iref" href="#rfc.xref.Part1.14">3.1</a>, <a class="iref" href="#rfc.xref.Part1.15">3.2</a>, <a class="iref" href="#rfc.xref.Part1.16">3.2.2</a>, <a class="iref" href="#rfc.xref.Part1.17">5.1</a>, <a class="iref" href="#rfc.xref.Part1.18">5.3</a>, <a class="iref" href="#rfc.xref.Part1.19">6.2</a>, <a class="iref" href="#rfc.xref.Part1.20">6.2</a>, <a class="iref" href="#rfc.xref.Part1.21">6.2</a>, <a class="iref" href="#Part1"><b>9.1</b></a>, <a class="iref" href="#rfc.xref.Part1.22">A.3</a>, <a class="iref" href="#rfc.xref.Part1.23">A.6</a>, <a class="iref" href="#rfc.xref.Part1.24">C.1</a><ul class="ind">
    22202179                        <li class="indline1"><em>Section 1.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.1">1.3</a></li>
    22212180                        <li class="indline1"><em>Section 1.2.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.2">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.3">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.4">1.3.1</a>, <a class="iref" href="#rfc.xref.Part1.5">1.3.1</a></li>
    22222181                        <li class="indline1"><em>Section 2.6</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.6">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.9">1.3.2</a></li>
    22232182                        <li class="indline1"><em>Section 2.7.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.8">1.3.2</a></li>
    2224                         <li class="indline1"><em>Section 2.7.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.12">3.2</a></li>
    2225                         <li class="indline1"><em>Section 2.7.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.13">3.2.2</a></li>
    2226                         <li class="indline1"><em>Section 2.10.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.16">A.3</a></li>
    2227                         <li class="indline1"><em>Section 2.10.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.10">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.14">5.1</a>, <a class="iref" href="#rfc.xref.Part1.15">5.3</a></li>
    2228                         <li class="indline1"><em>Section 3.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.7">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.11">3.1</a></li>
    2229                         <li class="indline1"><em>Section 3.7</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.17">A.6</a></li>
     2183                        <li class="indline1"><em>Section 2.7.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.15">3.2</a></li>
     2184                        <li class="indline1"><em>Section 2.7.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.16">3.2.2</a></li>
     2185                        <li class="indline1"><em>Section 2.10.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.22">A.3</a></li>
     2186                        <li class="indline1"><em>Section 2.10.2.2.1</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.11">2.2</a>, <a class="iref" href="#rfc.xref.Part1.19">6.2</a></li>
     2187                        <li class="indline1"><em>Section 2.10.2.2.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.12">2.2</a>, <a class="iref" href="#rfc.xref.Part1.20">6.2</a></li>
     2188                        <li class="indline1"><em>Section 2.10.2.2.3</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.13">2.2</a>, <a class="iref" href="#rfc.xref.Part1.21">6.2</a></li>
     2189                        <li class="indline1"><em>Section 2.10.4</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.10">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.17">5.1</a>, <a class="iref" href="#rfc.xref.Part1.18">5.3</a></li>
     2190                        <li class="indline1"><em>Section 3.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.7">1.3.2</a>, <a class="iref" href="#rfc.xref.Part1.14">3.1</a></li>
     2191                        <li class="indline1"><em>Section 3.7</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.Part1.23">A.6</a></li>
    22302192                     </ul>
    22312193                  </li>
    … …  
    22562218                  <li class="indline1"><em>RFC1864</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC1864.1">5.8</a>, <a class="iref" href="#rfc.xref.RFC1864.2">5.8</a>, <a class="iref" href="#RFC1864"><b>9.1</b></a></li>
    22572219                  <li class="indline1"><em>RFC1945</em>&nbsp;&nbsp;<a class="iref" href="#RFC1945"><b>9.2</b></a>, <a class="iref" href="#rfc.xref.RFC1945.1">B</a></li>
    2258                   <li class="indline1"><em>RFC1950</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC1950.1">2.2</a>, <a class="iref" href="#rfc.xref.RFC1950.2">6.2</a>, <a class="iref" href="#rfc.xref.RFC1950.3">6.3</a>, <a class="iref" href="#RFC1950"><b>9.1</b></a></li>
    2259                   <li class="indline1"><em>RFC1951</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC1951.1">2.2</a>, <a class="iref" href="#RFC1951"><b>9.1</b></a></li>
    2260                   <li class="indline1"><em>RFC1952</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC1952.1">2.2</a>, <a class="iref" href="#rfc.xref.RFC1952.2">6.2</a>, <a class="iref" href="#rfc.xref.RFC1952.3">6.3</a>, <a class="iref" href="#RFC1952"><b>9.1</b></a></li>
     2220                  <li class="indline1"><em>RFC1950</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC1950.1">6.2</a>, <a class="iref" href="#RFC1950"><b>9.1</b></a></li>
     2221                  <li class="indline1"><em>RFC1952</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC1952.1">6.2</a>, <a class="iref" href="#RFC1952"><b>9.1</b></a></li>
    22612222                  <li class="indline1"><em>RFC2045</em>&nbsp;&nbsp;<a class="iref" href="#RFC2045"><b>9.1</b></a>, <a class="iref" href="#rfc.xref.RFC2045.1">A</a>, <a class="iref" href="#rfc.xref.RFC2045.2">A.1</a>, <a class="iref" href="#rfc.xref.RFC2045.3">A.2</a></li>
    22622223                  <li class="indline1"><em>RFC2046</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2046.1">2.3</a>, <a class="iref" href="#rfc.xref.RFC2046.2">2.3.2</a>, <a class="iref" href="#rfc.xref.RFC2046.3">3.2.1</a>, <a class="iref" href="#RFC2046"><b>9.1</b></a>, <a class="iref" href="#rfc.xref.RFC2046.4">A.2</a><ul class="ind">
    … …  
    22692230                     </ul>
    22702231                  </li>
    2271                   <li class="indline1"><em>RFC2068</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2068.1">9.1</a>, <a class="iref" href="#rfc.xref.RFC2068.2">9.1</a>, <a class="iref" href="#rfc.xref.RFC2068.3">9.1</a>, <a class="iref" href="#RFC2068"><b>9.2</b></a>, <a class="iref" href="#rfc.xref.RFC2068.4">B</a>, <a class="iref" href="#rfc.xref.RFC2068.5">C.1</a><ul class="ind">
    2272                         <li class="indline1"><em>Section 19.6.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2068.5">C.1</a></li>
     2232                  <li class="indline1"><em>RFC2068</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2068.1">9.1</a>, <a class="iref" href="#rfc.xref.RFC2068.2">9.1</a>, <a class="iref" href="#RFC2068"><b>9.2</b></a>, <a class="iref" href="#rfc.xref.RFC2068.3">B</a>, <a class="iref" href="#rfc.xref.RFC2068.4">C.1</a><ul class="ind">
     2233                        <li class="indline1"><em>Section 19.6.2</em>&nbsp;&nbsp;<a class="iref" href="#rfc.xref.RFC2068.4">C.1</a></li>
    22732234                     </ul>
    22742235                  </li>
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