Changeset 2024


Ignore:
Timestamp:
Nov 29, 2012, 3:51:24 PM (7 years ago)
Author:
mnot@…
Message:

More adjustments to "Changes from RFC2616", based upon the issues list.

Location:
draft-ietf-httpbis/latest
Files:
6 edited

Legend:

Unmodified
Added
Removed
  • draft-ietf-httpbis/latest/p1-messaging.html

    r2018 r2024  
    449449  }
    450450  @bottom-center {
    451        content: "Expires June 2, 2013";
     451       content: "Expires June 3, 2013";
    452452  }
    453453  @bottom-right {
     
    491491      <meta name="dct.creator" content="Reschke, J. F.">
    492492      <meta name="dct.identifier" content="urn:ietf:id:draft-ietf-httpbis-p1-messaging-latest">
    493       <meta name="dct.issued" scheme="ISO8601" content="2012-11-29">
     493      <meta name="dct.issued" scheme="ISO8601" content="2012-11-30">
    494494      <meta name="dct.replaces" content="urn:ietf:rfc:2145">
    495495      <meta name="dct.replaces" content="urn:ietf:rfc:2616">
     
    520520            <tr>
    521521               <td class="left">Intended status: Standards Track</td>
    522                <td class="right">November 29, 2012</td>
     522               <td class="right">November 30, 2012</td>
    523523            </tr>
    524524            <tr>
    525                <td class="left">Expires: June 2, 2013</td>
     525               <td class="left">Expires: June 3, 2013</td>
    526526               <td class="right"></td>
    527527            </tr>
     
    551551         in progress”.
    552552      </p>
    553       <p>This Internet-Draft will expire on June 2, 2013.</p>
     553      <p>This Internet-Draft will expire on June 3, 2013.</p>
    554554      <h1><a id="rfc.copyrightnotice" href="#rfc.copyrightnotice">Copyright Notice</a></h1>
    555555      <p>Copyright © 2012 IETF Trust and the persons identified as the document authors. All rights reserved.</p>
     
    28242824      </p>
    28252825      <h2 id="rfc.section.A.2"><a href="#rfc.section.A.2">A.2</a>&nbsp;<a id="changes.from.rfc.2616" href="#changes.from.rfc.2616">Changes from RFC 2616</a></h2>
    2826       <p id="rfc.section.A.2.p.1">The HTTP-version ABNF production has been clarified to be case-sensitive. Additionally, version numbers has been restricted
     2826      <p id="rfc.section.A.2.p.1">HTTP's approach to error handling has been explained. (<a href="#conformance" title="Conformance and Error Handling">Section&nbsp;2.5</a>)
     2827      </p>
     2828      <p id="rfc.section.A.2.p.2">The expectation to support HTTP/0.9 requests has been removed.</p>
     2829      <p id="rfc.section.A.2.p.3">The term "Effective Request URI" has been introduced. (<a href="#effective.request.uri" title="Effective Request URI">Section&nbsp;5.5</a>)
     2830      </p>
     2831      <p id="rfc.section.A.2.p.4">HTTP messages can be (and often are) buffered by implementations; despite it sometimes being available as a stream, HTTP is
     2832         fundamentally a message-oriented protocol. (<a href="#http.message" title="Message Format">Section&nbsp;3</a>)
     2833      </p>
     2834      <p id="rfc.section.A.2.p.5">Minimum supported sizes for various protocol elements have been suggested, to improve interoperability.</p>
     2835      <p id="rfc.section.A.2.p.6">Header fields that span multiple lines ("line folding") are deprecated. (<a href="#field.parsing" title="Field Parsing">Section&nbsp;3.2.2</a>)
     2836      </p>
     2837      <p id="rfc.section.A.2.p.7">The HTTP-version ABNF production has been clarified to be case-sensitive. Additionally, version numbers has been restricted
    28272838         to single digits, due to the fact that implementations are known to handle multi-digit version numbers incorrectly. (<a href="#http.version" title="Protocol Versioning">Section&nbsp;2.6</a>)
    28282839      </p>
    2829       <p id="rfc.section.A.2.p.2">The "HTTPS" URI scheme is now defined by this specification; previously, it was done in <a href="http://tools.ietf.org/html/rfc2818#section-2.4">Section 2.4</a> of <a href="#RFC2818" id="rfc.xref.RFC2818.3"><cite title="HTTP Over TLS">[RFC2818]</cite></a>. (<a href="#https.uri" title="https URI scheme">Section&nbsp;2.7.2</a>)
    2830       </p>
    2831       <p id="rfc.section.A.2.p.3">Invalid whitespace around field-names is now required to be rejected, because accepting it represents a security vulnerability.
     2840      <p id="rfc.section.A.2.p.8">The HTTPS URI scheme is now defined by this specification; previously, it was done in <a href="http://tools.ietf.org/html/rfc2818#section-2.4">Section 2.4</a> of <a href="#RFC2818" id="rfc.xref.RFC2818.3"><cite title="HTTP Over TLS">[RFC2818]</cite></a>. (<a href="#https.uri" title="https URI scheme">Section&nbsp;2.7.2</a>)
     2841      </p>
     2842      <p id="rfc.section.A.2.p.9">The HTTPS URI scheme implies end-to-end security. (<a href="#https.uri" title="https URI scheme">Section&nbsp;2.7.2</a>)
     2843      </p>
     2844      <p id="rfc.section.A.2.p.10">Userinfo (i.e., username and password) are now disallowed in HTTP and HTTPS URIs, because of security issues related to their
     2845         transmission on the wire. (<a href="#http.uri" title="http URI scheme">Section&nbsp;2.7.1</a>)
     2846      </p>
     2847      <p id="rfc.section.A.2.p.11">Invalid whitespace around field-names is now required to be rejected, because accepting it represents a security vulnerability.
    28322848         (<a href="#header.fields" title="Header Fields">Section&nbsp;3.2</a>)
    28332849      </p>
    2834       <p id="rfc.section.A.2.p.4">The ABNF productions defining header fields now only list the field value. (<a href="#header.fields" title="Header Fields">Section&nbsp;3.2</a>)
    2835       </p>
    2836       <p id="rfc.section.A.2.p.5">Rules about implicit linear whitespace between certain grammar productions have been removed; now whitespace is only allowed
     2850      <p id="rfc.section.A.2.p.12">The ABNF productions defining header fields now only list the field value. (<a href="#header.fields" title="Header Fields">Section&nbsp;3.2</a>)
     2851      </p>
     2852      <p id="rfc.section.A.2.p.13">Rules about implicit linear whitespace between certain grammar productions have been removed; now whitespace is only allowed
    28372853         where specifically defined in the ABNF. (<a href="#whitespace" title="Whitespace">Section&nbsp;3.2.1</a>)
    28382854      </p>
    2839       <p id="rfc.section.A.2.p.6">The NUL octet is no longer allowed in comment and quoted-string text. (<a href="#field.components" title="Field value components">Section&nbsp;3.2.4</a>)
    2840       </p>
    2841       <p id="rfc.section.A.2.p.7">The quoted-pair rule no longer allows escaping control characters other than HTAB. (<a href="#field.components" title="Field value components">Section&nbsp;3.2.4</a>)
    2842       </p>
    2843       <p id="rfc.section.A.2.p.8">Non-ASCII content in header fields and the reason phrase has been obsoleted and made opaque (the TEXT rule was removed). (<a href="#field.components" title="Field value components">Section&nbsp;3.2.4</a>)
    2844       </p>
    2845       <p id="rfc.section.A.2.p.9">Bogus "<a href="#header.content-length" class="smpl">Content-Length</a>" header fields are now required to be handled as errors by recipients. (<a href="#header.content-length" id="rfc.xref.header.content-length.2" title="Content-Length">Section&nbsp;3.3.2</a>)
    2846       </p>
    2847       <p id="rfc.section.A.2.p.10">The "identity" transfer-coding value token has been removed. (Sections <a href="#message.body" title="Message Body">3.3</a> and <a href="#transfer.codings" title="Transfer Codings">4</a>)
    2848       </p>
    2849       <p id="rfc.section.A.2.p.11">"multipart/byteranges" is no longer a way of determining message body length detection. (<a href="#message.body.length" title="Message Body Length">Section&nbsp;3.3.3</a>)
    2850       </p>
    2851       <p id="rfc.section.A.2.p.12">CONNECT is a new, special case in determining message body length. (<a href="#message.body.length" title="Message Body Length">Section&nbsp;3.3.3</a>)
    2852       </p>
    2853       <p id="rfc.section.A.2.p.13">Chunk length does not include the count of the octets in the chunk header and trailer. (<a href="#chunked.encoding" title="Chunked Transfer Coding">Section&nbsp;4.1</a>)
    2854       </p>
    2855       <p id="rfc.section.A.2.p.14">Use of chunk extensions is deprecated, and line folding in them is disallowed. (<a href="#chunked.encoding" title="Chunked Transfer Coding">Section&nbsp;4.1</a>)
    2856       </p>
    2857       <p id="rfc.section.A.2.p.15">The path-absolute + query components of RFC3986 have been used to define the request-target, instead of abs_path from RFC
     2855      <p id="rfc.section.A.2.p.14">The NUL octet is no longer allowed in comment and quoted-string text, and handling of backslash-escaping in them has been
     2856         clarified. (<a href="#field.components" title="Field value components">Section&nbsp;3.2.4</a>)
     2857      </p>
     2858      <p id="rfc.section.A.2.p.15">The quoted-pair rule no longer allows escaping control characters other than HTAB. (<a href="#field.components" title="Field value components">Section&nbsp;3.2.4</a>)
     2859      </p>
     2860      <p id="rfc.section.A.2.p.16">Non-ASCII content in header fields and the reason phrase has been obsoleted and made opaque (the TEXT rule was removed). (<a href="#field.components" title="Field value components">Section&nbsp;3.2.4</a>)
     2861      </p>
     2862      <p id="rfc.section.A.2.p.17">Bogus "<a href="#header.content-length" class="smpl">Content-Length</a>" header fields are now required to be handled as errors by recipients. (<a href="#header.content-length" id="rfc.xref.header.content-length.2" title="Content-Length">Section&nbsp;3.3.2</a>)
     2863      </p>
     2864      <p id="rfc.section.A.2.p.18">The "identity" transfer-coding value token has been removed. (Sections <a href="#message.body" title="Message Body">3.3</a> and <a href="#transfer.codings" title="Transfer Codings">4</a>)
     2865      </p>
     2866      <p id="rfc.section.A.2.p.19">The algorithm for determining the message body length has been clarified to indicate all of the special cases (e.g., driven
     2867         by methods or status codes) that affect it, and that new protocol elements cannot define such special cases. (<a href="#message.body.length" title="Message Body Length">Section&nbsp;3.3.3</a>)
     2868      </p>
     2869      <p id="rfc.section.A.2.p.20">"multipart/byteranges" is no longer a way of determining message body length detection. (<a href="#message.body.length" title="Message Body Length">Section&nbsp;3.3.3</a>)
     2870      </p>
     2871      <p id="rfc.section.A.2.p.21">CONNECT is a new, special case in determining message body length. (<a href="#message.body.length" title="Message Body Length">Section&nbsp;3.3.3</a>)
     2872      </p>
     2873      <p id="rfc.section.A.2.p.22">Chunk length does not include the count of the octets in the chunk header and trailer. (<a href="#chunked.encoding" title="Chunked Transfer Coding">Section&nbsp;4.1</a>)
     2874      </p>
     2875      <p id="rfc.section.A.2.p.23">Use of chunk extensions is deprecated, and line folding in them is disallowed. (<a href="#chunked.encoding" title="Chunked Transfer Coding">Section&nbsp;4.1</a>)
     2876      </p>
     2877      <p id="rfc.section.A.2.p.24">The path-absolute + query components of RFC3986 have been used to define the request-target, instead of abs_path from RFC
    28582878         1808. (<a href="#request-target" title="Request Target">Section&nbsp;5.3</a>)
    28592879      </p>
    2860       <p id="rfc.section.A.2.p.16">The asterisk form of the request-target is only allowed in the OPTIONS method. (<a href="#request-target" title="Request Target">Section&nbsp;5.3</a>)
    2861       </p>
    2862       <p id="rfc.section.A.2.p.17">Exactly when "close" connection options have to be sent has been clarified. (<a href="#header.connection" id="rfc.xref.header.connection.10" title="Connection">Section&nbsp;6.1</a>)
    2863       </p>
    2864       <p id="rfc.section.A.2.p.18">"hop-by-hop" header fields are required to appear in the Connection header field; just because they're defined as hop-by-hop
     2880      <p id="rfc.section.A.2.p.25">The asterisk form of the request-target is only allowed in the OPTIONS method. (<a href="#request-target" title="Request Target">Section&nbsp;5.3</a>)
     2881      </p>
     2882      <p id="rfc.section.A.2.p.26">Exactly when "close" connection options have to be sent has been clarified. (<a href="#header.connection" id="rfc.xref.header.connection.10" title="Connection">Section&nbsp;6.1</a>)
     2883      </p>
     2884      <p id="rfc.section.A.2.p.27">"hop-by-hop" header fields are required to appear in the Connection header field; just because they're defined as hop-by-hop
    28652885         in this specification doesn't exempt them. (<a href="#header.connection" id="rfc.xref.header.connection.11" title="Connection">Section&nbsp;6.1</a>)
    28662886      </p>
    2867       <p id="rfc.section.A.2.p.19">The limit of two connections per server has been removed. (<a href="#persistent.connections" title="Persistent Connections">Section&nbsp;6.2</a>)
    2868       </p>
    2869       <p id="rfc.section.A.2.p.20">An idempotent sequence of requests is no longer required to be retried. (<a href="#persistent.connections" title="Persistent Connections">Section&nbsp;6.2</a>)
    2870       </p>
    2871       <p id="rfc.section.A.2.p.21">The requirement to retry requests under certain circumstances when the server prematurely closes the connection has been removed.
     2887      <p id="rfc.section.A.2.p.28">The limit of two connections per server has been removed. (<a href="#persistent.connections" title="Persistent Connections">Section&nbsp;6.2</a>)
     2888      </p>
     2889      <p id="rfc.section.A.2.p.29">An idempotent sequence of requests is no longer required to be retried. (<a href="#persistent.connections" title="Persistent Connections">Section&nbsp;6.2</a>)
     2890      </p>
     2891      <p id="rfc.section.A.2.p.30">The requirement to retry requests under certain circumstances when the server prematurely closes the connection has been removed.
    28722892         (<a href="#persistent.reuse" title="Reuse">Section&nbsp;6.2.2</a>)
    28732893      </p>
    2874       <p id="rfc.section.A.2.p.22">Some extraneous requirements about when servers are allowed to close connections prematurely have been removed. (<a href="#persistent.connections" title="Persistent Connections">Section&nbsp;6.2</a>)
    2875       </p>
    2876       <p id="rfc.section.A.2.p.23">The semantics of the <a href="#header.upgrade" class="smpl">Upgrade</a> header field is now defined in responses other than 101 (this was incorporated from <a href="#RFC2817" id="rfc.xref.RFC2817.3"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>). (<a href="#header.upgrade" id="rfc.xref.header.upgrade.3" title="Upgrade">Section&nbsp;6.3</a>)
    2877       </p>
    2878       <p id="rfc.section.A.2.p.24">Registration of Transfer Codings now requires IETF Review (<a href="#transfer.coding.registry" title="Transfer Coding Registry">Section&nbsp;7.4</a>)
    2879       </p>
    2880       <p id="rfc.section.A.2.p.25">This specification now defines the Upgrade Token Registry, previously defined in <a href="http://tools.ietf.org/html/rfc2817#section-7.2">Section 7.2</a> of <a href="#RFC2817" id="rfc.xref.RFC2817.4"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>. (<a href="#upgrade.token.registry" title="Upgrade Token Registry">Section&nbsp;7.6</a>)
    2881       </p>
    2882       <p id="rfc.section.A.2.p.26">Empty list elements in list productions have been deprecated. (<a href="#abnf.extension" title="ABNF list extension: #rule">Appendix&nbsp;B</a>)
     2894      <p id="rfc.section.A.2.p.31">Some extraneous requirements about when servers are allowed to close connections prematurely have been removed. (<a href="#persistent.connections" title="Persistent Connections">Section&nbsp;6.2</a>)
     2895      </p>
     2896      <p id="rfc.section.A.2.p.32">The semantics of the <a href="#header.upgrade" class="smpl">Upgrade</a> header field is now defined in responses other than 101 (this was incorporated from <a href="#RFC2817" id="rfc.xref.RFC2817.3"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>). (<a href="#header.upgrade" id="rfc.xref.header.upgrade.3" title="Upgrade">Section&nbsp;6.3</a>)
     2897      </p>
     2898      <p id="rfc.section.A.2.p.33">Registration of Transfer Codings now requires IETF Review (<a href="#transfer.coding.registry" title="Transfer Coding Registry">Section&nbsp;7.4</a>)
     2899      </p>
     2900      <p id="rfc.section.A.2.p.34">The meaning of the "deflate" content coding has been clarified. (<a href="#deflate.coding" title="Deflate Coding">Section&nbsp;4.2.2</a>)
     2901      </p>
     2902      <p id="rfc.section.A.2.p.35">This specification now defines the Upgrade Token Registry, previously defined in <a href="http://tools.ietf.org/html/rfc2817#section-7.2">Section 7.2</a> of <a href="#RFC2817" id="rfc.xref.RFC2817.4"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>. (<a href="#upgrade.token.registry" title="Upgrade Token Registry">Section&nbsp;7.6</a>)
     2903      </p>
     2904      <p id="rfc.section.A.2.p.36">Empty list elements in list productions (e.g., a list header containing ", ,") have been deprecated. (<a href="#abnf.extension" title="ABNF list extension: #rule">Appendix&nbsp;B</a>)
     2905      </p>
     2906      <p id="rfc.section.A.2.p.37">Issues with the Keep-Alive and Proxy-Connection headers in requests are pointed out, with use of the latter being discouraged
     2907         altogether. (<a href="#compatibility.with.http.1.0.persistent.connections" title="Keep-Alive Connections">Appendix&nbsp;A.1.2</a>)
    28832908      </p>
    28842909      <h1 id="rfc.section.B"><a href="#rfc.section.B">B.</a>&nbsp;<a id="abnf.extension" href="#abnf.extension">ABNF list extension: #rule</a></h1>
  • draft-ietf-httpbis/latest/p1-messaging.xml

    r2012 r2024  
    47194719<section title="Changes from RFC 2616" anchor="changes.from.rfc.2616">
    47204720<t>
     4721  HTTP's approach to error handling has been explained.
     4722  (<xref target="conformance"/>)
     4723</t>
     4724<t>
     4725  The expectation to support HTTP/0.9 requests has been removed.
     4726</t>
     4727<t>
     4728  The term "Effective Request URI" has been introduced.
     4729  (<xref target="effective.request.uri" />)
     4730</t>
     4731<t>
     4732  HTTP messages can be (and often are) buffered by implementations; despite
     4733  it sometimes being available as a stream, HTTP is fundamentally a
     4734  message-oriented protocol.
     4735  (<xref target="http.message" />)
     4736</t>
     4737<t>
     4738  Minimum supported sizes for various protocol elements have been
     4739  suggested, to improve interoperability.
     4740</t>
     4741<t>
     4742  Header fields that span multiple lines ("line folding") are deprecated.
     4743  (<xref target="field.parsing" />)
     4744</t>
     4745<t>
    47214746  The HTTP-version ABNF production has been clarified to be case-sensitive.
    47224747  Additionally, version numbers has been restricted to single digits, due
     
    47264751</t>
    47274752<t>
    4728   The "HTTPS" URI scheme is now defined by this specification; previously,
     4753  The HTTPS URI scheme is now defined by this specification; previously,
    47294754  it was done in  <xref target="RFC2818" x:fmt="of" x:sec="2.4"/>.
    47304755  (<xref target="https.uri"/>)
     4756</t>
     4757<t>
     4758  The HTTPS URI scheme implies end-to-end security.
     4759  (<xref target="https.uri"/>)
     4760</t>
     4761<t>
     4762  Userinfo (i.e., username and password) are now disallowed in HTTP and
     4763  HTTPS URIs, because of security issues related to their transmission on the
     4764  wire.
     4765  (<xref target="http.uri" />)
    47314766</t>
    47324767<t>
     
    47464781</t>
    47474782<t> 
    4748   The NUL octet is no longer allowed in comment and quoted-string text.
     4783  The NUL octet is no longer allowed in comment and quoted-string text, and
     4784  handling of backslash-escaping in them has been clarified.
    47494785  (<xref target="field.components"/>)
    47504786</t> 
     
    47684804  (Sections <xref format="counter" target="message.body"/> and
    47694805  <xref format="counter" target="transfer.codings"/>)
     4806</t>
     4807<t>
     4808  The algorithm for determining the message body length has been clarified
     4809  to indicate all of the special cases (e.g., driven by methods or status
     4810  codes) that affect it, and that new protocol elements cannot define such
     4811  special cases.
     4812  (<xref target="message.body.length"/>)
    47704813</t>
    47714814<t>
     
    48374880</t>
    48384881<t>
     4882  The meaning of the "deflate" content coding has been clarified.
     4883  (<xref target="deflate.coding" />)
     4884</t>
     4885<t>
    48394886  This specification now defines the Upgrade Token Registry, previously
    48404887  defined in <xref target="RFC2817" x:fmt="of" x:sec="7.2"/>.
     
    48424889</t>
    48434890<t>
    4844   Empty list elements in list productions have been deprecated.
     4891  Empty list elements in list productions (e.g., a list header containing
     4892  ", ,") have been deprecated.
    48454893  (<xref target="abnf.extension"/>)
     4894</t>
     4895<t>
     4896  Issues with the Keep-Alive and Proxy-Connection headers in requests
     4897  are pointed out, with use of the latter being discouraged altogether.
     4898  (<xref target="compatibility.with.http.1.0.persistent.connections" />)
    48464899</t>
    48474900</section>
  • draft-ietf-httpbis/latest/p2-semantics.html

    r2023 r2024  
    449449  }
    450450  @bottom-center {
    451        content: "Expires June 2, 2013";
     451       content: "Expires June 3, 2013";
    452452  }
    453453  @bottom-right {
     
    496496      <meta name="dct.creator" content="Reschke, J. F.">
    497497      <meta name="dct.identifier" content="urn:ietf:id:draft-ietf-httpbis-p2-semantics-latest">
    498       <meta name="dct.issued" scheme="ISO8601" content="2012-11-29">
     498      <meta name="dct.issued" scheme="ISO8601" content="2012-11-30">
    499499      <meta name="dct.replaces" content="urn:ietf:rfc:2616">
    500500      <meta name="dct.abstract" content="The Hypertext Transfer Protocol (HTTP) is an application-level protocol for distributed, collaborative, hypertext information systems. This document defines the semantics of HTTP/1.1 messages, as expressed by request methods, request header fields, response status codes, and response header fields, along with the payload of messages (metadata and body content) and mechanisms for content negotiation.">
     
    524524            <tr>
    525525               <td class="left">Intended status: Standards Track</td>
    526                <td class="right">November 29, 2012</td>
     526               <td class="right">November 30, 2012</td>
    527527            </tr>
    528528            <tr>
    529                <td class="left">Expires: June 2, 2013</td>
     529               <td class="left">Expires: June 3, 2013</td>
    530530               <td class="right"></td>
    531531            </tr>
     
    555555         in progress”.
    556556      </p>
    557       <p>This Internet-Draft will expire on June 2, 2013.</p>
     557      <p>This Internet-Draft will expire on June 3, 2013.</p>
    558558      <h1><a id="rfc.copyrightnotice" href="#rfc.copyrightnotice">Copyright Notice</a></h1>
    559559      <p>Copyright © 2012 IETF Trust and the persons identified as the document authors. All rights reserved.</p>
     
    40874087      </p>
    40884088      <h1 id="rfc.section.C"><a href="#rfc.section.C">C.</a>&nbsp;<a id="changes.from.rfc.2616" href="#changes.from.rfc.2616">Changes from RFC 2616</a></h1>
    4089       <p id="rfc.section.C.p.1"> <a href="#header.content-location" class="smpl">Content-Location</a> no longer sets a base URI, due to poor implementation support (which was caused by too many broken servers emitting bogus
     4089      <p id="rfc.section.C.p.1">The term "representation" is introduced, replacing both "entity" and "variant."</p>
     4090      <p id="rfc.section.C.p.2"> <a href="#header.content-location" class="smpl">Content-Location</a> no longer sets a base URI, due to poor implementation support (which was caused by too many broken servers emitting bogus
    40904091         Content-Location header fields, and also the potentially undesirable effect of potentially breaking relative links in content-negotiated
    40914092         resources). (<a href="#header.content-location" id="rfc.xref.header.content-location.5" title="Content-Location">Section&nbsp;3.1.4.2</a>)
    40924093      </p>
    4093       <p id="rfc.section.C.p.2">The definition of POST has been clarified. (<a href="#POST" id="rfc.xref.POST.4" title="POST">Section&nbsp;5.3.3</a>)
    4094       </p>
    4095       <p id="rfc.section.C.p.3">Servers are no longer required to handle all Content-* header fields in requests. (<a href="#PUT" id="rfc.xref.PUT.4" title="PUT">Section&nbsp;5.3.4</a>)
    4096       </p>
    4097       <p id="rfc.section.C.p.4">Use of <a href="p5-range.html#header.content-range" class="smpl">Content-Range</a> is explicitly banned on PUT requests. (<a href="#PUT" id="rfc.xref.PUT.5" title="PUT">Section&nbsp;5.3.4</a>)
    4098       </p>
    4099       <p id="rfc.section.C.p.5">The CONNECT method is now defined by this specification, taking over from <a href="#RFC2817" id="rfc.xref.RFC2817.2"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>. (<a href="#CONNECT" id="rfc.xref.CONNECT.3" title="CONNECT">Section&nbsp;5.3.6</a>)
    4100       </p>
    4101       <p id="rfc.section.C.p.6">The requirements upon and semantics of CONNECT request and response bodies have been clarified. (<a href="#CONNECT" id="rfc.xref.CONNECT.4" title="CONNECT">Section&nbsp;5.3.6</a>)
    4102       </p>
    4103       <p id="rfc.section.C.p.7">The <a href="#OPTIONS" class="smpl">OPTIONS</a> and <a href="#TRACE" class="smpl">TRACE</a> request methods are now defined as being safe. (<a href="#OPTIONS" id="rfc.xref.OPTIONS.4" title="OPTIONS">Section&nbsp;5.3.7</a> and <a href="#TRACE" id="rfc.xref.TRACE.5" title="TRACE">Section&nbsp;5.3.8</a>)
    4104       </p>
    4105       <p id="rfc.section.C.p.8">The <a href="#header.max-forwards" class="smpl">Max-Forwards</a> header field is now restricted to the OPTIONS and TRACE methods (previously, extension methods could have used it as well).
     4094      <p id="rfc.section.C.p.3">Rules for identifying the payload of a message have been defined. (<a href="#identifying.payload" title="Identifying a Representation">Section&nbsp;3.1.4.1</a>)
     4095      </p>
     4096      <p id="rfc.section.C.p.4">GET requests can have a body; it just has no meaning. (<a href="#GET" id="rfc.xref.GET.4" title="GET">Section&nbsp;5.3.1</a>)
     4097      </p>
     4098      <p id="rfc.section.C.p.5">The definition of POST has been clarified. (<a href="#POST" id="rfc.xref.POST.4" title="POST">Section&nbsp;5.3.3</a>)
     4099      </p>
     4100      <p id="rfc.section.C.p.6">Servers are no longer required to handle all Content-* header fields in requests. (<a href="#PUT" id="rfc.xref.PUT.4" title="PUT">Section&nbsp;5.3.4</a>)
     4101      </p>
     4102      <p id="rfc.section.C.p.7">Use of <a href="p5-range.html#header.content-range" class="smpl">Content-Range</a> is explicitly banned on PUT requests. (<a href="#PUT" id="rfc.xref.PUT.5" title="PUT">Section&nbsp;5.3.4</a>)
     4103      </p>
     4104      <p id="rfc.section.C.p.8">The CONNECT method is now defined by this specification, taking over from <a href="#RFC2817" id="rfc.xref.RFC2817.2"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>. (<a href="#CONNECT" id="rfc.xref.CONNECT.3" title="CONNECT">Section&nbsp;5.3.6</a>)
     4105      </p>
     4106      <p id="rfc.section.C.p.9">The requirements upon and semantics of CONNECT request and response bodies have been clarified. (<a href="#CONNECT" id="rfc.xref.CONNECT.4" title="CONNECT">Section&nbsp;5.3.6</a>)
     4107      </p>
     4108      <p id="rfc.section.C.p.10">The <a href="#OPTIONS" class="smpl">OPTIONS</a> and <a href="#TRACE" class="smpl">TRACE</a> request methods are now defined as being safe. (<a href="#OPTIONS" id="rfc.xref.OPTIONS.4" title="OPTIONS">Section&nbsp;5.3.7</a> and <a href="#TRACE" id="rfc.xref.TRACE.5" title="TRACE">Section&nbsp;5.3.8</a>)
     4109      </p>
     4110      <p id="rfc.section.C.p.11">The <a href="#header.max-forwards" class="smpl">Max-Forwards</a> header field is now restricted to the OPTIONS and TRACE methods (previously, extension methods could have used it as well).
    41064111         (<a href="#header.max-forwards" id="rfc.xref.header.max-forwards.5" title="Max-Forwards">Section&nbsp;6.1.1</a>)
    41074112      </p>
    4108       <p id="rfc.section.C.p.9">The ABNF for the "<a href="#header.expect" class="smpl">Expect</a>" header field has been both fixed (allowing parameters for value-less expectations as well) and simplified (allowing trailing
     4113      <p id="rfc.section.C.p.12">The ABNF for the "<a href="#header.expect" class="smpl">Expect</a>" header field has been both fixed (allowing parameters for value-less expectations as well) and simplified (allowing trailing
    41094114         semicolons after "100-continue" when they were invalid before). (<a href="#header.expect" id="rfc.xref.header.expect.4" title="Expect">Section&nbsp;6.1.2</a>)
    41104115      </p>
    4111       <p id="rfc.section.C.p.10">Special casing for ISO-8859-1 in <a href="#header.accept-charset" class="smpl">Accept-Charset</a> has been removed. (<a href="#header.accept-charset" id="rfc.xref.header.accept-charset.4" title="Accept-Charset">Section&nbsp;6.3.3</a>)
    4112       </p>
    4113       <p id="rfc.section.C.p.11">The <a href="#header.referer" class="smpl">Referer</a> header field can now have a value of "about:blank" as an alternative to not sending a Referer header field. (<a href="#header.referer" id="rfc.xref.header.referer.3" title="Referer">Section&nbsp;6.5.2</a>)
    4114       </p>
    4115       <p id="rfc.section.C.p.12">The <a href="#status.201" class="smpl">201 (Created)</a> status code can indicate that more than one resource has been created (as well as just one).
    4116       </p>
    4117       <p id="rfc.section.C.p.13">The definition of <a href="#status.203" class="smpl">203 (Non-Authoritative Information)</a> has been broadened to include cases of payload transformations as well. (<a href="#status.203" id="rfc.xref.status.203.3" title="203 Non-Authoritative Information">Section&nbsp;7.3.4</a>)
    4118       </p>
    4119       <p id="rfc.section.C.p.14">Redirect status codes <a href="#status.301" class="smpl">301</a>, <a href="#status.302" class="smpl">302</a>, and <a href="#status.307" class="smpl">307</a> no longer have normative requirements on response payloads and user interaction. (<a href="#status.3xx" id="rfc.xref.status.3xx.1" title="Redirection 3xx">Section&nbsp;7.4</a>)
    4120       </p>
    4121       <p id="rfc.section.C.p.15">The request methods that are safe to automatically redirect is no longer a closed set; user agents are able to make that determination
     4116      <p id="rfc.section.C.p.13">Special casing for ISO-8859-1 in <a href="#header.accept-charset" class="smpl">Accept-Charset</a> has been removed. (<a href="#header.accept-charset" id="rfc.xref.header.accept-charset.4" title="Accept-Charset">Section&nbsp;6.3.3</a>)
     4117      </p>
     4118      <p id="rfc.section.C.p.14">Requirements for sending the Date header field have been clarified. (<a href="#header.date" id="rfc.xref.header.date.4" title="Date">Section&nbsp;8.1.1.2</a>)
     4119      </p>
     4120      <p id="rfc.section.C.p.15">The <a href="#header.referer" class="smpl">Referer</a> header field can now have a value of "about:blank" as an alternative to not sending a Referer header field. (<a href="#header.referer" id="rfc.xref.header.referer.3" title="Referer">Section&nbsp;6.5.2</a>)
     4121      </p>
     4122      <p id="rfc.section.C.p.16">The <a href="#status.201" class="smpl">201 (Created)</a> status code can indicate that more than one resource has been created (as well as just one).
     4123      </p>
     4124      <p id="rfc.section.C.p.17">The definition of <a href="#status.203" class="smpl">203 (Non-Authoritative Information)</a> has been broadened to include cases of payload transformations as well. (<a href="#status.203" id="rfc.xref.status.203.3" title="203 Non-Authoritative Information">Section&nbsp;7.3.4</a>)
     4125      </p>
     4126      <p id="rfc.section.C.p.18">Redirect status codes <a href="#status.301" class="smpl">301</a>, <a href="#status.302" class="smpl">302</a>, and <a href="#status.307" class="smpl">307</a> no longer have normative requirements on response payloads and user interaction. (<a href="#status.3xx" id="rfc.xref.status.3xx.1" title="Redirection 3xx">Section&nbsp;7.4</a>)
     4127      </p>
     4128      <p id="rfc.section.C.p.19">The request methods that are safe to automatically redirect is no longer a closed set; user agents are able to make that determination
    41224129         based upon the request method semantics. (<a href="#status.3xx" id="rfc.xref.status.3xx.2" title="Redirection 3xx">Section&nbsp;7.4</a>)
    41234130      </p>
    4124       <p id="rfc.section.C.p.16">The syntax of the <a href="#header.location" class="smpl">Location</a> header field has been corrected to allow URI references (including relative references and fragments), along with some clarifications
     4131      <p id="rfc.section.C.p.20">The syntax of the <a href="#header.location" class="smpl">Location</a> header field has been corrected to allow URI references (including relative references and fragments), along with some clarifications
    41254132         as to when use of fragments would not be appropriate. (<a href="#header.location" id="rfc.xref.header.location.5" title="Location">Section&nbsp;8.1.2</a>)
    41264133      </p>
    4127       <p id="rfc.section.C.p.17">The 303 (See Other) status code is now cacheable, if explicit freshness information is available. (<a href="#status.303" id="rfc.xref.status.303.3" title="303 See Other">Section&nbsp;7.4.4</a>)
    4128       </p>
    4129       <p id="rfc.section.C.p.18">User agents are now allowed to rewrite the method from POST to GET for status codes <a href="#status.301" class="smpl">301</a> and <a href="#status.302" class="smpl">302</a>. (Sections <a href="#status.301" id="rfc.xref.status.301.3" title="301 Moved Permanently">7.4.2</a>, <a href="#status.302" id="rfc.xref.status.302.3" title="302 Found">7.4.3</a> and <a href="#status.307" id="rfc.xref.status.307.3" title="307 Temporary Redirect">7.4.7</a>)
    4130       </p>
    4131       <p id="rfc.section.C.p.19">The <a href="#status.305" class="smpl">305 (Use Proxy)</a> status code is now deprecated, because user agents did not implement it. It used to indicate that the target resource needed
     4134      <p id="rfc.section.C.p.21">The 303 (See Other) status code is now cacheable, if explicit freshness information is available. (<a href="#status.303" id="rfc.xref.status.303.3" title="303 See Other">Section&nbsp;7.4.4</a>)
     4135      </p>
     4136      <p id="rfc.section.C.p.22">User agents are now allowed to rewrite the method from POST to GET for status codes <a href="#status.301" class="smpl">301</a> and <a href="#status.302" class="smpl">302</a>. (Sections <a href="#status.301" id="rfc.xref.status.301.3" title="301 Moved Permanently">7.4.2</a>, <a href="#status.302" id="rfc.xref.status.302.3" title="302 Found">7.4.3</a> and <a href="#status.307" id="rfc.xref.status.307.3" title="307 Temporary Redirect">7.4.7</a>)
     4137      </p>
     4138      <p id="rfc.section.C.p.23">The <a href="#status.305" class="smpl">305 (Use Proxy)</a> status code is now deprecated, because user agents did not implement it. It used to indicate that the target resource needed
    41324139         to be accessed through the proxy given by the <a href="#header.location" class="smpl">Location</a> field. The recipient was expected to repeat this single request via the proxy. (<a href="#status.305" id="rfc.xref.status.305.3" title="305 Use Proxy">Section&nbsp;7.4.5</a>)
    41334140      </p>
    4134       <p id="rfc.section.C.p.20">The <a href="#status.400" class="smpl">400 (Bad Request)</a> status code has been made more generic; it isn't limited to syntax errors. (<a href="#status.400" id="rfc.xref.status.400.3" title="400 Bad Request">Section&nbsp;7.5.1</a>)
    4135       </p>
    4136       <p id="rfc.section.C.p.21">The <a href="#status.403" class="smpl">403 (Forbidden)</a> status code has been clarified, especially with regards to authentication. (<a href="#status.403" id="rfc.xref.status.403.3" title="403 Forbidden">Section&nbsp;7.5.3</a>)
    4137       </p>
    4138       <p id="rfc.section.C.p.22">The <a href="#status.426" class="smpl">426 (Upgrade Required)</a> status code has been incorporated from <a href="#RFC2817" id="rfc.xref.RFC2817.3"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>. (<a href="#status.426" id="rfc.xref.status.426.3" title="426 Upgrade Required">Section&nbsp;7.5.15</a>)
    4139       </p>
    4140       <p id="rfc.section.C.p.23"> <a href="#header.allow" class="smpl">Allow</a> has been reclassified as a response header field, removing the option to specify it in a PUT request. (<a href="#header.allow" id="rfc.xref.header.allow.4" title="Allow">Section&nbsp;8.4.1</a>)
    4141       </p>
    4142       <p id="rfc.section.C.p.24">Requirements relating to the content of the Allow header have been relaxed; correspondingly, clients are not required to always
     4141      <p id="rfc.section.C.p.24">The <a href="#status.400" class="smpl">400 (Bad Request)</a> status code has been made more generic; it isn't limited to syntax errors. (<a href="#status.400" id="rfc.xref.status.400.3" title="400 Bad Request">Section&nbsp;7.5.1</a>)
     4142      </p>
     4143      <p id="rfc.section.C.p.25">The <a href="#status.403" class="smpl">403 (Forbidden)</a> status code has been clarified, especially with regards to authentication. (<a href="#status.403" id="rfc.xref.status.403.3" title="403 Forbidden">Section&nbsp;7.5.3</a>)
     4144      </p>
     4145      <p id="rfc.section.C.p.26">The <a href="#status.426" class="smpl">426 (Upgrade Required)</a> status code has been incorporated from <a href="#RFC2817" id="rfc.xref.RFC2817.3"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>. (<a href="#status.426" id="rfc.xref.status.426.3" title="426 Upgrade Required">Section&nbsp;7.5.15</a>)
     4146      </p>
     4147      <p id="rfc.section.C.p.27"> <a href="#header.allow" class="smpl">Allow</a> has been reclassified as a response header field, removing the option to specify it in a PUT request. (<a href="#header.allow" id="rfc.xref.header.allow.4" title="Allow">Section&nbsp;8.4.1</a>)
     4148      </p>
     4149      <p id="rfc.section.C.p.28">Requirements relating to the content of the Allow header have been relaxed; correspondingly, clients are not required to always
    41434150         trust its value. (<a href="#header.allow" id="rfc.xref.header.allow.5" title="Allow">Section&nbsp;8.4.1</a>)
    41444151      </p>
    4145       <p id="rfc.section.C.p.25">The requirement to produce a <a href="p1-messaging.html#header.via" class="smpl">Via</a> header field has been moved from the description of the <a href="#header.server" class="smpl">Server</a> header field to <a href="p1-messaging.html#header.via" title="Via">Section 5.7</a> of <a href="#Part1" id="rfc.xref.Part1.44"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing">[Part1]</cite></a>. (<a href="#header.server" id="rfc.xref.header.server.4" title="Server">Section&nbsp;8.4.2</a>)
    4146       </p>
    4147       <p id="rfc.section.C.p.26">The contexts that charset is used in have been clarified. (<a href="#charset" title="Charset">Section&nbsp;3.1.1.2</a>)
    4148       </p>
    4149       <p id="rfc.section.C.p.27">The default charset of "ISO-8859-1" for text media types has been removed; the default now is whatever the media type definition
     4152      <p id="rfc.section.C.p.29">The requirement to produce a <a href="p1-messaging.html#header.via" class="smpl">Via</a> header field has been moved from the description of the <a href="#header.server" class="smpl">Server</a> header field to <a href="p1-messaging.html#header.via" title="Via">Section 5.7</a> of <a href="#Part1" id="rfc.xref.Part1.44"><cite title="Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing">[Part1]</cite></a>. (<a href="#header.server" id="rfc.xref.header.server.4" title="Server">Section&nbsp;8.4.2</a>)
     4153      </p>
     4154      <p id="rfc.section.C.p.30">The contexts that charset is used in have been clarified. (<a href="#charset" title="Charset">Section&nbsp;3.1.1.2</a>)
     4155      </p>
     4156      <p id="rfc.section.C.p.31">The default charset of "ISO-8859-1" for text media types has been removed; the default now is whatever the media type definition
    41504157         says. (<a href="#canonicalization.and.text.defaults" title="Canonicalization and Text Defaults">Section&nbsp;3.1.1.3</a>)
    41514158      </p>
    4152       <p id="rfc.section.C.p.28">Registration of Content Codings now requires IETF Review. (<a href="#content.coding.registry" title="Content Coding Registry">Section&nbsp;9.4</a>)
    4153       </p>
    4154       <p id="rfc.section.C.p.29">The Content-MD5 header field has been removed, because it was inconsistently implemented with respect to partial responses,
     4159      <p id="rfc.section.C.p.32">Registration of Content Codings now requires IETF Review. (<a href="#content.coding.registry" title="Content Coding Registry">Section&nbsp;9.4</a>)
     4160      </p>
     4161      <p id="rfc.section.C.p.33">The Content-MD5 header field has been removed, because it was inconsistently implemented with respect to partial responses,
    41554162         and also because of known deficiencies in the hash algorithm itself (see <a href="#RFC6151" id="rfc.xref.RFC6151.1"><cite title="Updated Security Considerations for the MD5 Message-Digest and the HMAC-MD5 Algorithms">[RFC6151]</cite></a> for details).
    41564163      </p>
    4157       <p id="rfc.section.C.p.30">This specification introduces a Method Registry. (<a href="#method.registry" title="Method Registry">Section&nbsp;9.1</a>)
    4158       </p>
    4159       <p id="rfc.section.C.p.31">The Status Code Registry is now defined by this specification; previously, it was defined in <a href="http://tools.ietf.org/html/rfc2817#section-7.1">Section 7.1</a> of <a href="#RFC2817" id="rfc.xref.RFC2817.4"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>. (<a href="#status.code.registry" title="Status Code Registry">Section&nbsp;9.2</a>)
    4160       </p>
    4161       <p id="rfc.section.C.p.32">References to the "identity" transfer-coding value token have been removed. (<a href="#no.content-transfer-encoding" id="rfc.xref.no.content-transfer-encoding.1" title="No Content-Transfer-Encoding">Appendix&nbsp;A.5</a>)
    4162       </p>
    4163       <p id="rfc.section.C.p.33">The Content-Disposition header field is now defined by <a href="#RFC6266" id="rfc.xref.RFC6266.2"><cite title="Use of the Content-Disposition Header Field in the Hypertext Transfer Protocol (HTTP)">[RFC6266]</cite></a>. (<a href="#additional.features" title="Additional Features">Appendix&nbsp;B</a>)
     4164      <p id="rfc.section.C.p.34">This specification introduces a Method Registry. (<a href="#method.registry" title="Method Registry">Section&nbsp;9.1</a>)
     4165      </p>
     4166      <p id="rfc.section.C.p.35">The Status Code Registry is now defined by this specification; previously, it was defined in <a href="http://tools.ietf.org/html/rfc2817#section-7.1">Section 7.1</a> of <a href="#RFC2817" id="rfc.xref.RFC2817.4"><cite title="Upgrading to TLS Within HTTP/1.1">[RFC2817]</cite></a>. (<a href="#status.code.registry" title="Status Code Registry">Section&nbsp;9.2</a>)
     4167      </p>
     4168      <p id="rfc.section.C.p.36">References to the "identity" transfer-coding value token have been removed. (<a href="#no.content-transfer-encoding" id="rfc.xref.no.content-transfer-encoding.1" title="No Content-Transfer-Encoding">Appendix&nbsp;A.5</a>)
     4169      </p>
     4170      <p id="rfc.section.C.p.37">The Content-Disposition header field is now defined by <a href="#RFC6266" id="rfc.xref.RFC6266.2"><cite title="Use of the Content-Disposition Header Field in the Hypertext Transfer Protocol (HTTP)">[RFC6266]</cite></a>. (<a href="#additional.features" title="Additional Features">Appendix&nbsp;B</a>)
    41644171      </p>
    41654172      <h1 id="rfc.section.D"><a href="#rfc.section.D">D.</a>&nbsp;<a id="imported.abnf" href="#imported.abnf">Imported ABNF</a></h1>
     
    44144421            </li>
    44154422            <li><a id="rfc.index.D" href="#rfc.index.D"><b>D</b></a><ul>
    4416                   <li>Date header field&nbsp;&nbsp;<a href="#rfc.xref.header.date.1">3.3</a>, <a href="#rfc.xref.header.date.2">8.1</a>, <a href="#rfc.iref.d.3"><b>8.1.1.2</b></a>, <a href="#rfc.xref.header.date.3">9.3.2</a></li>
     4423                  <li>Date header field&nbsp;&nbsp;<a href="#rfc.xref.header.date.1">3.3</a>, <a href="#rfc.xref.header.date.2">8.1</a>, <a href="#rfc.iref.d.3"><b>8.1.1.2</b></a>, <a href="#rfc.xref.header.date.3">9.3.2</a>, <a href="#rfc.xref.header.date.4">C</a></li>
    44174424                  <li>deflate (content coding)&nbsp;&nbsp;<a href="#rfc.iref.d.1"><b>3.1.2.1</b></a></li>
    44184425                  <li>DELETE method&nbsp;&nbsp;<a href="#rfc.xref.DELETE.1">5.1</a>, <a href="#rfc.iref.d.2"><b>5.3.5</b></a>, <a href="#rfc.xref.DELETE.2">9.1.3</a></li>
     
    44334440            </li>
    44344441            <li><a id="rfc.index.G" href="#rfc.index.G"><b>G</b></a><ul>
    4435                   <li>GET method&nbsp;&nbsp;<a href="#rfc.xref.GET.1">3.3</a>, <a href="#rfc.xref.GET.2">5.1</a>, <a href="#rfc.iref.g.18"><b>5.3.1</b></a>, <a href="#rfc.xref.GET.3">9.1.3</a></li>
     4442                  <li>GET method&nbsp;&nbsp;<a href="#rfc.xref.GET.1">3.3</a>, <a href="#rfc.xref.GET.2">5.1</a>, <a href="#rfc.iref.g.18"><b>5.3.1</b></a>, <a href="#rfc.xref.GET.3">9.1.3</a>, <a href="#rfc.xref.GET.4">C</a></li>
    44364443                  <li><tt>Grammar</tt>&nbsp;&nbsp;
    44374444                     <ul>
  • draft-ietf-httpbis/latest/p2-semantics.xml

    r2023 r2024  
    56525652<section title="Changes from RFC 2616" anchor="changes.from.rfc.2616">
    56535653<t>
     5654  The term "representation" is introduced, replacing both "entity" and
     5655  "variant."
     5656</t>
     5657<t>
    56545658  <x:ref>Content-Location</x:ref> no longer sets a base URI, due to poor
    56555659  implementation support (which was caused by too many broken servers emitting
     
    56605664</t>
    56615665<t>
     5666  Rules for identifying the payload of a message have been defined.
     5667  (<xref target="identifying.payload" />)
     5668</t>
     5669<t>
     5670  GET requests can have a body; it just has no meaning.
     5671  (<xref target="GET"/>)
     5672</t>
     5673<t>
    56625674  The definition of POST has been clarified.
    56635675  (<xref target="POST"/>)
     
    57045716  removed.
    57055717  (<xref target="header.accept-charset"/>)
     5718</t>
     5719<t>
     5720  Requirements for sending the Date header field have been clarified.
     5721  (<xref target="header.date"/>)
    57065722</t>
    57075723<t>
  • draft-ietf-httpbis/latest/p4-conditional.html

    r2022 r2024  
    449449  }
    450450  @bottom-center {
    451        content: "Expires June 2, 2013";
     451       content: "Expires June 3, 2013";
    452452  }
    453453  @bottom-right {
     
    491491      <meta name="dct.creator" content="Reschke, J. F.">
    492492      <meta name="dct.identifier" content="urn:ietf:id:draft-ietf-httpbis-p4-conditional-latest">
    493       <meta name="dct.issued" scheme="ISO8601" content="2012-11-29">
     493      <meta name="dct.issued" scheme="ISO8601" content="2012-11-30">
    494494      <meta name="dct.replaces" content="urn:ietf:rfc:2616">
    495495      <meta name="dct.abstract" content="The Hypertext Transfer Protocol (HTTP) is an application-level protocol for distributed, collaborative, hypertext information systems. This document defines HTTP/1.1 conditional requests, including metadata header fields for indicating state changes, request header fields for making preconditions on such state, and rules for constructing the responses to a conditional request when one or more preconditions evaluate to false.">
     
    517517            </tr>
    518518            <tr>
    519                <td class="left">Expires: June 2, 2013</td>
    520                <td class="right">November 29, 2012</td>
     519               <td class="left">Expires: June 3, 2013</td>
     520               <td class="right">November 30, 2012</td>
    521521            </tr>
    522522         </tbody>
     
    545545         in progress”.
    546546      </p>
    547       <p>This Internet-Draft will expire on June 2, 2013.</p>
     547      <p>This Internet-Draft will expire on June 3, 2013.</p>
    548548      <h1><a id="rfc.copyrightnotice" href="#rfc.copyrightnotice">Copyright Notice</a></h1>
    549549      <p>Copyright © 2012 IETF Trust and the persons identified as the document authors. All rights reserved.</p>
     
    13001300      <p id="rfc.section.A.p.3">The <a href="#header.etag" class="smpl">ETag</a> header field ABNF has been changed to not use quoted-string, thus avoiding escaping issues. (<a href="#header.etag" id="rfc.xref.header.etag.3" title="ETag">Section&nbsp;2.3</a>)
    13011301      </p>
    1302       <p id="rfc.section.A.p.4">The precedence for evaluation of conditional requests has been defined. (<a href="#precedence" title="Precedence">Section&nbsp;5</a>)
     1302      <p id="rfc.section.A.p.4">ETag is defined to provide an entity tag for the selected representation, thereby clarifying what it applies to in various
     1303         situations (such as a PUT response). (<a href="#header.etag" id="rfc.xref.header.etag.4" title="ETag">Section&nbsp;2.3</a>)
     1304      </p>
     1305      <p id="rfc.section.A.p.5">The precedence for evaluation of conditional requests has been defined. (<a href="#precedence" title="Precedence">Section&nbsp;5</a>)
    13031306      </p>
    13041307      <h1 id="rfc.section.B"><a href="#rfc.section.B">B.</a>&nbsp;<a id="imported.abnf" href="#imported.abnf">Imported ABNF</a></h1>
     
    13831386            </li>
    13841387            <li><a id="rfc.index.E" href="#rfc.index.E"><b>E</b></a><ul>
    1385                   <li>ETag header field&nbsp;&nbsp;<a href="#rfc.xref.header.etag.1">2</a>, <a href="#rfc.iref.e.1"><b>2.3</b></a>, <a href="#rfc.xref.header.etag.2">6.2</a>, <a href="#rfc.xref.header.etag.3">A</a></li>
     1388                  <li>ETag header field&nbsp;&nbsp;<a href="#rfc.xref.header.etag.1">2</a>, <a href="#rfc.iref.e.1"><b>2.3</b></a>, <a href="#rfc.xref.header.etag.2">6.2</a>, <a href="#rfc.xref.header.etag.3">A</a>, <a href="#rfc.xref.header.etag.4">A</a></li>
    13861389               </ul>
    13871390            </li>
  • draft-ietf-httpbis/latest/p4-conditional.xml

    r2022 r2024  
    13811381</t>
    13821382<t>
     1383  ETag is defined to provide an entity tag for the selected representation,
     1384  thereby clarifying what it applies to in various situations (such as a
     1385  PUT response).
     1386  (<xref target="header.etag" />)
     1387</t>
     1388<t>
    13831389  The precedence for evaluation of conditional requests has been defined.
    13841390  (<xref target="precedence" />)
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