Changeset 138 for draft-ietf-httpbis/latest/p6-cache.html
- Timestamp:
- 03/01/08 18:03:02 (14 years ago)
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draft-ietf-httpbis/latest/p6-cache.html
r137 r138 1814 1814 <h1 id="rfc.section.A"><a href="#rfc.section.A">A.</a> <a id="compatibility" href="#compatibility">Compatibility with Previous Versions</a></h1> 1815 1815 <h2 id="rfc.section.A.1"><a href="#rfc.section.A.1">A.1</a> <a id="changes.from.rfc.2068" href="#changes.from.rfc.2068">Changes from RFC 2068</a></h2> 1816 <p id="rfc.section.A.1.p.1">A case was missed in the Cache-Control model of HTTP/1.1; s-maxage was introduced to add this missing case. (Sections <a href="#response.cacheability" title="Response Cacheability">2.4</a>, <a href="#header.cache-control" id="rfc.xref.header.cache-control.11" title="Cache-Control">3.2</a>, <a href="#modifications.of.the.basic.expiration.mechanism" title="Modifications of the Basic Expiration Mechanism">3.2.3</a>) 1817 </p> 1818 <p id="rfc.section.A.1.p.2">The Cache-Control: max-age directive was not properly defined for responses. (<a href="#modifications.of.the.basic.expiration.mechanism" title="Modifications of the Basic Expiration Mechanism">Section 3.2.3</a>) 1819 </p> 1820 <p id="rfc.section.A.1.p.3">Warnings could be cached incorrectly, or not updated appropriately. (Section <a href="#warnings" title="Warnings">2.1.2</a>, <a href="#expiration.calculations" title="Expiration Calculations">2.2.4</a>, <a href="#non-modifiable.headers" title="Non-modifiable Headers">2.5.2</a>, <a href="#combining.headers" title="Combining Headers">2.5.3</a>, <a href="#modifications.of.the.basic.expiration.mechanism" title="Modifications of the Basic Expiration Mechanism">3.2.3</a>, and <a href="#header.warning" id="rfc.xref.header.warning.6" title="Warning">3.6</a>) Warning also needed to be a general header, as PUT or other methods may have need for it in requests. 1816 <p id="rfc.section.A.1.p.1">Transfer-coding and message lengths all interact in ways that required fixing exactly when chunked encoding is used (to allow 1817 for transfer encoding that may not be self delimiting); it was important to straighten out exactly how message lengths are 1818 computed. (<a href="#non-modifiable.headers" title="Non-modifiable Headers">Section 2.5.2</a>, see also <a href="#Part1" id="rfc.xref.Part1.7"><cite title="HTTP/1.1, part 1: URIs, Connections, and Message Parsing">[Part1]</cite></a>, <a href="#Part3" id="rfc.xref.Part3.3"><cite title="HTTP/1.1, part 3: Message Payload and Content Negotiation">[Part3]</cite></a> and <a href="#Part5" id="rfc.xref.Part5.3"><cite title="HTTP/1.1, part 5: Range Requests and Partial Responses">[Part5]</cite></a>) 1819 </p> 1820 <p id="rfc.section.A.1.p.2">A case was missed in the Cache-Control model of HTTP/1.1; s-maxage was introduced to add this missing case. (Sections <a href="#response.cacheability" title="Response Cacheability">2.4</a>, <a href="#header.cache-control" id="rfc.xref.header.cache-control.11" title="Cache-Control">3.2</a>, <a href="#modifications.of.the.basic.expiration.mechanism" title="Modifications of the Basic Expiration Mechanism">3.2.3</a>) 1821 </p> 1822 <p id="rfc.section.A.1.p.3">The Cache-Control: max-age directive was not properly defined for responses. (<a href="#modifications.of.the.basic.expiration.mechanism" title="Modifications of the Basic Expiration Mechanism">Section 3.2.3</a>) 1823 </p> 1824 <p id="rfc.section.A.1.p.4">Warnings could be cached incorrectly, or not updated appropriately. (Section <a href="#warnings" title="Warnings">2.1.2</a>, <a href="#expiration.calculations" title="Expiration Calculations">2.2.4</a>, <a href="#non-modifiable.headers" title="Non-modifiable Headers">2.5.2</a>, <a href="#combining.headers" title="Combining Headers">2.5.3</a>, <a href="#modifications.of.the.basic.expiration.mechanism" title="Modifications of the Basic Expiration Mechanism">3.2.3</a>, and <a href="#header.warning" id="rfc.xref.header.warning.6" title="Warning">3.6</a>) Warning also needed to be a general header, as PUT or other methods may have need for it in requests. 1821 1825 </p> 1822 1826 <h2 id="rfc.section.A.2"><a href="#rfc.section.A.2">A.2</a> <a id="changes.from.rfc.2616" href="#changes.from.rfc.2616">Changes from RFC 2616</a></h2> … … 2018 2022 </li> 2019 2023 <li class="indline0"><a id="rfc.index.P" href="#rfc.index.P"><b>P</b></a><ul class="ind"> 2020 <li class="indline1"><em>Part1</em> <a class="iref" href="#rfc.xref.Part1.1">2.2.3</a>, <a class="iref" href="#rfc.xref.Part1.2">2.5.1</a>, <a class="iref" href="#rfc.xref.Part1.3">2.5.2</a>, <a class="iref" href="#rfc.xref.Part1.4">2.5.2</a>, <a class="iref" href="#rfc.xref.Part1.5">2.6</a>, <a class="iref" href="#rfc.xref.Part1.6">3.3</a>, <a class="iref" href="#Part1"><b>7.1</b></a> <ul class="ind">2024 <li class="indline1"><em>Part1</em> <a class="iref" href="#rfc.xref.Part1.1">2.2.3</a>, <a class="iref" href="#rfc.xref.Part1.2">2.5.1</a>, <a class="iref" href="#rfc.xref.Part1.3">2.5.2</a>, <a class="iref" href="#rfc.xref.Part1.4">2.5.2</a>, <a class="iref" href="#rfc.xref.Part1.5">2.6</a>, <a class="iref" href="#rfc.xref.Part1.6">3.3</a>, <a class="iref" href="#Part1"><b>7.1</b></a>, <a class="iref" href="#rfc.xref.Part1.7">A.1</a><ul class="ind"> 2021 2025 <li class="indline1"><em>Section 3.3.1</em> <a class="iref" href="#rfc.xref.Part1.6">3.3</a></li> 2022 2026 <li class="indline1"><em>Section 4.2</em> <a class="iref" href="#rfc.xref.Part1.5">2.6</a></li> … … 2030 2034 </ul> 2031 2035 </li> 2032 <li class="indline1"><em>Part3</em> <a class="iref" href="#rfc.xref.Part3.1">2.5.2</a>, <a class="iref" href="#rfc.xref.Part3.2">2.6</a>, <a class="iref" href="#Part3"><b>7.1</b></a> <ul class="ind">2036 <li class="indline1"><em>Part3</em> <a class="iref" href="#rfc.xref.Part3.1">2.5.2</a>, <a class="iref" href="#rfc.xref.Part3.2">2.6</a>, <a class="iref" href="#Part3"><b>7.1</b></a>, <a class="iref" href="#rfc.xref.Part3.3">A.1</a><ul class="ind"> 2033 2037 <li class="indline1"><em>Section 3.2.2</em> <a class="iref" href="#rfc.xref.Part3.1">2.5.2</a></li> 2034 2038 <li class="indline1"><em>Section 4.1</em> <a class="iref" href="#rfc.xref.Part3.2">2.6</a></li> … … 2041 2045 </ul> 2042 2046 </li> 2043 <li class="indline1"><em>Part5</em> <a class="iref" href="#rfc.xref.Part5.1">2.5.3</a>, <a class="iref" href="#rfc.xref.Part5.2">2.8</a>, <a class="iref" href="#Part5"><b>7.1</b></a> <ul class="ind">2047 <li class="indline1"><em>Part5</em> <a class="iref" href="#rfc.xref.Part5.1">2.5.3</a>, <a class="iref" href="#rfc.xref.Part5.2">2.8</a>, <a class="iref" href="#Part5"><b>7.1</b></a>, <a class="iref" href="#rfc.xref.Part5.3">A.1</a><ul class="ind"> 2044 2048 <li class="indline1"><em>Section 4</em> <a class="iref" href="#rfc.xref.Part5.1">2.5.3</a>, <a class="iref" href="#rfc.xref.Part5.2">2.8</a></li> 2045 2049 </ul>
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