Changeset 563 for draft-ietf-httpbis/latest/p4-conditional.xml
- Timestamp:
- 24/03/09 20:48:26 (13 years ago)
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- 1 edited
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draft-ietf-httpbis/latest/p4-conditional.xml
r547 r563 602 602 change whenever the associated entity changes in a semantically 603 603 significant way. 604 <list><t> 605 <x:h>Note:</x:h> in order to provide semantically transparent caching, an 606 origin server must avoid reusing a specific strong entity tag 607 value for two different entities, or reusing a specific weak 608 entity tag value for two semantically different entities. Cache 609 entries might persist for arbitrarily long periods, regardless of 610 expiration times, so it might be inappropriate to expect that a 611 cache will never again attempt to validate an entry using a 612 validator that it obtained at some point in the past. 613 </t></list> 614 </t> 604 </t> 605 <x:note> 606 <t> 607 <x:h>Note:</x:h> in order to provide semantically transparent caching, an 608 origin server must avoid reusing a specific strong entity tag 609 value for two different entities, or reusing a specific weak 610 entity tag value for two semantically different entities. Cache 611 entries might persist for arbitrarily long periods, regardless of 612 expiration times, so it might be inappropriate to expect that a 613 cache will never again attempt to validate an entry using a 614 validator that it obtained at some point in the past. 615 </t> 616 </x:note> 615 617 <t> 616 618 HTTP/1.1 clients:
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