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Re: ETags vs Variants, was: Revising RFC2616 - what's happening

From: Justin Chapweske <justin@chapweske.com>
Date: Mon, 6 Nov 2006 16:03:36 -0600
Message-Id: <3BDEFCD0-3AAC-4394-94F1-4917421F180A@chapweske.com>
Cc: Henrik Nordstrom <hno@squid-cache.org>, Jamie Lokier <jamie@shareable.org>, HTTP Working Group <ietf-http-wg@w3.org>
To: Lisa Dusseault <lisa@osafoundation.org>

I think you guys are too quick to state that Squid and Apache define  
the entire HTTP world.  There are a lot of load balancers, switches,  
content delivery networks, etc. out there that make use of these  
features and continue to improve their support over time.

On Nov 4, 2006, at 1:14 PM, Lisa Dusseault wrote:

> Sounds like a trigger to at least consider obsoleting, dropping or  
> deprecating the feature.
>
> Lisa
>
> On Oct 22, 2006, at 5:22 AM, Henrik Nordstrom wrote:
>
>>
>> What we see today is that neither component really cares. Most  
>> servers
>> forgets to send Vary headers when they should, instead using no- 
>> cache to
>> solve the problem. And most caches sees Vary too complex and reads it
>> the same as no-store, or in some user-agent cases reads Vary  
>> wrongly as
>> "no-cache" (need to revalidate on every request) and additionally
>> getting the validation completely wrong.
>
Received on Monday, 6 November 2006 22:03:51 GMT

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