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Re: RE-VERSION

From: John Franks <john@math.nwu.edu>
Date: Mon, 11 Aug 1997 12:37:14 -0500 (CDT)
To: Josh <josh@early.com>
Cc: http-wg%cuckoo.hpl.hp.com@hplb.hpl.hp.com
Message-Id: <Pine.SUN.3.96.970811122908.7771A-100000@hopf.math.nwu.edu>
On Mon, 11 Aug 1997, Josh wrote:

> My original problems werent about the POST issue, but how a
> proxy would manage its cache.  When it records the entity
> in the cache, it would have a complicated heuristic to determine
> the entity version. 
> Dealing with a messy version number and deciding when
> an entity that you got from a 1.0 request is OK to serve
> a subsequent 1.1 client request is tricky.
> 
   <snip>
> 
> If the client is 1.1 and the server is 1.0, then the
> response version is correct in indicating the entity version
> number.
> 

I don't believe this is correct, Josh.  A 1.0 server responding
to a 1.1 proxy may use any 1.1 feature it chooses and is still
required to send a 1.0 version header.  Indeed, encouraging this
behavior is the rationale of the current specification.


John Franks 	Dept of Math. Northwestern University
		john@math.nwu.edu
Received on Monday, 11 August 1997 10:39:56 EDT

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