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Re: If-Modified-Since and forged dated

From: Balint Nagy Endre <bne@bne.ind.eunet.hu>
Date: Wed, 16 Aug 1995 22:17:05 +0200 (MET DST)
Message-Id: <199508162017.WAA00397@bne.ind.eunet.hu>
To: Shel Kaphan <sjk@amazon.com>
Cc: http wg discussion <http-wg%cuckoo.hpl.hp.com@hplb.hpl.hp.com>
Shel Kaphan writes:
> Shel Kaphan writes:
>  > 
>  > Uh, never mind what I just said about future last-modified dates.
>  > It might be OK for GET if-modified-since, but obviously fails for
>  > plain GETs.
>  > 
>  > --Shel

> I retract this retraction.
> A proxy cache that cares at all about last-modified
> should always use GET if-modified-since once it has the document
> cached at all.
Except in the presence of the Pragma: no-cache in the request.
Unfortunately CERN HTTPD/3.0 uses GET if-modified-since and passes the pragma -
which in turn has no effect, and I can't force a cache refresh!

Received on Wednesday, 16 August 1995 13:20:08 UTC

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