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Re: Expires header vs Vary header

From: Alex Rousskov <rousskov@measurement-factory.com>
Date: Mon, 8 Dec 2003 12:52:15 -0700 (MST)
To: Julian Reschke <julian.reschke@gmx.de>
Cc: ietf-http-wg@w3.org
Message-ID: <Pine.BSF.4.53.0312081102150.93213@measurement-factory.com>

On Mon, 8 Dec 2003, Julian Reschke wrote:

> Until now all is working as expected, however after receiving a 304
> for the first time, Mozilla now issues the GET requests *every* time
> (instead of using the cached response for another 60 seconds).
> Removing the "Vary" header from the responses "fixes" this
> behaviour. Am I missing an dependency between "Vary" and "Expires"
> (and/or possible strong ETags) I should be aware of?

I am not aware of such dependencies. I would have guessed that Mozilla
does not update Expires header when receiving a 304 response, but then
it would probably not have worked without the Vary either.

Received on Monday, 8 December 2003 14:53:42 UTC

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