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From Eric Covener <>
Subject Re: [users@httpd] Expires question...
Date Wed, 02 Feb 2011 18:47:56 GMT
On Wed, Feb 2, 2011 at 1:29 PM, Tony Anecito <> wrote:
> Hi All,
> If the expires header is set initially at say 2 weeks in the future and the next
> day set to 1 week in the future when will the 1 week in the future be picked up
> by the brower or web cache that is in front of the web server that was set to 1
> week? Assuming no file name changes.

No, the client doesn't waste a roundtrip to see if changed before the
Expires: time indicated, so he never sees an updated header.

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