RE: Cache control HTTP headers

And how squid behaves with a pragma: no-cache, it
doesn't cache the object and a request for that object
has a TCP_MISS as result or it caches the object then
a request for it must be validated and has a
TCP_CLIENT_REFRESH_MISS as result?

Regards,
    Leandro Scott

--- "Baumgaertel, Oliver"
<oliver.baumgaertel@siemens.com> wrote:

>
> Typically you'd use the "Expires" header with a
> negative time value,
> meaning a date string that's at least 1 second in
> the past.
>
> But "Cache-Control:" or "Pragma:" with a max-age=0,
> no-store or a
> no-cache directive should prevent any storing in a
> cache either, else
> it's not conform to the RFC. But it's true that
> there are still many
> caches ignoring those.
>
>
> -----Original Message-----
> From: Leandro Scott R.Z. Jacques
> [mailto:lsrzj@yahoo.com]
> Sent: Mittwoch, 9. November 2005 13:00
> To: squid-dev@squid-cache.org
> Subject: Cache control HTTP headers
>
> I know that there are many HTTP headers that are
> used
> to control how the cache has to behave with a given
> object. I need to know if there is a HTTP header
> that
> prevents the proxy cache to cache an object in any
> way. I've been reading and I noticed that pragma:
> no-cache doesn't prevent the cache to store an
> object,
> it only tells the cache to validate the object
> everytime it's requested by a client.
>
> Regards,
> Leandro Scott
>
>
>
>
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Received on Wed Nov 09 2005 - 05:44:32 MST