On 12/20/05, Wim.Van.Leuven@xxxxxx <Wim.Van.Leuven@xxxxxx> wrote: > > Doesn't the cache verify the last mod times of the remote URLs? It can probably do this, with the appropriate http response headers (Cache-control: must-revalidate), but is that what you really want? What is the point of the cache if it needs to make a request to the origin server every time? > If configuring the max-age=0 is there still functionality in the caching or will it continuously expire? I'm talking about using that http request header in a client-side request for the purpose of purging the cache. I'm not talking about sending that as an http response header. > How can we control the headers in the source server? Is it apache? If so, you can use mod_expires or mod_headers. Joshua.