I know one good reason why - my firewall blocks the request, based on that header. My users get a message that the page is denied by security policy. If I could get squid to ignore the header, or rather filter it out, I'd be much happier. On Thu, Mar 27, 2008 at 5:24 PM, Henrik Nordstrom <henrik@xxxxxxxxxxxxxxxxxxx> wrote: > > On Wed, 2008-03-26 at 19:55 -0300, Pablo García wrote: > > Hi , Is there any way I can simply ignore the If-Modify-Since header > > that comes in the request to always return 200 OK, with the content > > attached ? > > Why? > > Regards > Henrik > >