2009/9/18 Calvin Park <carrot@xxxxxxxxxxxx>: > HTTP/1.0 200 OK > Date: Tue, 01 Sep 2009 07:54:40 GMT > Server: thumbd-64bits/0.2.51 > Content-Length: 2798 > Content-Type: image/gif > Cache-Control: max-age=604800 > Last-Modified: Mon, 17 Aug 2009 04:40:33 GMT ===> It's ok > Expires: Tue, 08 Sep 2009 07:54:40 GMT ===> It's problem for me > Accept-Ranges: bytes Here you have both cache-control and expire headers. So squid will use cache-control firstly. It doesn't mean squid will not use the rules set by mod_expire. Jeff.