With the string match you can not be sure that the string that you want compares is encapsulated in a single packet, then that mechanics does not work well if you want block some URLs. I don't know what you want but if you want block http traffic maybe is better for you squid. Hope this help. Jorge. El mié, 03-05-2006 a las 14:46 -0300, Filipe Mordhorst escribió: > Hello everyone, > > I was searching the net (including google) for the best way to take a > measurement for additional processor requirement and additional overhead > when adding a specific rule. > The fact is that I’m starting to work with the string match. A already know > how to implement it, but I need to know how it will affect my environment. > > Thanks for now > > Best regards, > ---- > Filipe Mordhorst > Brasil - SC > -- Jorge Isaac Davila Lopez Nicaragua Open Source +505 808 2478 davila@xxxxxxxxxxxxxxxxxxxxxxx