Amos, Thanks for your answer, but I have some questions. Can you help me? Let´s go > A waste of resources doing any of these in performance-critical situations. > >> --enable-useragent-log \ >> --enable-referer-log \ >> --enable-arp-acl \ Normally we don't need handle these headers? > This one is seriously BAD to do when performance is even slightly important. > >> --disable-internal-dns \ For permomance, the internal dns is better than dnsserver? > Then you get the whole configuration arguments.... but I'll leave that for > now. > > Amos Thanks for your help. > -- > Please be using > Current Stable Squid 2.7.STABLE5 or 3.0.STABLE11 > Current Beta Squid 3.1.0.3 >