Hi all, Somebody it would know to say because of this error in the compilation of kernel 2.6.22.9, in system x86_64 net/netfilter/xt_tproxy.c:48: warning: initialization from incompatible pointer type net/netfilter/xt_tproxy.c:56: warning: initialization from incompatible pointer type I applied patch tproxy-4.0.3-2.6.22, in this kernel, iptables iptables-1-3.8.diff, and compiled squid-2.6STABLE17, and in going up of squid it returns. "Missing needed capability support. Will continue without tproxy support" Parameter of compiled squid Squid Cache: Version 2.6.STABLE17-20080108 configure options: '--sysconfdir=/etc/squid' '--enable-storeio=aufs,coss ,diskd,ufs' '--enable-poll' '--enable-delay-pools' '--enable-linux-tproxy' '--enable-htcp' '--enable-carp' '--with-pthreads' '--enable-underscores' '--enable-external--enable-arp-acl' '--enable-follow-x-forwarded-for' Regards Welisson