Web filtering for the Squid proxy

http://www.quintolabs.com

http://www.quintolabs.com/support_center.php

http://www.howtoforge.com/tiny-web-proxy-and-content-filtering-appliance-on-centos-6-version-1.4

http://issues.quintolabs.com/trac/quintolabs_qlicap/wiki/QlicapDocsInstall

yum install wget system-config-firewall-tui squid

wget http://www.quintolabs.com/qlproxy/binaries/1.4.2/qlproxy-1.4.2-32d12.i386.rpm

yum --nogpgcheck localinstall qlproxy-1.4.2-32d12.i386.rpm

vi /etc/squid/squid.conf

http_access allow localnet
acl localnet src 192.168.0.0/16
visible_hostname       proxy

chkconfig squid on
service squid start

system-config-firewall-tui

Open HTTP (80), HTTPS (443) and add a custom port 3128 (tcp protocol).