!!! Installazione configurazione squid
Trasparent mode

/etc/squid.conf

1) Modificare 
''http_port 3128 transparent''

2) Aggiungere le linee 

''acl our_networks src $IPLAN/NETMASK 
http_access allow our_networks''


3) iptables NAT
iptables -t nat -A PREROUTING -i $ETHLAN -p tcp -m tcp --dport 80 -j DNAT --to-destination $IP_SERVER_PROXY:3128 

per controllo 
/var/log/squid/access.log