> and this is my iptables for squid transparent > iptables -t nat -A PREROUTING -i eth0 -s 192.168.10.10 > -p tcp --dport 80 -j ACCEPT > iptables -t nat -A PREROUTING -i eth1 -s 192.168.10/24 > -p tcp --dport 80 -j REDIRECT --to-port 8080 > iptables -t filter -A FORWARD -i eth1 -s 192.168.10/24 > -p tcp --dport 80 -j REJECT pls try below 2 iptables rules iptables -t nat -A PREROUTING -p tcp -i eth1 --dport 8080 -j REDIRECT --to-port 3128 iptables -A INPUT -i eth1 -d 192.168.10.10 -p tcp -s 192.168.101.0/24 --dport 3128 -j ACCEPT I assume 192.168.10.10 is the ip of squid proxy server's LAN ip. pls add this ip to client's gateway -- Thank you Indunil Jayasooriya