Don't forget to turn forwarding on too. sysctl -w net.ipv4.ip_forward=1 Johnny Hughes wrote: >You need to do ip-masquerading to pass traffic thru a linux box as a >gateway. That requires 2 NICs and an iptables script which does >masquerading > >I use this script to setup that kind of box: >http://ldp.hughesjr.com/HOWTO/IP-Masquerade-HOWTO/stronger-firewall-examples.html#RC.FIREWALL-2.4.X-STRONGER > > > >