auto lo iface lo inet loopback ############### LAN 1 auto eth0 iface eth0 inet static address 172.20.10.254 netmask 255.255.255.0 network 172.20.10.0 ############### LAN 2 auto eth1 iface eth1 inet static address 172.20.12.254 netmask 255.255.255.0 network 172.20.12.0 ############### WAN 1 auto eth2 iface eth2 inet static address 192.168.1.129 netmask 255.255.255.128 network 192.168.1.128 rt 101 rt-gw 192.168.1.254 rt-fwmark 0x66 rt-localuser test ############### WAN 2 auto eth3 iface eth3 inet static address 192.168.1.2 netmask 255.255.255.128 network 192.168.1.0 rt 102 rt-gw 192.168.1.1 rt-fwmark 0x67 gateway 192.168.1.1