Ubuntu # vim /etc/network/interfaces auto eth0:0 iface eth0:0 inet static address 111.111.111.112 netmask 255.255.255.192 gateway 111.111.111.110 auto eth0:1 iface eth0:1 inet static address 111.111.111.113 netmask 255.255.255.192 gateway 111.111.111.110