# The loopback network interface
auto lo eth0 eth1
iface lo inet loopback

iface eth0 inet static
  address 192.168.1.11
  netmask 255.255.255.0
  broadcast 192.168.1.255
  gateway 192.168.1.1

iface eth1 inet static
  address 10.0.0.100
  netmask 255.0.0.0
  broadcast 10.1.1.255