~$ cat /etc/network/interfaces
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet static
address 192.168.178.11
netmask 255.255.255.0
gateway 192.168.178.1
auto eth1
#iface eth1 inet dhcp
auto eth2
#iface eth2 inet dhcp
auto ath0
#iface ath0 inet dhcp
auto wlan0
#iface wlan0 inet dhcp