auto lo
iface lo inet loopback

auto eth0
iface eth0 inet dhcp
address 195.0.181.194
broadcast 195.0.181.255
netmask 255.255.255.0

#auto eth1
#iface eth1 inet dhcp

#auto eth2
#iface eth2 inet dhcp

#auto ath0
#iface ath0 inet dhcp

#auto wlan0
#iface wlan0 inet dhcp