auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static
#hwaddress ether 00:15:C5:A5:92:2C
address 10.20.3.43
netmask 255.255.255.0
gateway 10.20.3.1

iface eth1 inet static
address 10.40.95.20
netmask 255.255.255.0
gateway 10.40.95.1

#auto eth2
#iface eth2 inet dhcp

#auto ath0
#iface ath0 inet dhcp

#auto wlan0
#iface wlan0 inet dhcp