Mine
public text v1 · immutable cat /etc/network/interfaces
auto lo
iface lo inet loopback
auto eth0
iface eth0 inet dhcp
#auto eth1
#iface eth1 inet dhcp
#auto eth2
#iface eth2 inet dhcp
#auto ath0
#iface ath0 inet dhcp
auto wlan0
iface wlan0 inet dhcp