Something

oot@dindingapi:~# cat /etc/network/interfaces
# /etc/network/interfaces -- configuration file for ifup(8), ifdown(8)

auto lo
iface lo inet loopback


iface eth0 inet dhcp
address 192.168.1.2
netmask 255.255.255.0
network 192.168.1.0
broadcast 192.168.1.255
gateway 192.168.1.1

iface ath0 inet static
address 10.1.1.1
netmask 255.255.255.0
network 10.1.1.0
broadcast 10.1.1.255
wireless-mode Ad-Hoc
wireless-channel 14
wireless-essid dindingapi

auto ath0

auto eth0

iface dsl-provider inet ppp
pre-up /sbin/ifconfig eth0 up # line maintained by pppoeconf
provider dsl-provider

auto eth0:avah

iface eth0:avah inet manual
root@dindingapi:~#