Setting IP di Ubuntu 11.10 (text)

$ sudo pico /etc/network/interfaces

auto eth1
iface eth1 inet static

address 192.168.1.206

netmask 255.255.255.0

network 192.168.1.0

broarcast 192.168.1.255

gateway 192.168.1.1

auto eth0
iface eth0 inet static

address 192.168.8.1
netmask 255.255.255.0
network 192.168.8.0
broadcast 192.168.8.255
gateway 192.168.1.206

Keterangan :  192.168.1.206 adalah IP WAN

                        192.168.8.1 adalah IP Local

Kemudian restart network 

$ /etc/init.d/networking restart

$ ifconfig eth1 up