sudo vi /etc/network/interfaces
# The primary network interface
auto eth0
iface eth0 inet static
address 192.168.1.3
network 192.168.1.0
netmask 255.255.255.0
broadcast 192.168.1.255
gateway 192.168.1.1
sudo vi /etc/resolv.conf
nameserver 192.168.1.1
sudo /etc/init.d/networking restart