Configuring your Linux machine to run on a static IP is easy. You can do that both from Console and GUI. This tutorial is to configure a static ip in Linux using Console. Follow following steps : a) Go to # cd /etc/sysconfig/network-scripts/ Every network interface will have it’s own interface script files. For Ex - eth0,eth1,eth2 etc. b) Edit ifcfg-eth1 interface script file for interface eth1. Replace the contents of the ifcfg-eth1 file with the parameters below. # vi ifcfg-eth1 DEVICE=eth1 IPADDR=xxx.xxx.xxx.xxx NETMASK=255.255.255.0 NETWORK=xxx.xxx.xxx.0 # If you're having problems with gated making xxx.xxx.xxx.0/8 # a martian, you can change this to something else # (255.255.255.255, for example) BROADCAST=xxx.xxx.xxx.255 ONBOOT=yes NAME=loopback c) Save the file and restart your interface to apply changes. # ifdown eth1