Set Networking On Centos 6.3

1. Set Static IP and Netmask

vi /etc/sysconfig/network-script/ifcfg-eth0

Edit line

Onboot = "yes"
Boot Proto = "static"
IPADDR = 10.100.159.21
NETMASK = 255.255.255.0

2. Set Default Gateway

vi /etc/sysconfig/network

Edit line

Gateway = 10.100.159.1

3. Set your DNS

vi /etc/resolf.conf

Add (nameserver mustbe smallcase)

nameserver 10.100.159.54

and your OS is ready to browse Network {jcomments on}