Configure network settings in linux via terminal

Applies to (Centos, Fedora, Red Hat Enterprise Linux 5)
Simple method:

# ifconfig eth0 192.168.10.12 netmask 255.255.255.0 broadcast 192.168.10.255

Or manually edit configuration files stored in /etc/sysconfig/network-scripts/

You can configure network card by editing text files stored in /etc/sysconfig/network-scripts/ directory. First change directory to /etc/sysconfig/network-scripts/:

# cd /etc/sysconfig/network-scripts/

You need to edit / create files as follows:

• /etc/sysconfig/network-scripts/ifcfg-eth0 : First Ethernet card configuration file
• /etc/sysconfig/network-scripts/ifcfg-eth1 : Second Ethernet card configuration file

To edit/create first NIC file, type command:

RPMforge Repository for CentOS

RPM packages for Red Hat, RHEL, CentOS and Fedora

Installation for CentOS 5:

i386
rpm -Uhv http://apt.sw.be/redhat/el5/en/i386/rpmforge/RPMS/rpmforge-release-0.3.6-1.el5.rf.i386.rpm

x86_64
rpm -Uhv http://apt.sw.be/redhat/el5/en/x86_64/rpmforge/RPMS//rpmforge-release-0.3.6-1.el5.rf.x86_64.rpm

Original at dag.wieers.com

Karan Repository for CentOS

Fedora Extras rebuild Repository
Download file : kbsingh-CentOS-Extras.repo and save it in /etc/yum.repos.d/

Misc Packages rebuild Repository
Download file : kbsingh-CentOS-Misc.repo and save it in /etc/yum.repos.d/

Apply GPG key
The GPG key used to sign packages in this repository can installed by running ( as root )

    rpm --import http://centos.karan.org/RPM-GPG-KEY-karan.org.txt

Original: centos.karan.org