Howto Red hat enterprise Linux 5 configure the network card

Q. I’ve installed Red Hat enterprise Linux 5 and now added one more LAN card (NIC). How do I configure the network card from the command line? I can see 2nd my network card detected while booting the IBM server.

A. Red hat Linux provides following tools to make changes to Network configuration such as add new card, assign IP address, change DNS server etc.

[a] GUI tool (X Windows required) – system-config-network
[b] Command line text based GUI tool (No X Windows required) – system-config-network
[c] Edit configuration files stored in /etc/sysconfig/network-scripts/ directory.

Following instructions are compatible with
(1) Cent OS Linux
(2) Fedora Core Linux
(3) Red Hat Enterprise Linux (RHEL) 3/4/5



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