Wednesday, July 1, 2009

Multiple IP address on Single NIC (Redhat/Fedora)

We can setup two Ipaddress on single NIC.

Below i have mentioned for Redhat/Fedora/CentOs system.

STEP 1 : (Initial/First IP address)

#cat /etc/sysconfig/network-scripts/ifcfg-eth0

DEVICE=eth0
BOOTPROTO=static
BROADCAST=10.8.0.255
IPADDR=10.8.0.10
NETMASK=255.255.255.0
NETWORK=10.8.0.0
ONBOOT=yes

STEP 2 : (Second IP address)
#cat /etc/sysconfig/network-scripts/ifcfg-eth0:1

DEVICE=eth0:1
BOOTPROTO=static
BROADCAST=10.8.0.255
IPADDR=10.8.0.11
NETMASK=255.255.255.0
NETWORK=10.8.0.0
ONBOOT=yes

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