Assign Second IP in Linux

1. cp /etc/sysconfig/network-scripts/ifcfg-eth0 /etc/sysconfig/network-scripts/ifcfg-eth0:1

2. In /etc/sysconfig/network-scripts/ifcfg-eth0:1 change DEVICE=eth0 to DEVICE=eth0:1

3. In /etc/sysconfig/network-scripts/ifcfg-eth0:1 modify IPADDR= to match the additional TCP/IP address you wish to use.

4. Start the secondary interface:
ifup eth0:1



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