2 IP address on “One” NIC.

STEP 1 (The settings for the initial IP address)

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

DEVICE=eth0
BOOTPROTO=static
BROADCAST=192.168.99.255
IPADDR=192.168.1.155
NETMASK=255.255.252.0
NETWORK=192.168.1.0
ONBOOT=yes

STEP 2 (2nd IP address: )

$ cat /etc/sysconfig/network-scripts/ifcfg-eth0:1

DEVICE=eth0:1
BOOTPROTO=static
BROADCAST=192.168.99.255
IPADDR=192.168.1.182
NETMASK=255.255.252.0
NETWORK=192.168.1.0
ONBOOT=yes


Regards
Gurudatta N.R