cp /etc/sysconfig/network-scripts/ifcfg-eth0 /etc/sysconfig/network-scripts/ifcfg-eth0:0 cp /etc/sysconfig/network-scripts/ifcfg-eth0 /etc/sysconfig/network-scripts/ifcfg-eth0:1
sudo nano /etc/sysconfig/network-scripts/ifcfg-eth0:0 sudo nano /etc/sysconfig/network-scripts/ifcfg-eth0:1
service network restart ifconfig
[root@node1 network-scripts]# cat /etc/sysconfig/network-scripts/ifcfg-eth0*
ifcfg-eth0:0 : DEVICE="eth0:0" BOOTPROTO="static" BROADCAST="192.168.1.255" DNS1="192.168.1.149" GATEWAY="192.168.1.1" IPADDR="192.168.1.217" NETMASK="255.255.255.0" ONBOOT="yes" TYPE="Ethernet"
ifcfg-eth0:1 : DEVICE="eth0:1" BOOTPROTO="static" BROADCAST="192.168.1.255" DNS1="192.168.1.149" GATEWAY="192.168.1.1" IPADDR="192.168.1.218" NETMASK="255.255.255.0" ONBOOT="yes" TYPE="Ethernet"
sudo nano /etc/sysconfig/network-scripts/ifcfg-eth*
Bonus :