How to Add Secondary IP/Alias on Network Interface in RHEL/CentOS7

$  cat /etc/sysconfig/network-scripts/ifcfg-eth0\:1
NM_CONTROLLED="no"
DEVICE="eth0:1"
ONBOOT="yes"
BOOTPROTO="static"
IPADDR="192.168.198.60"
NETMASK="255.255.128.0"

$ ifup eth0:1

$ echo "ifup eth0:1" >> /etc/rc.local
$ sudo chmod a+x /etc/rc.d/rc.local