/etc/sysconfig/network-scripts/ifcfg-eth0
BOOTPROTO=dhcp/static
‘add the following when configuring static
IPADDR=192.168.X.X
NETMASK=255.255.255.0
GATEWAY=192.168.25.1
ONBOOT=yes ‘ enables networking on boot
‘enable networking interface if
up eth0
OR
nmcli con up eth0
‘restart networking
service network restart