Setting a Static IP in a CentOS 7

CentOS 7 Minimal Installation

Edit this file

vi /etc/sysconfig/network-scripts/ifcfg-enp0s3

CentOS 7 Full Installation

Edit or Create this file

vi /etc/sysconfig/network-scripts/ifcfg-eth0

TYPE=Ethernet
BOOTPROTO=no
DEFROUTE=yes

IPV$_FAILURE_FATAL=no
IPV6INIT=yes
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_PEERDNS=yes
IPV6_PEERROUTES=yes

NAME=enp0s3
UUID=”WHAT EVER IS YOUR COMPUTER’s UUID”
ONBOOT=yes
HWADDR=”WHATEVER IS YOUR COMPUTER’S MAC ADDRESS”

IPADDR=192.168.1.2
PREFIX=24
GATEWAY=192.168.1.1
DNS=192.168.1.1

Check it

systemctl restart network

ip addr show