vi /etc/sysconfig/network-scripts/ifcfg-eth0
TYPE=Ethernet
BOOTPROTO=static
DEFROUTE=yes
NAME=eth0
DEVICE=eth0
IPV4_FAILURE_FATAL=no
UUID=7ac09286-c35b-4f15-a9ba-701c093832bf
IPV6INIT=no
IPV6_AUTOCONF=yes
IPV6_DEFROUTE=yes
IPV6_FAILURE_FATAL=no
IPV6_ADDR_GEN_MODE=stable-privacy
IPV6_PEERDNS=yes
IPV6_PEERROUTES=yes
IPV6_PRIVACY=no
ONBOOT=yes
DNS1=192.168.1.1
IPADDR=192.168.1.249
PREFIX=
GATEWAY=192.168.1.1