vi /etc/sysconfig/network-scripts/ifcfg-ens33
TYPE=Ethernet
PROXY_METHOD=none
BROWSER_ONLY=no
BOOTPROTO=static
DEFROUTE=yes
IPV4_FAILURE_FATAL=no
NAME=ens33
UUID=a91571fc-b187--b56d-3a4585038ef2
DEVICE=ens33
ONBOOT=yes
IPADDR=192.168.70.9
NETMASK=255.255.255.0
GATEWAY=192.168.70.1
DNS1=8.8.8.8