'''
[[email protected] ~]# nmcli connection modify ens33 ipv4.addresses 192.168.242.5/24 ipv4.method manual
[[email protected] ~]# nmcli connection modify ens33 ipv4.gateway 192.168.242.2
[[email protected] ~]# nmcli connection up ens33
如果ifconfig查看之后没有获取到ip192.168.242.5 那就执行
[[email protected] ~]# ifup ens33
'''