前几天安装好centos8，配置好网络，静态ip，上网正常，连续几天都上网正常。今天突然连不上网了，各种配置都没有用，一直报错
[root@localhost ~]# nmcli c up ens33
错误：连接激活失败：No suitable device found for this connection (device lo not available because device is strictly unmanaged).
[root@localhost ~]# nmcli c up ens33
错误：连接激活失败：No suitable device found for this connection (device lo not available because device is strictly unmanaged).
