描述:
我不知道搞啥搞来起不动网卡了,重启没效果。但是sudo NetworkManager、sudo dhclient ens33
可以启动。但是开机还是存在。
依稀记得输入了这句才导致的:
$ sudo systemctl disable --now systemd-resolved.service
Removed symlink /etc/systemd/system/multi-user.target.wants/systemd-resolved.service.
但是再重现没出现该问题。。。额
解决经过:
$ sudo vi /etc/NetworkManager/NetworkManager.conf
1 [main]
2 plugins=ifupdown,keyfile,ofono
3 dns=dnsmasq
4
5 [ifupdown]
#managed改为true
6 managed=true
然后通过systemctl指令操作,部分指令说明如下:
1.启动:systemctl start NetworkManger
2.关闭:systemctl stop NetworkManager
3.开机启动:systemctl enable NetworkManger
4.查看是否开机启动:systemctl is-enabled NetworkManager
5.禁用开机启动:systemctl disable NetworkManager
步骤:
1.检查是否被开机禁用
$ systemctl is-enabled NetworkManager
false
看来的确是被禁止了
$ systemctl enable NetworkManger
报错:systemctl enable NetworkManger No such file or directory
$ sudo systemctl enable NetworkManager.service
搞定了!