NetworkManager 解决开机连不上网的问题
1.Systemctl status NetworkManager
查看NetworkManager的状态
![在这里插入图片描述](https://img-blog.csdnimg.cn/20210620233148580.png?x-oss-process=image/watermark,type_ZmFuZ3poZW5naGVpdGk,shadow_10,text_aHR0cHM6Ly9ibG9nLmNzZG4ubmV0L3dlaXhpbl80NjYwOTQ5Mg==,size_16,color_FFFFFF,t_70)
2.
如果NetworkManager的状态为运行状态;
关闭NetworkManager服务
service NetworkManager stop :
如果NetworkManager的状态为关闭状态
开启NetworkManager服务
service NetworkManager start
3.查看network服务的状态
systemctl status network
4.重启network 服务
Systemctl restart network
5.完事测试
ping baidu.com
![在这里插入图片描述](https://img-blog.csdnimg.cn/20210620233649541.png)