linux虚拟机莫名其妙ping不到外网

首先使用:systemctl status network.service这个命令检查一下是否有异常,

有问题的话试试:

systemctl stop NetworkManager

systemctl disable NetworkManager

systemctl start network.service

这三个命令

还是没网的话,用这个重启网卡的命令:service network restart

暂时就这些,以后再补充了.