Ubuntu 虚拟机 移动后连接不上网络
sudo service network-manager stop
sudo rm /var/lib/NetworkManager/NetworkManager.state
sudo service network-manager start
再次输入ifconfig ，之前的静态IP重新出现了
修改NetworkManager.conf文件，然后重启网络
sudo nano /etc/NetworkManager/NetworkManager.conf
[main]
NetworkingEnabled=false
WirelessEnabled=true
WWANEnabled=true
