連不上網解決: CentOS 7: Restarting network (via systemctl): Job for network.service failed

1)在linux終端：停止並禁用虛擬機 NetworkManager 服務

systemctl stop NetworkManager
systemctl disable NetworkManager

2)修改配置

3)在linux終端:重啓虛擬機網絡服務

systemctl restart network