systemctl status network.service
● network.service - LSB: Bring up/down networking
Loaded: loaded (/etc/rc.d/init.d/network; bad; vendor preset: disabled)
Active: failed (Result: exit-code) since Tue 2018-10-16 14:53:33 EEST; 39s ago
Docs: man:systemd-sysv-generator(8)
Process: 19847 ExecStop=/etc/rc.d/init.d/network stop (code=exited, status=0/SUCCESS)
Process: 20735 ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)
Oct 16 14:53:33 xxx.xxx.lt network[20735]: RTNETLINK answers: File exists
Oct 16 14:53:33 xxx.xxx.lt network[20735]: RTNETLINK answers: File exists
Oct 16 14:53:33 xxx.xxx.lt network[20735]: RTNETLINK answers: File exists
Oct 16 14:53:33 xxx.xxx.lt network[20735]: RTNETLINK answers: File exists
Oct 16 14:53:33 xxx.xxx.lt network[20735]: RTNETLINK answers: File exists
Oct 16 14:53:33 xxx.xxx.lt network[20735]: RTNETLINK answers: File exists
Oct 16 14:53:33 xxx.xxx.lt systemd[1]: network.service: control process exited, code=exited status=1
Oct 16 14:53:33 xxx.xxx.lt systemd[1]: Failed to start LSB: Bring up/down networking.
Oct 16 14:53:33 xxxx.xxx.lt systemd[1]: Unit network.service entered failed state.
Oct 16 14:53:33 xxx.xxx.lt systemd[1]: network.service failed.
systemctl stop NetworkManager
systemctl disable NetworkManager
systemctl restart network