output on host vagrant bug hostname centos7

[vagrant@server ~]$ sudo -i
[root@server ~]# service network restart
Restarting network (via systemctl):  Job for network.service failed because the control process exited with error code. See "systemctl status network.service" and "journalctl -xe" for details.
                                                           [FAILED]
[root@server ~]# systemctl status network.service
● network.service - LSB: Bring up/down networking
   Loaded: loaded (/etc/rc.d/init.d/network)
   Active: failed (Result: exit-code) since Wed 2016-07-13 16:32:01 UTC; 12s ago
     Docs: man:systemd-sysv-generator(8)
  Process: 11074 ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)

Jul 13 16:32:01 server network[11074]: RTNETLINK answers: File exists
Jul 13 16:32:01 server network[11074]: RTNETLINK answers: File exists
Jul 13 16:32:01 server network[11074]: RTNETLINK answers: File exists
Jul 13 16:32:01 server network[11074]: RTNETLINK answers: File exists
Jul 13 16:32:01 server network[11074]: RTNETLINK answers: File exists
Jul 13 16:32:01 server network[11074]: RTNETLINK answers: File exists
Jul 13 16:32:01 server systemd[1]: network.service: control process exited, code=exited status=1
Jul 13 16:32:01 server systemd[1]: Failed to start LSB: Bring up/down networking.
Jul 13 16:32:01 server systemd[1]: Unit network.service entered failed state.
Jul 13 16:32:01 server systemd[1]: network.service failed.