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What to do if centos7 system fails to start network service
- 王林Original
- 2020-03-26 11:47:583714browse
Problem description:
The eth33 network card in the virtual machine is not started, and an error is reported when systemctl status network.service is executed.
The error message is as follows:
[root@zeppelin network-scripts]# 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 Fri 2019-06-21 03:22:10 PDT; 27s ago
Docs: man:systemd-sysv-generator(8)
Process: 5948 ExecStop=/etc/rc.d/init.d/network stop (code=exited, status=0/SUCCESS)
Process: 6074 ExecStart=/etc/rc.d/init.d/network start (code=exited, status=1/FAILURE)
Jun 21 03:22:09 zeppelin.zetyun.com systemd[1]: Starting LSB: Bring up/down networking...
Jun 21 03:22:10 zeppelin.zetyun.com network[6074]: Bringing up loopback interface: [ OK ]
Jun 21 03:22:10 zeppelin.zetyun.com network[6074]: Bringing up interface ens33: Error: Connection activation failed: No suitable device found for this connection.
Jun 21 03:22:10 zeppelin.zetyun.com network[6074]: [FAILED]
Jun 21 03:22:10 zeppelin.zetyun.com systemd[1]: network.service: control process exited, code=exited status=1
Jun 21 03:22:10 zeppelin.zetyun.com systemd[1]: Failed to start LSB: Bring up/down networking.
Jun 21 03:22:10 zeppelin.zetyun.com systemd[1]: Unit network.service entered failed state.
Jun 21 03:22:10 zeppelin.zetyun.com systemd[1]: network.service failed.(Recommended tutorial: centos tutorial)
Solution:
With the system The built-in NetworkManager management suite is related, just close and restart the network service.
Close:
systemctl stop NetworkManager systemctl disable NetworkManager
Restart the network:
systemctl start network.service
Recommended related video tutorials: linux video tutorial
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