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RHEL7/CENTOS7 Network service boot fails to start the workaround

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Author: User
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Tag: EMC fail completes loop his code view start failed man

RHEL7/CENTOS7 install complete and configure all network-related configuration to restart the machine, use Systemctl--failed to check for failed services, discover that the network Service failed to start, use SYSTEMCTL status Network View service status, get the following error message:

[Plain]View PlainCopy
  2. <span style= "Font-family:microsoft yahei;font-size:14px;" ># systemctl Status Network
  4. Network.service-lsb:bring Up/down Networking
  6. Loaded:loaded (/etc/rc.d/init.d/network)
  8. Active:failed (Result:exit-code) since Sun 2014-11-23 22:09:08 EST; 15min ago
  10. process:597 execstart=/etc/rc.d/init.d/network Start (code=exited, Status=1/failure)
  14. Nov 22:09:07 Hdcoe02 network[597]: Bringing up loopback interface:could not load file '/etc/sysconfig/network-scripts /ifcfg-lo '
  16. Nov 22:09:07 hdcoe02 network[597]: Could not load file '/etc/sysconfig/network-scripts/ifcfg-lo '
  18. Nov 22:09:08 hdcoe02 network[597]: Could not load file '/etc/sysconfig/network-scripts/ifcfg-lo '
  20. Nov 22:09:08 hdcoe02 network[597]: Could not load file '/etc/sysconfig/network-scripts/ifcfg-lo '
  22. Nov 22:09:08 hdcoe02 network[597]: [OK]
  24. Nov 22:09:08 Hdcoe02 network[597]: Bringing up interface enp0s25:Error:Connection activation failed:connection ' ENP 0s25 ' is not available on the device ENP0S25 at this time.
  26. Nov 22:09:08 hdcoe02 network[597]: [FAILED]
  28. Nov 22:09:08 hdcoe02 systemd[1]: Network.service:control process exited, code=exited Status=1
  30. Nov 22:09:08 hdcoe02 systemd[1]: Failed to start lsb:bring up/down networking.
  32. Nov 22:09:08 hdcoe02 systemd[1]: Unit Network.service entered failed state.</span>

By locating the relevant document, the problem is resolved using the following method: Set boot boot a service named Networkmanager-wait-online, the command is:

Systemctl Enable Networkmanager-wait-online.service

RHEL7/CENTOS7 Network service boot fails to start the workaround

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