Virtual machines using a bridged network are not reachable

Solution Unverified - Updated -

Issue

  • KVM based virtual machines are not accessible from the network
  • Virtual network devices of virtual machines are not registered in the bridge after reboot of the hypervisor
  • Network-Manager reports error message device state change: activated -> failed (reason 'dependency-failed') in /var/log/messages

Environment

  • Red Hat Enterprise Linux 7.x

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