Restarting the NetworkManager service breaks teaming, causing slave interfaces to revert to their original MACs

Solution Verified - Updated -

Issue

  • When the NetworkManager service is restarted, managed team interfaces still appear in a managed state, but teamd processes are no longer running and team ports have reverted to their original MAC addresses. This breaks network connectivity for the team.

Environment

  • Red Hat Enterprise Linux 7
  • NetworkManager
  • team interfaces

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