A cluster node does not join an existing RHEL 8 or RHEL 9 cluster

Solution In Progress - Updated -

Issue

  • A cluster node does not join an existing RHEL 8 cluster.

Environment

  • Red Hat Enterprise Linux Server 8, 9 (with the High Availability Add On)
  • The cluster nodes are using different MTU sizes
  • Using libknet1-1.24-2.el8 or older

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