How to enable and test multicast networking between pods in OpenShift

Solution Verified - Updated -

Issue

  • How to enable multicast networking for a project so that application running in pods can communicate via multicast
  • How to test if multicast networking is working in OpenShift
  • Multicast networking is not working between pods

Environment

  • OpenShift Container Platform 3.x
  • OpenShift Container Platform 4.x

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