Upgrade OCP 4 cluster hosted in a restricted network

Solution In Progress - Updated -

Issue

  • How to upgrade OCP 4 cluster in a restricted network?
  • How to upgrade a disconnected OCP 4 cluster?
  • How to upgrade air-gapped OCP 4 cluster?

Environment

  • Red Hat OpenShift Container Platform (RHOCP, OCP)
    • 4.2
    • 4.3
    • 4.4+

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