Installing in Air-Gapped (Offline) OpenShift Cluster

Prepare Bastion Host or Portable Device
Prepare CASE
Configure Registry Auth
The following cloudctl case launch commands all include <target_namespace> argument. The ConfigureCredsAirgap, mirror-images, and ConfigureClusterAirgap actions do not operate on the target cluster and this argument can be omitted.
Mirror Images
Configure Cluster for Airgap
Install ITX definitions to the cluster

Parent topic: Installing ITX Runtime Server from Command Line