OpenShift nodes deployed in many subnets with NATs between them
Issue
- Many OpenShift nodes of the same cluster have been deployed on many different subnets.
- NATs exist between those subnets
- OpenShift SDN is in use with networkpolicy plugin
- If network policies or netnamespaces allow it, we want pods on those nodes to communicate with any other pod in the cluster
Environment
- OpenShift Container Platform
- 3.y
- 4.y
- OpenShift SDN with multitenant or networkpolicy plugin
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