Is it possible to use multiple subnets for clusterNetwork and serviceNetwork CIDRs in OCP 4?

Solution Verified - Updated -

Issue

  • Can there be multiple subnets for clusterNetwork and serviceNetwork in OCP 4?
  • Does OpenShift 4 support changing clusterNetwork and serviceNetwork CIDR after installation?

Environment

  • Red Hat OpenShift Container Platform (RHOCP)
    • 4
  • OpenShiftSDN
  • OVNKubernetes

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