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  1. OpenShift Bugs
  2. OCPBUGS-27277

Document egressIP feature restrictions in shiftstack dualstack clusters

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      Description of problem:
      After the work done https://issues.redhat.com/browse/OCPBUGS-27222 it's observed that egressIP for ipv6 in dualstack requires that the ipv6 subnet is configured with dhcpv6-stateful. If not, below error is observed on CNO:

       Message:               Error processing cloud assignment request, err: Bad request with: [POST https://10.0.0.101:13696/v2.0/ports], error message: {"NeutronError": {"type": "AllocationOnAutoAddressSubnet", "message": "IPv6 address fd2e:6f44:5dd8:c956:f816:3eff:fef0:3333 cannot be directly assigned to a port on subnet e06ad9d0-ee87-4335-8272-8fefd44e9ca3 as the subnet is configured for automatic addresses", "detail": ""}}

              ocp-docs-bot OCP DocsBot
              rlobillo Ramón Lobillo
              Itshak Brown Itshak Brown
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