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: Ensure that IGMP snooping or other multicast-limiting features on the physical switches are configured to allow traffic for the cluster's multicast range.
Despite basic connectivity working, the CVU continues to report PRVG-11134. I suspect this might be related to multicast communication prvg-11134
Error PRVG-11134 occurs when Oracle Cluster Verification Utility detects a failure in multicast communication between nodes, crucial for RAC interconnect connectivity. Troubleshooting includes verifying firewall/SELinux settings, enabling multicast on switches, and checking private network routes. For a detailed technical walkthrough, the official Oracle Help Center provides the authoritative cause and action for PRVG error codes. PRVG-11134 Multicast check task failed - Oracle Forums : Ensure that IGMP snooping or other multicast-limiting
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