Oracle RAC Cluster Heartbeat Mechanisms and Best Practices
Physical Network Configuration Guidelines
Avoid direct crossover cabling between nodes; use dedicated switches instead.
Isolate the private interconnect (heartbeat network) from the public application network.
If sharing a switch is unavoidable, enforce VLAN segmentation.
Oracle explicitly prohibits crossover cables for Clusterware internal ...
Posted on Sat, 09 May 2026 14:38:34 +0000 by kinaski