Using Serviceguard Extension for RAC, 3rd Edition, May 2006

Serviceguard Configuration for Oracle 10g RAC
Interface Areas
Chapter 2 39
(either a local failover or an instance package shutdown, or both) if the
RAC cluster interconnect fails. Serviceguard does not monitor
Hyperfabric networks directly (integration of Serviceguard and HF/EMS
monitor is supported).
Public Client Access
When the client connection endpoint (virtual or floating IP address) is
configured using Serviceguard packages, Serviceguard provides
monitoring, local failover, and remote failover capabilities. When
Serviceguard packages are not used, Serviceguard does not provide
monitor or failover support.