About NetBackup on HP Service Guard cluster
HP Service Guard is a high-availability solution for cluster configurations. With HP Service Guard you can monitor systems and application services, and restart services on a different system when hardware or software fails. Refer to the documentation for Service Guard for a detailed understanding of how Service Guard works and how it is installed and administered.
Refer to the NetBackup Administrator's Guide, Volume I, for a detailed understanding of how NetBackup is installed and administered.
https://www.veritas.com/support/en_US/article.DOC5332
NetBackup can be configured in a cluster as a non-failover server and as a standalone media server with virtual storage units. Refer to the NetBackup in Highly Available Environments Administrator's Guide for more information.