When you perform a backup with Granular Recovery Technology (GRT) in a virtual environment, NetBackup catalogs backup images under the client name in the policy. This name is the virtual name (DAG, cluster, or private network name). For an off-host backup with GRT, it is the primary client name. In NetBackup you can provide a list of the Exchange hosts so that a virtual client name can be used for the backup. Set the following configuration parameters in the host properties for the master server.
To configure restores for multiple Exchange Server hosts
On the master server, open the NetBackup Administration Console.
Select NetBackup Management > Host Properties > Master Servers.
Provide the name of the application host and the name of the component host, as follows: