HP XP Command View Advanced Edition Software - Manual (Page 490)

Figure 129 System configuration for backing up and restoring data in a DAG configuration
For the backup and restoration examples below, assume the following:
• If the backup operation is backing up a secondary volume to a tape device, another primary
volume cannot be backed up until the current operation finishes.
• In the initial status, disks P1 and P2 of database server 1 are the active mailbox database copies.
• NetBackup is the tape backup management software on the backup servers, and the configuration
definitions for the tape library devices are defined.
The DAG system is configured as follows:
• The primary volume is NTFS, and the drive letters of volumes are set as follows.
Drive letter Disk number
D: Disk P1, Disk P3
E: Disk P2, Disk P4
• Each disk contains the following objects.
Operation for Exchange databases 490