HP B6960-90078 - Manual (Page 105)

Configuring and Using Backup Devices
Device Locking
Chapter 2 75
Data Protector recognizes in order to lock the device before starting
backup and restore sessions. Both logical devices need to have the same
lock name. Refer to “Shared Devices in the SAN Environment” on
page 44 for example on how to use
Lock Name .
How to Lock a
Device Lock a backup device by selecting the Use Lock Name advanced option
from the Settings property page for the device, and then entering the
lock name of your choice. For detailed steps, refer to the online Help
index keyword “locking backup devices”.