If you have the Central Admin Server Option (CASO) or the SAN Shared Storage Option installed, you can share backup-to-disk folders between computers. A removable backup-to-disk folder cannot be shared.
In the Devices view, shared backup-to-disk folders are listed under each computer that has access to that backup-to-disk folder. All of the logical groupings of the backup-to-disk folders are displayed in the Devices view, under Device Pools.
A backup-to-disk folder that was created by a previous installation of Backup Exec cannot be shared, and is considered unknown by Backup Exec. If Backup Exec finds an unknown backup-to-disk folder at the specified path, you are prompted to create a new backup-to-disk folder at that path.
To share an existing backup-to-disk folder