<dev_logical_name>

Logical name of the device

{disk|tape}

Type of device. This device can be either a disk file or a tape drive.

Backups to disk files are faster and do not require operator intervention.

• If you specify disk, you must specify the file full path name.
• If you specify tape, you must specify the device name.

<file_full_path_name|
device_name>

Full path name (for disk) or a device name (for tape)