If you use the TSM Device Configuration Wizard to initially configure devices, this step is unnecessary because the wizard gathers information about the SCSI Target IDs, logical unit numbers, bus numbers, and SCSI port numbers required for the alias names. However, if you add devices using TSM commands, you must provide the information in the DEFINE DRIVE command. To determine the SCSI properties for a device:
See Device Alias Names for Tivoli Storage Manager for an overview of TSM device names.