1 /IDENT
/IDENT=udid Specifies the unique device ID (UDID), which is used as the unit number in the device name for an external SAS or SATA disk. The device name is in the form $3$dgaxyz, where xyz is the UUID for external SAS and SATA disks. The UDID can be a number between 1 and 9999. See the /REMOVE qualifier to remove a UDID.
2 /LED
/LED=OFF /LED=ON Sets the Locate LED, which can be used to find the SAS or SATA disk.
3 /REMOVE
Remove the unique device ID (UUID) for an external SAS or SATA disk.