Table 342

+=====-========-========-========-========-========-========-========-========+
|  Bit|   7    |   6    |   5    |   4    |   3    |   2    |   1    |   0    |
|Byte |        |        |        |        |        |        |        |        |
|=====+=======================================================================|
| 0   |                           Operation code (17h)                        |
|-----+-----------------------------------------------------------------------|
| 1   | Logical unit number      | 3rdPty | Third party device ID    | Element|
|-----+-----------------------------------------------------------------------|
| 2   |                           Reservation identification                  |
|-----+-----------------------------------------------------------------------|
| 3   |                           Reserved                                    |
|-----+-----------------------------------------------------------------------|
| 4   |                           Reserved                                    |
|-----+-----------------------------------------------------------------------|
| 5   |                           Control                                     |
+=============================================================================+