HP N1200 - StorageWorks Network Storage Router, User'S And Service Manual

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N1200-320 4Gb Network Storage Router user and service guide 109
C Inband SCSI-3 commands
The HP N1200-320 4Gb Network Storage Router supports a set of SCSI-3 commands that can be
received inband over FCP. When received by the network storage router, these commands are then
executed by the network storage router itself.
When using SCSI-3 commands to access general management features, the commands can be sent to
device LUNs that are mapped through the network storage router.
The following is a list of the SCSI-3 commands that are supported by the network storage router. Complete
definitions of SCSI-3 commands can be found in the SCSI-3 standard available from the American
National Standards Institute (ANSI).
General Commands
• REPORT LUNS
• INQUIRY
General commands
Following is a description of a general-use SCSI-3 command. For more information about the other
general-use commands, please contact your service representative.
Report LUNs command
The network storage router supports the Report LUNs command. The Report LUNs command will return a
list of Logical Unit Numbers (LUNs) that can receive commands. The format of the report LUNs command
is shown in Table 11 .
Table 11 Format of Report LUNs command
Bit
Byte
7 6 5 4 3 2 1 0
0 Operation Code ( 0xA0)
1 Reserved
2 Reserved
3 Reserved
4 Reserved
5 Reserved
6 (MSB)
Allocation Length
(LSB)
7
8
9
10 Reserved
11 Control Byte