Table A-8: World Wide Name Target Descriptor Format - Spectra Logic Spectra S50 User Manual

The Address Type is 1, and Bytes 5-7 of the target descriptor are defined as the
N_PORT D_ID for the target device.
The Device Type Field is as identified in Target Descriptors on page 85.
The Logical Unit Number field specifies the FCP LUN for the target device.
The Device-Type Specific field is defined in Target Descriptor Device-Specific Fields on
page 90.
World Wide Name with N_PORT D_ID Target Descriptor Format
Targets identified using World Wide Name along with their N_PORT D_ID are
identified using the target descriptor format shown in Table A-8. The Descriptor Type
Code for this descriptor is E2h.

Table A-8: World Wide Name Target Descriptor Format

Bit
Byte 7
0
1
2
3
4
5 (MSB)
6
7
8 (MSB)
9
10
11
12
13
14
15
Appendix A. Extended Copy—83h—143r1 Specifications
6 5 4
Descriptor Type Code (E2h)
Reserved
Target Descriptor Length
N_PORT (D_ID)
World Wide Name
88
3 2
Device Type
Reserved
Reserved
1 0
(LSB)
(LSB)