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Fibre Channel Interface Manual, Rev. D 67
9.2.3 Fabric Login (FLOGI) (04)
Fabric Login (FLOGI) is sent by the drive to the fabric to establish the Fibre Channel operating parameters in a
public loop environment. When the drive sends FLOGI, any open exchanges (commands) queued in the drive
are discarded.
Field definitions (listed alphabetically)
Class 1 and 2 Service Parameters
The drive supports only class 3 service parameters. The drive sends all zeros for all other classes of service.
Class 3 Service Parameters
Sent by the drive. See Table 36 on page 70.
LS Command Code (Link Services Command Code)
04h FLOGI payload.
N_Port Common Service Parameters
See Table 34 on page 68.
Port Name and Node Name
Used to identify the device. The drive is a dual-ported device.
The Port and Node Names in the FLOGI uniquely identify the drive and the port sending the FLOGI.
The drive uses a format for the Port and Node Names defined as the IEEE extended address. See Table 23.
Vendor Version
Vendor-unique. Not supported.
Table 33: FLOGI Payload
Bit
Byte
76543210
000000100
100000000
200000000
300000000
LS Command Code
4-19
N_Port Common Service Parameters
20-27
Port Name
28-35
Node Name
36-51
Class 1 Service Parameters
52-67
Class 2 Service Parameters
68-83
Class 3 Service Parameters
84-99
Reserved
100-115
Vendor Version
Table
number
33
33
33
33
33
33