Seagate Fibre Channel Interface User Manual
Page 83
Fibre Channel Interface Manual, Rev. D
69
Common Features
This is a bit significant field which indicates the options that are supported by the drive. Below is a list of the features. The
drive returns an LS_RJT to FLOGI ACC for requests that do not satisfy the drive’s requirements.
Highest ANSI FC-PH Version and Lowest ANSI FC-PH Version
The highest and lowest version of the ANSI Fibre Channel Physical and Signaling standards supported by Public loop
drives is FC-PH-3 Rev. 9.4
A version level of 20h is defined for FC-PH-3 Rev. 9.4.
Receive Data Field Size
The drive sends a receive buffer size of 2112 bytes.
Table 35:
Common Features bits
Feature
Drive
Support (FLOGI)
Requirement (FLOGI ACC)
Continuously Increasing Offset
1
Must = 1
Random Relative Offset
0
Not checked
Valid Vendor Version
0
Not checked
F_Port (Fabric Port)
0
Must = 1
Alternate Credit Model
1
Must = 1
E_D_TOV Resolution
0
Not checked. Not valid for loop operation.
Multicast
0
Not checked
Broadcast
0
Not checked
Hunt Groups
0
Not checked
Dedicated Simplex
0
Not checked
Dynamic Half Duplex
0
Not checked
Payload Length
0
Not checked