Fibre Channel Arbitrated Loop Options; Dual Port Support; Scsi Interface Commands Supported - Seagate ST34501FC Cheetah 4LP Product Manual

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9.1.8

Fibre Channel Arbitrated Loop options

Table 9 lists the FC-AL options supported by ST34501FC drives.
Table 9: FC-AL options supported
Option
OPEN Half Duplex
OPEN Full Duplex
Private Loop
Public Loop
Old Port State
Loop Position
Loop Position Report
9.2

Dual port support

ST34501FC drives have two ports for connection to two independent loops. Both loops may be active, but only
one of these ports may be receiving or originating transfers at any one time.
Do not connect both ports to the same loop.
9.3

SCSI interface commands supported

Table 10 lists the SCSI interface commands that ST34501FC drives support.
Table 10: Supported commands
Command code Supported
00h
01h
03h
04h
07h
08h
0Ah
0Bh
12h
15h
16h
17h
18h
1Ah
Supported
Sent to open another device.
Accepted from another device.
Accepted from another device.
Yes
No
No
Yes
Yes
Command name
Y Test unit ready
Y Rezero unit
Y Request sense
Y Extended sense
Y Field pointer bytes
Y Actual retry count bytes
Y Format unit [1]
Y Reassign blocks
Y Read
Y Write
Y Seek
Y Inquiry
Y Vital product data page
Y Unit serial number page
Y Implemented operating def. page
Y Firmware numbers page
Y Date code page
Y Jumper settings page
Y Mode select (same pages as Mode Sense command shown below)
N Reserve [3]
N Release [3]
N Copy
Y Mode sense
Cheetah 4LP FC Product Manual, Rev. A