
B-10
DuraStor 412R/6320SS/7320SS Installation and User’s Guide
Hubs Enabled
shows hosts in a single loop configuration with the
internal hubs enabled. The internal hubs eliminate the need for an
external hub. It allows one or two hosts to be connected to the
active-active storage enclosure without the cost of external
hardware other than cables.
Figure B-7 Single Loop Configuration, Hubs Enabled
Host 2
FC HBA
Host 1
FC HBA
Host Link 1
Host Link 2
Jumper
Cable
LUN 1
Passive
LUN 1
Active
LUN 2
Active
LUN 2
Passive
RAID Controller
SEP
T= Location of internal termination
T
T
Controller 1
SAF-TE Disk I/O
Disk
CH1
Drives 7 - 12
Drives 1 - 6
Disk
CH2
Disk
CH0
Disk
CH3
FC2
FC1
P1
P2
CH 1
CH 2
P3
P4
HOST I/O
RAID Controller
Controller 2
Disk
CH1
Disk
CH2
Disk
CH0
Disk
CH3
FC2
FC1
T
T
T
T
SEP
T
T
Disk I/O
CH 0
CH 3
Host I/O
Connectors
Disk I/O
Connectors
HUB
HUB
DuraStor IUG - Online.book Page 10 Friday, July 19, 2002 3:06 PM