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SAN Solution Strategies (DuraStor 7320SS only)
Hubs Disabled (Single External Hub)
Figure B-6
shows the hosts in a single loop configuration using an
external hub. When a controller failover occurs, this configuration
operates much the same as the previous one which uses a switch.
The advantage is that a hub is less expensive. In active-active dual-
port mode, you must manage the multiple images of the same LUN.
CH 1
CH 2
CH 0
CH 3
Figure B-6 Single-Loop Configuration
B-9
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