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Compaq StorageWorks HSG60 ACS Solution V8.6 for SGI IRIX Installation and Configuration Guide

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Planning a Subsystem 1–5
The limitation of transparent failover is that it only compensates for a controller failure,
and not for failures of either the Fibre Channel link or host Fibre Channel adapters.
Figure 1–3. Transparent failover−normal operation
CXO7036A
CXO7036A
Host
port 1
active
Host
port 2
active
D100 D101 D120D0 D1
Host 1
Switch or hub
Host 2
Switch or hub
Host 3
Controller A
Controller B
Host
port 2
standby
Host
port 1
standby