Redundant Host And Drive Loops; Redundant Host And Drive Fibre Channel Loop Configurations - IBM FAStT200 Installation And User Manual

Redundant host and drive loops

The following illustration shows examples of redundant host and drive loop Fibre
Channel configurations.
Note: These configurations have host and drive path failover protection and are
Figure 3. Redundant host and drive Fibre Channel loop configurations
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IBM FAStT200 and FAStT200 HA Storage Servers Installation and User's Guide
recommended for high availability.
Host system
with two host
adapters
Managed hub
or switch
3542-2RU
Host system
with two host
adapters
Managed hub
or switch
(Expansion unit)
Host system
with two host
adapters
3542-2RU
Host system
with two host
adapters
Managed hub
or switch
3542-2RU
3560
Host system
with two host
adapters
Note: Node level
redundancy with
cluster software.
Managed hub
or switch
3542-2RU