Installing Host Adapters In Storage Subsystems On A Fibre Channel Network - IBM TotalStorage FAStT700 Installation Manual

Note: The interlink is used as the clustering heartbeat path.
Figure 6. Installing host adapters in storage subsystems on a Fibre Channel network
Before you install the host adapters, note the following about the cluster server
Fibre Channel network environment:
v When using a dual-path configuration, each node has two paths to the storage
v Use the correct host adapter device driver. Refer to the FAStT Storage Manager
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IBM TotalStorage FAStT700 Fibre Channel Storage Server: Installation Guide
Interlink
Node A
Host adapters
Mini hub
1
Storage
subsystem
controllers
Interlink
Node A
Host adapters
Switch
Mini hub
1
Storage
subsystem
controllers
server providing greater redundancy protection if a connection problem occurs.
Install two single-channel host adapters in each node.
Installation Guide that is appropriate for your operating system and refer to the
Node B
Host adapters
Mini hub
Storage subsystem
2
Node B
Host adapters
Switch
Mini hub
Storage subsystem
2
Fibre Channel
connection
(direct)
Fibre Channel
connection
(dual path)