IBM System Storage DS5020

In Figure 59, the Fibre Channel switches are not connected together. Each switch
forms its own SAN fabric.
Figure 60 on page 90 shows an example of a two-cluster configuration.
DS Storage
subsystem
Host system
with two host
adapters
Host system
with two host
adapters
Switch
Switch
Figure 58. Example of a dual SAN fabric configuration
Host system
with two host
adapters
Host system
with two host
adapters
Switch
Switch
DS5020
DS5020
Figure 59. Example of two storage subsystems in a dual SAN environment
Chapter 3. Cabling the storage subsystem 89