Technical data

114 Chapter 6 Configuring the AMS200 Subsystem
6.1.5 Alternate Pathing
The user should plan for alternate pathing to ensure the highest data availability. The
AMS200 provides up to 2 fibre channel ports or to accommodate alternate pathing for host
attachment. The following figure shows a sample of alternate pathing.
6.1.5.1 When the FC Interface Board is Not Added to the Control Unit
Fibre
Adapter 0
LU0
LU1
1A
(Mini-HUB)
0A
(Min-HUB)
Failure
occurrence
Automatic path switching
Host capable of switching the path
LAN
Host A
(active)
Fibre
Adapter 1
AMS200
Fibre Channel cable
Figure 6.4 Alternate Pathing (When the FC Interface board is not added)