Access Gateway Administrator’s Guide vii
53-1001760-01
Persistent ALPA Policy. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 41
Enabling Persistent ALPA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Disabling Persistent ALPA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .42
Persistent ALPA device data . . . . . . . . . . . . . . . . . . . . . . . . . . . . 42
Removing device data from the database . . . . . . . . . . . . . . . . .42
Displaying device data. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .43
Clearing ALPA values . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 43
Persistent ALPA policy considerations . . . . . . . . . . . . . . . . . . . . 43
Upgrade and downgrade considerations for Persistent ALPA. . 43
Failover. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .44
Failover with port-based mapping . . . . . . . . . . . . . . . . . . . . . . .44
Failover with device-based mapping. . . . . . . . . . . . . . . . . . . . . . 46
Enabling and disabling Failover on a N_Port . . . . . . . . . . . . . . . 47
Enabling and disabling Failover for a port group . . . . . . . . . . . . 47
Upgrade and downgrade considerations for Failover . . . . . . . .48
Failback . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .48
Failback configurations in Access Gateway . . . . . . . . . . . . . . . .48
Enabling and disabling Failback on an N_Port . . . . . . . . . . . . . 49
Enabling and disabling Failback for a port group . . . . . . . . . . .50
Upgrade and downgrade considerations for Failback. . . . . . . . 50
Trunking in Access Gateway mode. . . . . . . . . . . . . . . . . . . . . . . . . . .50
How Trunking works . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
Configuring Trunking on the Edge switch . . . . . . . . . . . . . . . . . . 51
Configuration management for trunk areas . . . . . . . . . . . . . . .52
Enabling trunking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
Disabling F_Port trunking . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .54
Trunking monitoring. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 54
Trunking considerations for the Edge switch . . . . . . . . . . . . . . .54
Trunking considerations for Access Gateway module . . . . . . . . 57
Upgrade and downgrade considerations for Trunking in
Access Gateway mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 57
Adaptive Networking on Access Gateway . . . . . . . . . . . . . . . . . . . . .58
Upgrade and downgrade considerations with
Adaptive Networking in AG mode enabled . . . . . . . . . . . . . . . . . 59
Adaptive Networking on Access Gateway considerations . . . . .59
Per Port NPIV login limit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60
Setting the login limit. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .60
Considerations for the Brocade 8000. . . . . . . . . . . . . . . . . . . . . . . . 60
Chapter 4 SAN Configuration with Access Gateway
In this chapter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 63
Connectivity of multiple devices overview. . . . . . . . . . . . . . . . . . . . .63
Direct target attachment . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Considerations . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .63
Target aggregation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
Access Gateway cascading. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .64
