318 IBM TotalStorage: SAN Product, Design, and Optimization Guide
Policy-based management
As an example, imagine you have a storage subsystem that under normal
circumstances is shared among multiple hosts. Your disaster policy requires that
this storage subsystem can be used exclusively by a single host to recover
critical data. Using policy-based zoning administration, both zoning
configurations are configured and stored in the fabric. In the event of disaster,
you can simply enable the pre-configured zoning configuration with a few mouse
clicks, and the fabric automatically enforces your pre-determined policy.
8.7.6 Zoning administration
Zoning administration can be managed either using the Command Line Interface
to any switch in the fabric ...