Cisco AP775A - Nexus Converged Network Switch 5010 Configuration Manual page 593

Configuring and Managing Zones
Active and Full Zone Set Configuration Guidelines
If one zone set is active and you activate another zone set, the currently active zone set is automatically
Note
deactivated. You do not need to explicitly deactivate the currently active zone set before activating a new
zone set.
Cisco Nexus 5000 Series Switch CLI Software Configuration Guide
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