Netgear WC7520 - ProSafe 20-AP Wireless Controller 参照マニュアル

controller. When stacking is enabled, the primary controller synchronizes the administrative 
user name and password and the firmware image with the secondary controllers.

The master controller can push all configuration changes to the individual access points 
through the secondary controllers. For ease of management, you can configure 
location-based profiles on the master controller and assign a location to each secondary 
controller.

The stacking feature allows wireless clients to roam from an access point that is managed by 
one of the controllers in the stacking group to any access point managed by the other 
controllers in the same stacking group.

These are the capacities of the primary and secondary controllers in a stack:

Primary controller. You can perform the following tasks:

Manage the secondary controllers

Perform RF planning for the secondary controllers

Configure the entire network, including access point discovery and license 
reinforcement

Monitor the entire network

Push new a firmware image to the secondary controllers

Secondary controller. You can perform the following tasks:

Access the primary controller’s web management interface (all controllers share the 
same administrative user name and password)

Configure the subnetwork

Monitor the subnetwork

Upgrade the firmware image on the secondary controller only

Perform access point discovery for the subnetwork

Reinforce licenses for the subnetwork

Configure Stacking

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Select Stacking > Stacking/Redundancy. The Stacking/Redundancy screen displays: