Use sites to define boundaries for fast roaming and session mobility without interruption. A site represents a physical, geographic area in your network. As the top-level element in the ExtremeCloud IQ Controller data model, the site runs Sessions Manager and RF Manager functions for all RF Domains in the site.
A Defender site is a Centralized site that supports SA201. It begins with the DFNDR_ prefix.
Note
If the licensing domain of your AP does not match the Country assigned to the site, the AP will not display within a device group for possible selection.