In previous releases, VLAN groups could be assigned only to a site. To afford more flexibility in conveying the true scope of an L2 domain, a VLAN group can now be assigned to a region, site group (new in v2.11), site, location, or rack. VLANs assigned to a group will be available only to devices and virtual machines which exist within its scope.
For example, a VLAN within a group assigned to a location will be available only to devices assigned to that location (or one of its child locations), or to a rack within that locatio