option space WLC;
option WLC.controller-address code 43 = text;
set vendor-string = option vendor-class-identifier;

class "access-points" {
        match if substring (option vendor-class-identifier, 0, 12) = "Access Point";
	vendor-option-space WLC;
	log( info, concat( "AP: " , option vendor-class-identifier ));
        option WLC.controller-address "151.216.128.130";
}