Patent ID: 8836474

Claim:
An access control system for a facility including a plurality of access points, the system including at least one database including recombination data; a plurality of hard-wired access point controls positioned to control access through the plurality of access points of the facility and hard-wired to the database to receive the recombination data from the at least one database, the plurality of hard-wired access point controls defining an outer perimeter; at least one access memory device having memory that stores the recombination data from at least one of the plurality of hard-wired access point controls; and a plurality of stand-alone access point controls positioned to control access through the plurality of access points of the facility, the stand-alone access point controls including memory that stores the recombination data received from the at least one access memory device, the plurality of stand-alone access point controls being positioned within the outer perimeter defined by the plurality of hard-wired access point controls.