Patent ID: 8520527
Filing Date: 2013-08-27
Classification: H04L

Abstract:
1. A method for locating cloned equipment in communication systems, the method comprising: receiving from each of a plurality of access routers in a communication system the media access control addresses of a plurality of customer premise equipment devices registered with the access router; comparing the media access control addresses received from the plurality of access routers to identify a cloned media access control address; retrieving a physical service address for the cloned media access control address; identifying a plurality of neighboring customer premise equipment devices having a physical service address within a predetermined distance of the service address for the cloned media access control address; identifying one or more access routers to which the plurality of neighboring customer premise equipment devices are registered; and identifying a customer premise equipment device having the cloned media access control address and registered to a different access router than the one or more access routers to which the plurality of neighboring customer premise equipment devices are registered as a cloned customer premise equipment device.