Patent ID: 9173091
Filing Date: 2015-10-27
Classification: H04L,H04M,H04W

Abstract:
1. A method in a telecommunication system to monitor unauthorized system members, the system members comprising one or more of user equipments and mobile subscribers, the telecommunication system comprising an Access Point associated with a Law Enforcement Monitoring Function, the method comprising the following steps: receiving to the Access Point from the Law Enforcement Monitoring Function, a request to monitor a system member for which access rights to the telecommunication system have been deprived, wherein the Law Enforcement Monitoring Function can only monitor system members when they access the telecommunication system; receiving to the Access Point from the Law Enforcement Monitoring Function, a request to override deprived access rights for the system member; and overriding in the Access Point, the deprived access rights for the system member, allowing the system member to temporarily access the telecommunication system, thereby enabling lawful interception of the system member; prior to overriding the deprived access rights, receiving a first service request message from the system member at the Access Point; rejecting the first service request.