Patent ID: 8996706
Filing Date: 2015-03-31
Classification: H04L,H04M,H04W

Abstract:
1. A method for performing quality of service control on a user equipment, comprising: after establishing an Internet Key Exchange version 2 (IKEv2) security association between the user equipment and a packet data network gateway to establish an Internet Protocol Security (IPSec) tunnel, the packet data network gateway sending IPSec tunnel information to a Policy and Charging Rules Function (PCRF), then the PCRF sending the IPSec tunnel information to Broadband Policy Control Function (BPCF), and the BPCF executing a service quality control procedure on services of the user equipment according to the received IPSec tunnel information; wherein the IPSec tunnel information comprises a local IP address of the user equipment; the step of the BPCF executing a service quality control procedure on services of the user equipment according to the received IPSec tunnel information comprises: the BPCF executing the service quality control procedure on part or all of services using the local IP address in the user equipment according to the local IP address; if a packet sent by the user equipment is translated by NAT (Network Address Translation) when passing through a Broadband Forum (BBF) access system, the IPSec tunnel information further comprises a User Datagram Protocol (UDP) source port number of the packet sent by the user equipment which has been translated by the NAT; if the packet data network gateway receives a binding update message containing an original IP address of the user equipment, the IPSec tunnel information further comprises the original IP address of the user equipment; and the step of the BPCF executing a service quality control procedure on services of the user equipment according to the received IPSec tunnel information further comprises: the BPCF performing quality of service control on all or part of services using the original IP address.