Patent ID: 8189509

Claim:
A method of controlling packet data traffic of a General Packet Radio Service (GPRS) packet service in a communication network, where in accordance with said packet service a communication with a given packet service terminal involves a terminal serving entity supporting said packet service and arranged for performing access control with respect to said given packet service terminal, and a gateway entity supporting said packet service and arranged for providing interworking with other networks, said method comprising: setting up a communication between a terminal serving entity of said communication network and a visiting packet service terminal visiting said communication network, wherein said terminal serving entity is a Serving GPRS Support Node (SGSN), tunneling packet data traffic of said visiting packet service terminal from said terminal serving entity of said communication network to a decision entity in said communication network, said decision entity performing a decision procedure for deciding whether the decision entity tunnels said packet data traffic to a gateway entity of said communication network to process said packet data traffic in said gateway entity of said communication network, or tunnels said packet data traffic on to a home communication network of said visiting packet service terminal, the decision entity being arranged to perform the decision procedure for packet data traffic received from a plurality of different terminal serving entities of the communication network.