Patent ID: 9307576
Filing Date: 2016-04-05
CPC Classification: H04W

Claim Text:
1. An UMA network controller for an UMA mobile communication network comprising a circuit switched core network and a packet switched core network with at least one serving GPRS support node, the UMA network controller comprising: a security gateway; and a controller coupled to said security gateway; said security gateway being arranged to: wherein said controller is intercalated between said security gateway and said serving GPRS support node via a Gb + -1 interface, said controller is arranged for handling the control plane for the packet switched core network, and said controller is arranged to exchange information elements, via the Gb + -1 interface, relative to an IP address and a communication port number of a mobile station and to an IP address and communication port number of said serving GPRS support node, with said serving GPRS node.