Patent ID: 9398470
Filing Date: 2016-07-19
CPC Classification: H04L,H04M,H04W

Claim Text:
1. A method of deploying a policy from a 3GPP core network to a non-3GPP access network, the policy relating to a connection established from a mobile terminal to the 3GPP core network via the non-3GPP access network, the method comprising, at the 3GPP core network: (a) receiving a local IP address, the local IP address having been acquired by the mobile terminal during establishment of the connection; (b) initiating establishment of a policy control session from the 3GPP core network to the non-3GPP access network, using the local IP address received in step (a) to determine or to enable determination of the non-3GPP access network used for the connection with reference to shared IP addressing information, the shared IP addressing information setting out different respective ranges of local IP addresses assigned to a plurality of such non-3GPP access networks; and (c) providing the policy to the non-3GPP access network using the policy control session established as a result of step (b), the policy being for deployment in the non-3GPP access network in relation to the established connection.