Patent ID: 9007966
Filing Date: 2015-04-14
Classification: H04L,H04M,H04W

Abstract:
1. A method in a node of a communication network of facilitating access by a client terminal to a service in an Internet Protocol (IP) Multimedia Subsystem (IMS) network from a non-Session Initiation Protocol compliant access network, the method comprising: receiving by the node, a request message from the client terminal, wherein the request message includes a terminal identifier associated with capabilities of the client terminal, or a service subscribed to by a user of the client terminal; in response to receipt of said request message, selecting by the node, a Terminal Adapter from a plurality of Terminal Adapters of different types based on the capabilities of the client terminal, or based on the services subscribed to by the user of the client terminal, wherein the Terminal Adapter provides an interface between the non-SIP compliant access network and the IMS network, and the selected Terminal Adapter is of a type compatible with the capabilities of the client terminal or the services subscribed to by the user of the client terminal; allocating by the node, the selected Terminal Adapter to the client terminal; and sending from the node to the client terminal, a message reporting an address of the allocated Terminal Adapter.