Patent ID: 8706107
Filing Date: 2014-04-22
Classification: H04W

Abstract:
1. A method for registering a Universal Service Interface (USI) system within a network, wherein the registered USI system facilitates content services provided to a terminal, the method comprising: receiving by a Home network USI (H-USI) system within a home network, a USI registration request message directly sent from a Visited network USI (V-USI) system within a Visited network, wherein the USI registration request message carries an identifier of a terminal; interacting with a Home network Authentication Authorization Accounting (H-AAA) server to perform authentication on the received USI registration request message and to perform USI system registration for the terminal; allocating, by the H-USI system, a short-lived USI identifier (ID) to the terminal, and the H-USI system sending a USI registration response message, which carries the short-lived USI ID, directly to the V-USI system; wherein the allocated short-lived USI ID carries realm name information of the V-USI system in order that the terminal starts receiving services provided via the V-USI system.