NETWORK REGISTRATION METHOD, MOBILE STATION AND SUBSCRIBER INFORMATION MANAGEMENT SERVER Russian patent published in 2013 - IPC H04W24/00 H04W60/00 

FIELD: information technology.

SUBSTANCE: network registration method according to the present invention includes the steps of: (A) transmitting an attach request from a mobile station (UE); (B) notifying, at a subscriber information management server (HSS), a switching apparatus of external network identification information which is identification information of an external network associated with the mobile station (UE) having transmitted the attach request; (C) setting up, at the switching apparatus, a channel between a gateway apparatus and the mobile station based on the notified external network identification information when the attach request does not contain any external network identification information; (D) allocating, at the gateway apparatus, address information with which the mobile station connects to the external network, to the mobile station; and (E) notifying, at the switching apparatus, the external network identification information and the address information, to the mobile station (UE).

EFFECT: fast and safe communication with an external network by setting up a connection to the external network when performing a registration operation in a communication network and without needless borrowing of radio resources.

10 cl, 8 dwg