Exchanging signaling information between a mobile station and a pdn gateway of a 3GPP evolved packet core network

摘要

One object of the present invention is a method for exchanging signalling information between a Mobile Station MS and a PDN Gateway PDN-GW of a 3GPP Evolved Packet Core network EPC, at non 3GPP access to EPC, said method comprising a step of:- exchanging said signalling information between MS and a non 3GPP Access Network entity, using IETF based protocol.