A Method, and Devices, for Updating a Location of a User Equipment, UE, when said UE Moves from a First Type of Telecommunication Network to a Second Type of Telecommunication Network

摘要

A method for updating a location of a User Equipment, UE, when said UE moves from a first type of telecommunication network to a second type of telecommunication network, wherein said method comprises the steps of:receiving, by a user subscription node comprised by said second type of telecommunication network, an indication that said UE has requested registration to said second type of telecommunication network;determining, by said user subscription node comprised by said second type of telecommunication network, that said UE is registered in said first type of telecommunication network;transmitting, by said user subscription node comprised by said second type of telecommunication network, a location removal message to a user subscription node comprised by said first type of telecommunication network for removing location information relating to said UE.