METHODS AND APPARATUS FOR MAINTAINING INFORMATION REGARDING THE MOVEMENT OF USER TERMINALS

摘要

According to a first aspect there is provided a method of operating a user terminal when attempting to move from one of a cell of a 3GPP network and an AP of a WLAN to the other of a cell of a 3GPP network and an AP of a WLAN. The method comprises identifying the 3GPP network and the 3GPP cell to the WLAN, and identifying the WLAN and a WLAN AP to the 3GPP network.