Patent ID: 11943678
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 1:
2. A method performed by a wireless device to perform a handover from an incoming access network to a cellular access network of a visited cellular network while in roaming, the method comprising:
sending a message to the visited cellular network, wherein:
the message is related to a handover of the wireless device from the incoming access network to the cellular access network of the visited cellular network; and
the message comprises an incoming access indication wherein the incoming access indication is an indication of the incoming access network from which the handover of the wireless device is desired; and

receiving, from the visited cellular network, a second message indicating handover failure, the second message comprising a code that indicates that the handover failed due to a non-allowed incoming access network.