Patent ID: 11864034
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: nan (nan)
Classification: CPC nan | IPC H

Claim 7:
8. A session management function (SMF) entity in a wireless communication system, the SMF entity comprising:
a transceiver configured to transmit and receive a signal; and
at least one processor coupled with the transceiver and configured to:
receive, from a first access and mobility management function (AMF) entity, a first message requesting to release a multi-access packet data unit (MA PDU) session for a terminal, if a second AMF entity does not support an access traffic steering, switching, splitting (ATSSS) function is determined based on information on supported features of the second AMF entity, and
release the MA PDU session based on the first message, wherein, in case that the second AMF entity does not support the ATSSS function based on the information, a second message including a user equipment (UE) context is delivered to the second AMF entity, and the UE context does not include a context for the MA PDU session.