CPC H04W 8/08 (2013.01) [H04W 8/26 (2013.01); H04W 76/11 (2018.02)] | 12 Claims |
7. An access and mobility management function (AMF) in a communication system, the AMF comprising:
a transceiver; and
a controller coupled with the transceiver and configured to:
receive, from a first session management function (SMF), a first message including information indicating that a transfer of a session management (SM) context to a second SMF;
transmit, to the second SMF, a second message for requesting the second SMF to receive the SM context from the first SMF;
start a timer upon transmitting the second message;
receive, from the second SMF, a third message as a response to the second message before expiration of the timer;
receive, from another AMF, a user equipment (UE) context transfer request due to a terminal mobility, before receiving the third message; and
delay a processing of the UE context transfer request with the second SMF until receiving the third message.
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