Patent ID: 11968585
Assignee: SAMSUNG ELECTRONICS CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 5:
6. A method performed by a core network entity in a wireless communication system, the method comprising:
receiving, from a first base station operating according to a first radio access technology (RAT), an uplink radio access network (RAN) configuration transfer message including an identity of a second base station controlling a cell in which a connection failure of a terminal has occurred and a failure report container containing failure report information related to the connection failure;
identifying the second base station based on the identity of the second base station included in the uplink RAN configuration transfer message; and
transferring, to the second base station, the failure report container,
wherein, in the uplink RAN configuration transfer message, the identity of the second base station is included outside the failure report container.