Patent ID: 11917707
Assignee: TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 9:
10. A user equipment, UE, in communication with a network for performing a re-establishment procedure, the UE comprising processing circuitry configured to:
receive a re-establishment message;
upon reception of the re-establishment message, monitor for an indication of an integrity check failure received from lower layers, wherein the indication relates to a first message or a second message received by the UE after transmitting a re-establishment request;
responsive to the indication of the integrity check failure, perform actions upon going into an RRC_IDLE mode of operation;
indicate a connection failure to upper layers; and
responsive to the indication of the connection failure to the upper layers, triggering, by the upper layers, a recovery procedure.