Patent ID: 11968558
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 16:
17. A communications apparatus, comprising:
at least one processor; and
one or more memories coupled to the at least one processor and storing programming instructions for execution by the at least one processor to perform operations comprising:
receiving a data notification message from a central unit-user plane (CU-UP) of a radio access network (RAN), wherein the data notification message notifies a central unit-control plane (CU-CP) of the RAN that a data packet of a quality of service (QoS) flow is received for a first time through a default data radio bearer (DRB) and comprises a QoS flow identity (ID) of the QoS flow and a protocol data unit (PDU) session ID identifying a PDU session, wherein the PDU session comprises the data of the QoS flow; and

using the data notification message.