Patent ID: 11864075
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 7:
8. The method according to claim 5, further comprising:
sending, by the control plane device, a second updated session context record to the second user plane device, wherein sending the second updated session context record to the second user plane device causes an identifier of a user plane device associated with the IP address of the second UE in a second context record on the second user plane device to be updated with the identifier of the third user plane device, wherein the second context record is used for sending, to the third user plane device, a second data packet being sent from the first UE to the second UE, wherein the second data packet is buffered on the second user plane device before being sent to the third user plane device.