Patent ID: 11950175
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A communication method, comprising:
obtaining, by a third network element, information about a first application of at least one packet data unit (PDU) session, wherein the information about the first application is determined based on a first user equipment route selection policy (URSP);
sending, by the third network element, the information about the first application to a second network element;
receiving, by the second network element, the information about the first application; and
verifying, by the second network element, whether information about a second application of the at least one PDU session matches the information about the first application, wherein the second application of the at least one PDU session is related to a URSP used by a terminal apparatus and the first URSP that determines the information about first application is obtained from network side, and wherein the information about the second application is information about an application to which a data packet in the at least one PDU session belongs.