Patent ID: 11902325
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 8:
9. A session configuration method, comprising:
sending, by a terminal device, a session establishment request to a session management network element, wherein the session establishment request requests to establish a first session; and
receiving, by the terminal device, redundant transmission security information of the first session from an access network device, wherein the redundant transmission security information is indicative of security keys and security policies of the first session and a second session, and the first session and the second session are redundant sessions for redundant transmission of copies of the same data,
wherein the method further comprises:
configuring, by the terminal device, the security keys and the security policies for the first session and the second session based on the redundant transmission security information.