公开(公告)号：US20230224770A1

公开(公告)日：2023-07-13

申请号：US18185764

申请日：2023-03-17

Applicant: HUAWEI TECHNOLOGIES CO., LTD.

Inventor： Zhenyu TAO ,  Youming ZHANG ,  Yu FAN ,  Caijuan WANG

IPC: H04W36/00

CPC classification number: H04W36/0033

Abstract: This disclosure discloses communication methods and apparatuses. One example method includes: obtaining slice information of a session, sending a first message to a network function repository function network element, and receiving identification information of an intermediate session management function network element from the network function repository function network element. The intermediate session management function network element is configured to manage an intermediate user plane function network element, and the intermediate user plane function network element is configured to forward service data between an access network device to which a terminal is connected and an anchor user plane function network element in response to the terminal moving out of a service area of the anchor user plane function network element and a service area of an anchor session management function network element.