Patent ID: 11968694
Assignee: HUAWEI TECHNOLOGIES CO., LTD.
Field: Digital communication (Electrical engineering)
Classification: CPC H | IPC H

Claim 0:
1. A communication method, comprising:
receiving, by a base station, a first message from a session management function network element, wherein the first message is used for adding a terminal device to a multicast session corresponding to a multicast service, the first message comprises first indication information, and the first indication information indicates the multicast session;
sending, by the base station, a first request message to a second network device, wherein the first request message requests to establish the multicast session corresponding to the multicast service, and the first request message comprises an identifier of the multicast service;
receiving, by the base station, multicast information of the multicast service from the second network device;
determining, by the base station, radio bearer information based on the multicast information; and
sending, by the base station, the radio bearer information corresponding to the multicast session to the terminal device based on the first message, wherein the radio bearer information is used by the terminal device to join the multicast session.