US 12,238,154 B2
Multicast session establishment method and network device
Meng Li, Beijing (CN); Haiyang Sun, Beijing (CN); and Yizhuang Wu, Beijing (CN)
Assigned to Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed by HUAWEI TECHNOLOGIES CO., LTD., Guangdong (CN)
Filed on May 4, 2022, as Appl. No. 17/736,449.
Application 17/736,449 is a continuation of application No. PCT/CN2019/116849, filed on Nov. 8, 2019.
Prior Publication US 2022/0263879 A1, Aug. 18, 2022
Int. Cl. H04L 65/611 (2022.01); H04L 65/1069 (2022.01); H04L 65/80 (2022.01)
CPC H04L 65/611 (2022.05) [H04L 65/1069 (2013.01); H04L 65/80 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A multicast session establishment method, wherein the method comprises:
receiving, by a policy control network element, a first message from a session management network element, wherein the first message comprises information about a multicast session, wherein the information about the multicast session comprises quality requirement information of the multicast session, wherein the quality requirement information comprises a quality requirement index that represents a set of quality of service (QOS) requirements;
obtaining, by the policy control network element based on at least the quality requirement information of the multicast session received in the first message, a policy of the multicast session; and
sending, by the policy control network element, a second message to the session management network element, wherein the second message comprises the policy of the multicast session.