US 12,342,271 B2
Communication method and communication apparatus
Haiyan Luo, Shenzhen (CN); Mingzeng Dai, Shenzhen (CN); Qinghai Zeng, Shanghai (CN); and Fei Sun, Shanghai (CN)
Assigned to Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed on Aug. 17, 2022, as Appl. No. 17/890,081.
Application 17/890,081 is a continuation of application No. PCT/CN2020/075598, filed on Feb. 17, 2020.
Prior Publication US 2022/0394608 A1, Dec. 8, 2022
Int. Cl. H04W 48/18 (2009.01); H04W 60/00 (2009.01)
CPC H04W 48/18 (2013.01) [H04W 60/00 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A communication method, carried out by a core network device, the method comprising:
receiving, from a first access network device, a first identifier and a first network slice identifier list comprising at least one network slice identifier, wherein:
there is a correspondence between the first identifier and the first network slice identifier list, and
each network slice identifier of the first network slice identifier list is identified by single network slice selection assistance information (S-NSSAI); and
sending the correspondence between the first identifier and the first network slice identifier list to a terminal device by using a non-access stratum (NAS) message.