US 12,477,329 B2
Communication method and apparatus
Li Hu, Shanghai (CN); and Rong Wu, Shenzhen (CN)
Assigned to Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed by Huawei Technologies Co., Ltd., Shenzhen (CN)
Filed on Jun. 29, 2022, as Appl. No. 17/852,858.
Application 17/852,858 is a continuation of application No. PCT/CN2019/130977, filed on Dec. 31, 2019.
Prior Publication US 2022/0353680 A1, Nov. 3, 2022
Int. Cl. H04W 12/06 (2021.01); H04L 9/40 (2022.01); H04W 76/10 (2018.01); H04W 80/10 (2009.01)
CPC H04W 12/06 (2013.01) [H04L 63/0892 (2013.01); H04W 76/10 (2018.02); H04W 80/10 (2013.01)] 17 Claims
OG exemplary drawing
 
1. A method, comprising:
accessing, by a communication apparatus, a public network;
sending, by the communication apparatus, onboarding information to a session management function network element via an access and mobility management function network element,
wherein the onboarding information is used to establish a communication path for accessing a non public data network after the communication apparatus accessing the public network,
wherein in which an online sign-up server is located in the non public data network, and
wherein the session management function network element and the access and mobility management function network element are located in the public network different from the non public data network in which the online sign-up server is located,
receiving, by the communication apparatus, a protocol data unit session establishment accept message via the access and mobility management function network element, wherein the protocol data unit session establishment accept message comprises an address of the online sign-up server; and
obtaining, by the communication apparatus, a non public network credential from the online sign-up server based on the address of the online sign-up server.