ETSI - TS 129 562
5G; 5G System; Home Subscriber Server (HSS) services; Stage 3
Organization: | ETSI |
Publication Date: | 1 January 2022 |
Status: | inactive |
Page Count: | 234 |
scope:
The present document specifies the stage 3 protocol, including message flows and API specification details, for the Nhss services, as part of the 5G Service-Based Architecture, offered by the HSS for interworking with the IP Multimedia Subsystem (IMS).
The 5G System stage 2 architecture and procedures are specified in 3GPP TS 23.501 [2] and 3GPP TS 23.502 [3].
The IP Multimedia Subsystem (IMS) stage 2 architecture and procedures are specified in 3GPP TS 23.228 [6].
The Technical Realization of the Service Based Architecture and the Principles and Guidelines for Services Definition are specified in 3GPP TS 29.500 [4] and 3GPP TS 29.501 [5].