ETSI - TS 129 557
5G; 5G System; Application Function ProSe Service; Stage 3
| Organization: | ETSI |
| Publication Date: | 1 January 2023 |
| Status: | active |
| Page Count: | 38 |
scope:
The present document specifies the stage 3 protocol and data model for the Application Function ProSe Service of the 5G System. It provides stage 3 protocol definitions and message flows, and specifies the API for the Naf_ProSe service.
The 5G System stage 2 architecture and procedures are specified in 3GPP TS 23.501 [2], 3GPP TS 23.502 [3] and 3GPP TS 23.304 [14].
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].
The Application Function ProSe Service is provided by the Application Function (AF). This service supports 5G ProSe Direct Discovery authorization.
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