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Content for  TS 29.591  Word version:  17.7.0

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1  Scopep. 8

The present document specifies the stage 3 protocol and data model for the Nnef southbound Service Based Interface. It provides stage 3 protocol definitions and message flows, and specifies the API for each service offered by the Network Exposure Function (NEF).
The 5G System stage 2 architecture and procedures are specified in TS 23.501, TS 23.502 and TS 23.288.
The Technical Realization of the Service Based Architecture and the Principles and Guidelines for Services Definition are specified in TS 29.500 and TS 29.501.
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2  Referencesp. 8

The following documents contain provisions which, through reference in this text, constitute provisions of the present document.
  • References are either specific (identified by date of publication, edition number, version number, etc.) or non-specific.
  • For a specific reference, subsequent revisions do not apply.
  • For a non-specific reference, the latest version applies. In the case of a reference to a 3GPP document (including a GSM document), a non-specific reference implicitly refers to the latest version of that document in the same Release as the present document.
[1]
TR 21.905: "Vocabulary for 3GPP Specifications".
[2]
TS 23.501: "System Architecture for the 5G System; Stage 2".
[3]
TS 23.502: "Procedures for the 5G System; Stage 2".
[4]
TS 29.500: "5G System; Technical Realization of Service Based Architecture; Stage 3".
[5]
TS 29.501: "5G System; Principles and Guidelines for Services Definition; Stage 3".
[6]
OpenAPI: "OpenAPI Specification Version 3.0.0", https://spec.openapis.org/oas/v3.0.0.
[7]
TR 21.900: "Technical Specification Group working methods".
[8]
TS 33.501: "Security architecture and procedures for 5G system".
[9]
RFC 6749:  "The OAuth 2.0 Authorization Framework".
[10]
TS 29.510: "5G System; Network Function Repository Services; Stage 3".
[11]
RFC 7540:  "Hypertext Transfer Protocol Version 2 (HTTP/2)".
[12]
RFC 8259:  "The JavaScript Object Notation (JSON) Data Interchange Format".
[13]
RFC 7807:  "Problem Details for HTTP APIs".
[14]
TS 23.288: "Architecture enhancements for 5G System (5GS) to support network data analytics services".
[15]
TS 29.522: "5G System; Network Exposure Function Northbound APIs; Stage 3".
[16]
TS 29.571: "5G System; Common Data Types for Service Based Interfaces; Stage 3".
[17]
TS 29.520: "5G System; Network Data Analytics Services; Stage 3".
[18]
TS 29.517: "5G System; Application Function Event Exposure Service; Stage 3".
[19]
TS 29.551: "5G System; Packet Flow Description Management Service; Stage 3".
[20]
TS 29.541: "5G System; Network Exposure (NE) function services for Non-IP Data Delivery (NIDD); Stage 3".
[21]
TS 29.554: "5G System; Background Data Transfer Policy Control Service; Stage 3".
[22]
TS 29.523: "5G System; Policy Control Event Exposure Service; Stage 3".
[23]
TS 29.256: "Uncrewed Aerial Systems Network Function (UAS-NF); Aerial Management Services; Stage 3".
[24]
TS 26.531: "Data Collection and Reporting; General Description and Architecture".
[25]
TS 26.501: "5G Media Streaming (5GMS); General description and architecture".
[26]
TS 26.512: "5G Media Streaming (5GMS); Protocols".
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3  Definitions, symbols and abbreviationsp. 9

3.1  Definitionsp. 9

For the purposes of the present document, the terms and definitions given in TR 21.905 and the following apply. A term defined in the present document takes precedence over the definition of the same term, if any, in TR 21.905.

3.2  Symbolsp. 9

For the purposes of the present document, the following symbols apply:

3.3  Abbreviationsp. 9

For the purposes of the present document, the abbreviations given in TR 21.905 and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in TR 21.905.
5GMS
5G Media Streaming
AF
Application Function
API
Application Programming Interface
ASP
Application Service Provider
EAS
Edge Application Server
NEF
Network Exposure Function
NF
Network Function
NWDAF
Network Data Analytics Function
SMF
Session Management Function
SUPI
Subscription Permanent Identifier
URI
Uniform Resource Identifier
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