TS 29.591 – NEF Southbound Services
3GPP TS 29.591 is the 3GPP Technical Specification for NEF Southbound Services. Its official 3GPP title is “5G System; Network Exposure Function Southbound Services”. It is published in 5 releases (Rel-16 to Rel-20); the latest version is 20.1.0 in Rel-20.
Defines the stage 3 protocols, data models, service operations, and APIs for the 5G Network Exposure Function southbound interface.
Releases and versions of TS 29.591
| Release | Latest version | Links |
|---|---|---|
| Rel-20 | 20.1.0 | Read · Download (3GPP) |
| Rel-19 | 19.7.0 | Read · Download (3GPP) |
| Rel-18 | 18.11.0 | Read · Download (3GPP) |
| Rel-17 | 17.14.0 | Read · Download (3GPP) |
| Rel-16 | 16.7.0 | Read · Download (3GPP) |
Scope of TS 29.591
Category: Services (Network Exposure Function). Technology generation: 5G. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 29.591
- TS 29.510 NRF Service-Based Interface
- TS 23.288 5G Network Data Analytics Architecture
- TS 29.522 NEF Northbound Interface
- TS 29.571 5G Common Data Types
- TS 29.520 5G NWDAF Services
- TS 29.517 AF Event Exposure Service
- TS 29.551 5G PFD Management Service Stage 3
- TR 21.905 3GPP Terminology and Definitions
- TS 29.541 NEF South-Bound Interfaces for NIDD and SMS
- TS 29.554 BDT Policy Control Service
- TS 29.523 Policy Control Event Exposure Service
- TS 29.256 UAS-NF NEF Service Protocols
Specifications that reference TS 29.591
- TS 29.513 5G PCC Signalling Flows
- TS 29.508 Session Management Event Exposure Service
- TS 29.519 5G UDR Policy and Application Data Services
- TS 26.531 Data Collection & Reporting Architecture for 5G
- TS 29.517 AF Event Exposure Service
- TS 29.575 ADRF Service Based Interface
- TS 29.552 5G Network Data Analytics Procedures
- TR 28.826 Study on Nchf charging services phase 2
Other specifications in the 29 series
- TS 29.582 MCData Interworking with LMR Systems
- TS 29.583 PIN-9 Personal IoT Network API
- TS 29.585 TSN Interworking Protocol for 5G System
- TS 29.586 Nslpkmf Service Based Interface for 5G Ranging and Sidelink Positioning
- TS 29.594 5G Spending Limit Control Service (Nchf)
- TS 29.598 5G Unstructured Data Storage Services
- TS 29.641 3GPP Service Name and Port Number Registry Management
- TS 29.658 SIP Transfer of Tariff Information
Frequently asked questions
What is 3GPP TS 29.591?
3GPP TS 29.591 is the 3GPP Technical Specification for NEF Southbound Services. Defines the stage 3 protocols, data models, service operations, and APIs for the 5G Network Exposure Function southbound interface.
Which 3GPP releases include TS 29.591?
TS 29.591 is published in 5 releases, from Rel-16 to Rel-20. The latest version on 3GPP Explorer is 20.1.0 (Rel-20).
What category does TS 29.591 belong to?
TS 29.591 belongs to the Services (Network Exposure Function) category of 3GPP specifications. It applies to 5G networks.
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