TS 29.522 – NEF Northbound Interface
3GPP TS 29.522 is the 3GPP Technical Specification for NEF Northbound Interface. Its official 3GPP title is “5G System; Network Exposure Function Northbound APIs”. It is published in 6 releases (Rel-15 to Rel-20); the latest version is 20.1.0 in Rel-20.
Defines 5G NEF northbound service APIs and procedures for exposing network capabilities, monitoring events, provisioning parameters, traffic influence, QoS, analytics, and multicast services.
Releases and versions of TS 29.522
| Release | Latest version | Links |
|---|---|---|
| Rel-20 | 20.1.0 | Read · Download (3GPP) |
| Rel-19 | 19.7.0 | Read · Download (3GPP) |
| Rel-18 | 18.13.0 | Read · Download (3GPP) |
| Rel-17 | 17.18.0 | Read · Download (3GPP) |
| Rel-16 | 16.18.0 | Read · Download (3GPP) |
| Rel-15 | 15.9.0 | Read · Download (3GPP) |
Scope of TS 29.522
Category: Services (Network Exposure and APIs). Technology generation: 5G. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
- Researchers and academics
Implementation notes
Complexity level: Expert. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 29.522
- TS 23.222 Common API Framework (CAPIF)
- TS 29.222 CAPIF Northbound API Protocol
- TS 33.122 CAPIF Security Architecture Specification
- TS 29.503 UDM Service Based Interface
- TS 29.518 AMF Service Based Interface
- TS 29.554 BDT Policy Control Service
- TR 21.905 3GPP Terminology and Definitions
- TS 29.504 Nudr Unified Data Repository Services
- TR 21.900 3GPP Document Management Working Methods
- TS 29.523 Policy Control Event Exposure Service
- TS 29.519 5G UDR Policy and Application Data Services
- TS 29.541 NEF South-Bound Interfaces for NIDD and SMS
Specifications that reference TS 29.522
- TS 23.502 5G System Procedures
- TS 28.552 5G Network Performance Measurements
- TS 29.122 T8 SCEF Service Exposure APIs
- TS 29.503 UDM Service Based Interface
- TS 23.558 Enabling Edge Applications
- TS 29.514 Policy Authorization Service
- TS 23.700 Study on SEAL Phase 4
- TS 29.520 5G NWDAF Services
- TS 29.512 Session Management Policy Control Service Stage 3
- TS 32.291 5G Charging Service-Based Interface
- TS 24.379 MCPTT Call Control Protocol
- TS 29.513 5G PCC Signalling Flows
Other specifications in the 29 series
- TS 29.518 AMF Service Based Interface
- TS 29.519 5G UDR Policy and Application Data Services
- TS 29.520 5G NWDAF Services
- TS 29.521 Binding Support Management Service
- TS 29.523 Policy Control Event Exposure Service
- TS 29.524 5GC to NAS Cause Mapping Specification
- TS 29.525 UE Policy Control Service
- TS 29.526 Nnssaaf Service Interface
Frequently asked questions
What is 3GPP TS 29.522?
3GPP TS 29.522 is the 3GPP Technical Specification for NEF Northbound Interface. Defines 5G NEF northbound service APIs and procedures for exposing network capabilities, monitoring events, provisioning parameters, traffic influence, QoS, analytics, and multicast services.
Which 3GPP releases include TS 29.522?
TS 29.522 is published in 6 releases, from Rel-15 to Rel-20. The latest version on 3GPP Explorer is 20.1.0 (Rel-20).
What category does TS 29.522 belong to?
TS 29.522 belongs to the Services (Network Exposure and APIs) category of 3GPP specifications. It applies to 5G networks.
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