TS 29.573 – 5G PLMN Interconnection Interface
3GPP TS 29.573 is the 3GPP Technical Specification for 5G PLMN Interconnection Interface. Its official 3GPP title is “5G System; Public Land Mobile Network (PLMN)”. It is published in 6 releases (Rel-15 to Rel-20); the latest version is 20.1.0 in Rel-20.
Defines the stage 3 protocols, data models, and N32 APIs for secure interconnection between PLMNs and SNPNs using SEPPs, HTTP/2, TLS, and PRINS.
Releases and versions of TS 29.573
| 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 | 17.7.0 | Read · Download (3GPP) |
| Rel-16 | 16.11.0 | Read · Download (3GPP) |
| Rel-15 | 15.6.0 | Read · Download (3GPP) |
Scope of TS 29.573
Category: Security (Inter-PLMN Security). Technology generation: 5G. Network layer: Security.
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 29.573
- TS 29.571 5G Common Data Types
- TS 29.510 NRF Service-Based Interface
- TS 23.003 Numbering, Addressing and Identification
- TR 21.905 3GPP Terminology and Definitions
- TR 21.900 3GPP Document Management Working Methods
- TS 29.518 AMF Service Based Interface
- TS 29.503 UDM Service Based Interface
- TS 22.261 5G System Service Requirements
- TS 23.288 5G Network Data Analytics Architecture
- TS 23.501 5G System Architecture
- TS 23.502 5G System Procedures
- TS 29.500 5G Service Based Architecture
Specifications that reference TS 29.573
- TS 33.501 5G Security Architecture
- TS 29.571 5G Common Data Types
- TS 29.500 5G Service Based Architecture
- TS 29.501 5GC SBI API Design Principles
- TS 23.540 5G Service-Based SMS Architecture
- TS 33.517 SEPP Security Assurance Specification
- TR 33.875 Enhanced 5G SBA Security Study
- TR 29.829 SMS Service-Based Interfaces for 5G Core
Other specifications in the 29 series
- TS 29.569 AIoT Function Service API
- TS 29.570 SCP Event Exposure Service
- TS 29.571 5G Common Data Types
- TS 29.572 5G LMF Service-Based Interface
- TS 29.574 DCCF Service Based Interface
- TS 29.575 ADRF Service Based Interface
- TS 29.576 MFAF Service Based Interface
- TS 29.577 IP-SM-GW and SMS Router SBI Stage 3
Frequently asked questions
What is 3GPP TS 29.573?
3GPP TS 29.573 is the 3GPP Technical Specification for 5G PLMN Interconnection Interface. Defines the stage 3 protocols, data models, and N32 APIs for secure interconnection between PLMNs and SNPNs using SEPPs, HTTP/2, TLS, and PRINS.
Which 3GPP releases include TS 29.573?
TS 29.573 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 29.573 belong to?
TS 29.573 belongs to the Security (Inter-PLMN Security) category of 3GPP specifications. It applies to 5G networks.
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