Rel-19 Services 5G Advanced

TS 29.557 – 5G ProSe Application Function Service

Specifies stage 3 protocol and data model for 5G ProSe Application Function service, including authorization flows and APIs.

Release
Rel-19
Category
Services
Subcategory
Application Function ProSe Service
Network Layer
Services
Technology
5G
Business Impact
High

What is TS 29.557?

TS 29.557 (Rel-19) — 5G ProSe Application Function Service. Specifies stage 3 protocol and data model for 5G ProSe Application Function service, including authorization flows and APIs. Primary function: Protocol Definition and API Specification. Category: Services (Application Function ProSe Service). Technology generation: 5G. Network layer: Services.

Who should read this specification?

Protocols and interfaces

Protocols: HTTP/2, NAS

Interfaces: Naf

Key use cases

Implementation notes

Complexity level: Advanced. Implementation difficulty: High.

Key Technologies

5GProSeNR

Related Glossary Terms

ProSe5GS5GClauseRPUERPAUIDPDUIDINFONRHPLMNHTTP

Related Topics

Authentication (5G-AKA, EAP)Lawful Intercept5G NR (New Radio)NAS (Non-Access Stratum)Network Slicing

Related Technologies

5G

Frequently Asked Questions

What is 3GPP TS 29.557?

3GPP TS 29.557 (Rel-19) is the 3GPP specification for 5G ProSe Application Function Service. Specifies stage 3 protocol and data model for 5G ProSe Application Function service, including authorization flows and APIs.

Which 3GPP release is TS 29.557 part of?

TS 29.557 is part of 3GPP Rel-19. The latest known version on 3GPP Explorer is j40.

What does TS 29.557 specify?

Protocol Definition and API Specification.

What category does TS 29.557 belong to?

TS 29.557 belongs to the Services (Application Function ProSe Service) category of 3GPP specifications. It applies to 5G networks.

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