TS 29.550 – Nsoraf Service Based Interface for SOR-AF
3GPP TS 29.550 is the 3GPP Technical Specification for Nsoraf Service Based Interface for SOR-AF. Its official 3GPP title is “5G System; Steering of roaming application function services”. It is published in 5 releases (Rel-16 to Rel-20); the latest version is 20.0.0 in Rel-20.
Stage 3 protocols and API for Steering of Roaming Application Function (SOR-AF) in 5G core network.
Releases and versions of TS 29.550
| Release | Latest version | Links |
|---|---|---|
| Rel-20 | 20.0.0 | Read · Download (3GPP) |
| Rel-19 | 19.2.0 | Read · Download (3GPP) |
| Rel-18 | 18.4.0 | Read · Download (3GPP) |
| Rel-17 | 17.5.0 | Read · Download (3GPP) |
| Rel-16 | 16.6.0 | Read · Download (3GPP) |
Scope of TS 29.550
Category: Core Network (Service Based Architecture). Technology generation: 5G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
Implementation notes
Complexity level: Advanced. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TS 29.550
- TS 29.510 NRF Service-Based Interface
- TS 23.122 Idle Mode and PLMN Selection Procedures
- TS 29.503 UDM Service Based Interface
- TS 29.571 5G Common Data Types
- TS 31.115 Secured Packet Structure for UICC Applications
- TS 24.501 5GS NAS Protocol Specification
- TS 29.544 Nspaf Service Based Interface for 5G System
- TR 21.905 3GPP Terminology and Definitions
- TS 29.509 AUSF Service Based Interface
- TS 23.501 5G System Architecture
- TS 23.502 5G System Procedures
- TS 29.500 5G Service Based Architecture
Other specifications in the 29 series
- TS 29.543 Data Transfer Policy Control Services
- TS 29.544 Nspaf Service Based Interface for 5G System
- TS 29.548 SEAL Data Delivery Server Services Stage 3
- TS 29.549 SEAL Service APIs
- TS 29.551 5G PFD Management Service Stage 3
- TS 29.552 5G Network Data Analytics Procedures
- TS 29.553 Npanf Service Based Interface Stage 3 Protocol
- TS 29.554 BDT Policy Control Service
Frequently asked questions
What is 3GPP TS 29.550?
3GPP TS 29.550 is the 3GPP Technical Specification for Nsoraf Service Based Interface for SOR-AF. Stage 3 protocols and API for Steering of Roaming Application Function (SOR-AF) in 5G core network.
Which 3GPP releases include TS 29.550?
TS 29.550 is published in 5 releases, from Rel-16 to Rel-20. The latest version on 3GPP Explorer is 20.0.0 (Rel-20).
What category does TS 29.550 belong to?
TS 29.550 belongs to the Core Network (Service Based Architecture) category of 3GPP specifications. It applies to 5G networks.
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