TS 29.512 – Session Management Policy Control Service Stage 3
3GPP TS 29.512 is the 3GPP Technical Specification for Session Management Policy Control Service Stage 3. Its official 3GPP title is “5G System; Session Management Policy Control Service”. It is published in 6 releases (Rel-15 to Rel-20); the latest version is 20.1.0 in Rel-20.
Stage 3 specification of the Npcf_SMPolicyControl service for the 5G System, defining policy and charging control between PCF and SMF.
Releases and versions of TS 29.512
| 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 | 16.23.0 | Read · Download (3GPP) |
| Rel-15 | 15.18.0 | Read · Download (3GPP) |
Scope of TS 29.512
Category: Core Network (Policy and Charging Control). Technology generation: 5G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Excerpt from TS 29.512
1 Scope
The present document provides the stage 3 specification of the Session Management Policy Control Service of 5G system. The stage 2 definition and related procedures of the Session Management Policy Control Service are contained in 3GPP TS 23.502 [3] and 3GPP TS 23.503 [6]. The 5G System Architecture is defined in 3GPP TS 23.501 [2].
Stage 3 call flows are provided in 3GPP TS 29.513 [7].
The Technical Realization of the Service Based Architecture and the Principles and Guidelines for Services Definition of the 5G System are specified in 3GPP TS 29.500 [4] and 3GPP TS 29.501 [5].
The Policy Control Function with session related policies provides the Session Management Policy Control Service to the NF server consumers (e.g. Session Management Function).
Excerpt from the official 3GPP document (Rel-20). Read the full specification with interactive table of contents.
Specifications referenced by TS 29.512
- TS 29.571 5G Common Data Types
- TS 29.508 Session Management Event Exposure Service
- TS 29.244 PFCP for Control and User Plane Separation
- TS 29.519 5G UDR Policy and Application Data Services
- TS 23.228 IP Multimedia Core Network Subsystem
- TS 29.514 Policy Authorization Service
- TS 29.214 Rx Interface for Policy and Charging Control
- TS 32.291 5G Charging Service-Based Interface
- TR 21.905 3GPP Terminology and Definitions
- TS 24.501 5GS NAS Protocol Specification
- TS 23.380 IMS Restoration Procedures
- TS 29.502 5G SMF Service Based Interface Stage 3
Specifications that reference TS 29.512
- TS 23.502 5G System Procedures
- TS 23.503 5G Policy and Charging Control Framework
- TS 28.541 5G Network Resource Model (NRM) Stage 2 and 3
- TS 28.552 5G Network Performance Measurements
- TS 29.214 Rx Interface for Policy and Charging Control
- TS 29.522 NEF Northbound Interface
- TS 29.244 PFCP for Control and User Plane Separation
- TS 32.298 Charging Data Record Specification
- TS 32.255 5G Data Connectivity Converged Charging
- TS 29.514 Policy Authorization Service
- TS 23.380 IMS Restoration Procedures
- TS 23.700 Study on SEAL Phase 4
Other specifications in the 29 series
- TS 29.508 Session Management Event Exposure Service
- TS 29.509 AUSF Service Based Interface
- TS 29.510 NRF Service-Based Interface
- TS 29.511 N5g-eir Service Based Interface
- TS 29.513 5G PCC Signalling Flows
- TS 29.514 Policy Authorization Service
- TS 29.515 Ngmlc Location Services API
- TS 29.517 AF Event Exposure Service
Frequently asked questions
What is 3GPP TS 29.512?
3GPP TS 29.512 is the 3GPP Technical Specification for Session Management Policy Control Service Stage 3. Stage 3 specification of the Npcf_SMPolicyControl service for the 5G System, defining policy and charging control between PCF and SMF.
Which 3GPP releases include TS 29.512?
TS 29.512 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 29.512 belong to?
TS 29.512 belongs to the Core Network (Policy and Charging Control) category of 3GPP specifications. It applies to 5G networks.
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