TS 29.229 – Diameter Protocol for Cx/Dx Interfaces
3GPP TS 29.229 is the 3GPP Technical Specification for Diameter Protocol for Cx/Dx Interfaces. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.1.0 in Rel-19.
Defines Diameter-based transport protocol for IMS Core Network Cx (CSCF-HSS) and Dx (CSCF-SLF) interfaces, including commands, AVPs, and routing.
Releases and versions of TS 29.229
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.1.0 | Read · Download (3GPP) |
| Rel-18 | 18.1.0 | Read · Download (3GPP) |
| Rel-17 | 17.3.0 | Read · Download (3GPP) |
| Rel-16 | 16.3.0 | Read · Download (3GPP) |
| Rel-15 | 15.3.0 | Read · Download (3GPP) |
| Rel-14 | 14.4.1 | Read · Download (3GPP) |
| Rel-13 | 13.2.0 | Read · Download (3GPP) |
| Rel-12 | 12.9.0 | Read · Download (3GPP) |
| Rel-11 | 11.5.0 | Read · Download (3GPP) |
| Rel-10 | 10.5.0 | Read · Download (3GPP) |
| Rel-9 | 9.7.0 | Read · Download (3GPP) |
| Rel-8 | 8.15.0 | Read · Download (3GPP) |
Scope of TS 29.229
Category: Core Network (IMS). Technology generation: Multi-Gen. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TS 29.229
- TS 29.329 Diameter Protocol for Sh Interface
- TS 23.003 Numbering, Addressing and Identification
- TS 29.328 IMS Sh, Dh and Ph Interface Procedures
- TS 29.273 EPS AAA Reference Points and Procedures
- TS 29.228 IMS Cx and Dx Interface Procedures
- TS 23.380 IMS Restoration Procedures
- TS 33.210 Network Domain Security for IP Networks
Specifications that reference TS 29.229
- TS 24.229 IMS SIP/SDP Call Control Protocol
- TS 29.061 Packet Domain Interworking Requirements
- TS 29.214 Rx Interface for Policy and Charging Control
- TS 29.228 IMS Cx and Dx Interface Procedures
- TS 32.299 Diameter Charging Applications for 3GPP
- TS 29.272 MME and SGSN Diameter interfaces to HSS/CSS/EIR
- TS 29.212 Diameter-Based PCC Reference Points
- TS 32.260 IMS Charging Management
- TS 32.298 Charging Data Record Specification
- TS 23.218 IMS Call Model Specification
- TS 29.328 IMS Sh, Dh and Ph Interface Procedures
- TS 29.336 Diameter-based Interfaces for MTC and Packet Data Networks
Other specifications in the 29 series
- TS 29.217 Policy and Charging Control (PCC) for Np Interface
- TS 29.219 Sy Reference Point Stage 3 Specification
- TS 29.222 CAPIF Northbound API Protocol
- TS 29.228 IMS Cx and Dx Interface Procedures
- TS 29.230 3GPP Diameter Protocol Codes Specification
- TS 29.231 Application of SIP-I Protocols to CS Core Network
- TS 29.232 Mc Interface Protocol Profile
- TS 29.234 WLAN-3GPP Interworking Stage-3 Protocol
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 29.229?
3GPP TS 29.229 is the 3GPP Technical Specification for Diameter Protocol for Cx/Dx Interfaces. Defines Diameter-based transport protocol for IMS Core Network Cx (CSCF-HSS) and Dx (CSCF-SLF) interfaces, including commands, AVPs, and routing.
Which 3GPP releases include TS 29.229?
TS 29.229 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.1.0 (Rel-19).
What category does TS 29.229 belong to?
TS 29.229 belongs to the Core Network (IMS) category of 3GPP specifications. It applies to Multi-Gen networks.
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