TS 29.018 – SGSN-VLR Interface (Gs) Procedures
3GPP TS 29.018 is the 3GPP Technical Specification for SGSN-VLR Interface (Gs) Procedures. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.
Specifies procedures for coordination between GSM circuit-switched (VLR) and packet-switched (SGSN) services over the Gs interface.
Releases and versions of TS 29.018
| Release | Latest version | Links |
|---|---|---|
| Rel-19 | 19.0.0 | Read · Download (3GPP) |
| Rel-18 | 18.0.0 | Read · Download (3GPP) |
| Rel-17 | 17.0.0 | Read · Download (3GPP) |
| Rel-16 | 16.0.0 | Read · Download (3GPP) |
| Rel-15 | 15.0.0 | Read · Download (3GPP) |
| Rel-14 | 14.0.0 | Read · Download (3GPP) |
| Rel-13 | 13.2.0 | Read · Download (3GPP) |
| Rel-12 | 12.5.0 | Read · Download (3GPP) |
| Rel-11 | 11.7.0 | Read · Download (3GPP) |
| Rel-10 | 10.7.0 | Read · Download (3GPP) |
| Rel-9 | 9.3.0 | Read · Download (3GPP) |
| Rel-8 | 8.5.0 | Read · Download (3GPP) |
Scope of TS 29.018
Category: Core Network (Interfaces). Technology generation: 3G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TS 29.018
- TS 24.008 NAS Call, Mobility and Session Procedures
- TS 44.064 GPRS Logical Link Control (LLC) Protocol
- TS 48.008 BSS-MSC Interface Layer 3 Procedures
- TS 48.018 BSS-SGSN Interface for GPRS Control
- TS 29.002 Mobile Application Part (MAP) Specification
- TS 25.413 Radio Access Network Application Part (RANAP)
- TS 23.195 Provision of UE Specific Behaviour Information
- TS 23.251 Network Sharing Stage 2 Specification
- TS 32.422 Trace, MDT and UE Measurement Control
- TS 23.236 Intra Domain Connection of RAN Nodes to Multiple CN Nodes
- TS 29.118 MME-VLR Interface for CS Fallback & SMS
- TS 29.272 MME and SGSN Diameter interfaces to HSS/CSS/EIR
Specifications that reference TS 29.018
- TS 24.008 NAS Call, Mobility and Session Procedures
- TS 23.060 GPRS Stage 2 Service Description
- TS 23.002 3GPP System Architecture Overview
- TS 29.002 Mobile Application Part (MAP) Specification
- TS 48.018 BSS-SGSN Interface for GPRS Control
- TS 23.251 Network Sharing Stage 2 Specification
- TS 29.118 MME-VLR Interface for CS Fallback & SMS
- TS 28.735 STN Interface NRM IRP Information Service
- TS 29.016 Gs Interface: Signalling Transport Specification
Other specifications in the 29 series
- TS 29.010 Signalling interworking for core and access networks
- TS 29.011 Interworking for Supplementary Services
- TS 29.013 MAP-SSAP Interworking for CCBS Service
- TS 29.016 Gs Interface: Signalling Transport Specification
- TS 29.060 GPRS Tunnelling Protocol (GTP) version 1
- TS 29.061 Packet Domain Interworking Requirements
- TS 29.078 CAMEL Phase 4 CAP Specification
- TS 29.079 Optimal Media Routeing (OMR) Procedures
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 29.018?
3GPP TS 29.018 is the 3GPP Technical Specification for SGSN-VLR Interface (Gs) Procedures. Specifies procedures for coordination between GSM circuit-switched (VLR) and packet-switched (SGSN) services over the Gs interface.
Which 3GPP releases include TS 29.018?
TS 29.018 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 29.018 belong to?
TS 29.018 belongs to the Core Network (Interfaces) category of 3GPP specifications. It applies to 3G networks.
View the full specification with interactive table of contents, version history, and AI analysis.
Read Full Specification →