TS 09.12 – ISDN-GSM PLMN Signalling Interface v2
3GPP TS 09.12 is the 3GPP Technical Specification for ISDN-GSM PLMN Signalling Interface v2. It is part of 3GPP Ph2 (version 4.2.2).
Specifies ISUP-based signalling interface between GSM PLMN and ISDN networks, covering connection types and supplementary services.
Releases and versions of TS 09.12
| Release | Latest version | Links |
|---|---|---|
| Ph2 | 4.2.2 | Read · Download (3GPP) |
Scope of TS 09.12
Category: Core Network (Interworking). Technology generation: 2G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
Implementation notes
Complexity level: Intermediate. Implementation difficulty: Medium.
Key technologies
Other specifications in the 09 series
- TS 09.07 MSC/IWF Interworking Requirements
- TS 09.08 BSSAP Subset for E-Interface
- TS 09.10 Interworking between BSSAP and MAP protocols
- TS 09.11 Interworking between A interface and MAP for SS
- TS 09.13 CCBS Interworking MAP-SSAP Protocol
- TS 09.14 ISDN-GSM PLMN Signalling Interface
- TS 09.16 Gs Interface Signalling Transport Specification
- TS 09.18 GSM Gs Interface Specification
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 09.12?
3GPP TS 09.12 is the 3GPP Technical Specification for ISDN-GSM PLMN Signalling Interface v2. Specifies ISUP-based signalling interface between GSM PLMN and ISDN networks, covering connection types and supplementary services.
Which 3GPP releases include TS 09.12?
TS 09.12 is part of 3GPP Ph2. The latest version on 3GPP Explorer is 4.2.2 (Ph2).
What category does TS 09.12 belong to?
TS 09.12 belongs to the Core Network (Interworking) category of 3GPP specifications. It applies to 2G networks.
View the full specification with interactive table of contents, version history, and AI analysis.
Read Full Specification →