TS 04.56 – CTS Radio Interface Layer 3 Procedures
3GPP TS 04.56 is the 3GPP Technical Specification for CTS Radio Interface Layer 3 Procedures. It is part of 3GPP R98 (version 7.1.1).
Defines Call Control, Mobility Management, and Radio Resource procedures for CTS radio interface, covering circuit-switched services and protocol operations.
Releases and versions of TS 04.56
| Release | Latest version | Links |
|---|---|---|
| R98 | 7.1.1 | Read · Download (3GPP) |
Scope of TS 04.56
Category: Core Network (NAS). Technology generation: 2G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Regulators and standards bodies
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Other specifications in the 04 series
- TS 04.30 Location Services Operations Stage 3
- TS 04.31 Radio Resource LCS Protocol (RRLP) Definition
- TS 04.35 MS Based Location Service Interface Messages
- TS 04.53 Tandem Free Operation (TFO) Protocol
- TS 04.57 CTS Supervising Management Procedures
- TS 04.60 GPRS RLC/MAC Procedures for Radio Interface
- TS 04.63 Packet Data on Signalling Channels
- TS 04.64 LAPG Protocol Specification for GPRS
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 04.56?
3GPP TS 04.56 is the 3GPP Technical Specification for CTS Radio Interface Layer 3 Procedures. Defines Call Control, Mobility Management, and Radio Resource procedures for CTS radio interface, covering circuit-switched services and protocol operations.
Which 3GPP releases include TS 04.56?
TS 04.56 is part of 3GPP R98. The latest version on 3GPP Explorer is 7.1.1 (R98).
What category does TS 04.56 belong to?
TS 04.56 belongs to the Core Network (NAS) category of 3GPP specifications. It applies to 2G networks.
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