TS 23.205 – Bearer Independent CS Core Network Stage 2
3GPP TS 23.205 is the 3GPP Technical Specification for Bearer Independent CS Core Network Stage 2. Its official 3GPP title is “Bearer-independent circuit-switched core network”. It is published in 17 releases (R99 to Rel-19); the latest version is 19.0.0 in Rel-19.
Stage 2 description for bearer-independent CS core network architecture, covering call/bearer separation and interfaces.
Releases and versions of TS 23.205
| 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 | 13.0.0 | Read · Download (3GPP) |
| Rel-12 | 12.1.0 | Read · Download (3GPP) |
| Rel-11 | 11.0.0 | Read · Download (3GPP) |
| Rel-10 | 10.2.0 | Read · Download (3GPP) |
| Rel-9 | 9.4.0 | Read · Download (3GPP) |
| Rel-8 | 8.10.0 | Read · Download (3GPP) |
| Rel-7 | 7.8.0 | Read · Download (3GPP) |
| Rel-6 | 6.9.0 | Read · Download (3GPP) |
| Rel-5 | 5.16.0 | Read · Download (3GPP) |
| Rel-4 | 4.11.0 | Read · Download (3GPP) |
| R99 | 1101 | Read · Download (3GPP) |
Scope of TS 23.205
Category: Core Network (CS Core). Technology generation: 3G. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications referenced by TS 23.205
- TS 23.078 CAMEL Phase 4 Stage 2 Specification
- TS 23.079 Support of Optimal Routeing (SOR) Phase 1
- TS 23.082 Call Forwarding Supplementary Services Stage 2
- TS 23.083 Call Completion Supplementary Services
- TS 23.084 Multi Party (MPTY) Service Stage 2 Description
- TS 23.091 Explicit Call Transfer (ECT) Stage 2
- TS 23.093 CCBS Supplementary Service Stage 2
- TS 23.135 Multicall Supplementary Service Stage 2
- TS 23.108 GSM Radio Interface Layer 3 Procedures
- 42.032 Immediate Service Termination (IST); Service description; Stage 1
- TR 21.905 3GPP Terminology and Definitions
- TS 25.415 Iu Interface User Plane Protocol
Specifications that reference TS 23.205
- TS 24.008 NAS Call, Mobility and Session Procedures
- TS 23.002 3GPP System Architecture Overview
- TS 32.422 Trace, MDT and UE Measurement Control
- TS 23.221 3GPP System Architectural Requirements
- TS 23.236 Intra Domain Connection of RAN Nodes to Multiple CN Nodes
- TS 23.153 Out-of-Band Transcoder Control Stage 2
- TS 23.009 Handover Procedures in PLMNs
- TS 29.163 Interworking between 3GPP IM CN and CS networks
- TS 29.232 Mc Interface Protocol Profile
- TS 29.415 Nb User Plane Protocol Specification
- TS 29.414 Nb Interface Bearer Transport & Control Protocols
- TS 23.231 SIP-I based CS core network stage 2
Other specifications in the 23 series
- TS 23.198 Open Service Access (OSA) Stage 2
- TS 23.202 CS Bearer Services Architecture in UMTS
- TS 23.203 Policy and Charging Control Architecture
- TS 23.204 SMS over generic IP access; Stage 2
- TS 23.206 Voice Call Continuity (VCC) Functional Architecture
- TS 23.207 End-to-End QoS Framework for GPRS
- TS 23.214 Control and User Plane Separation for EPC
- TS 23.216 SRVCC Architecture Enhancements
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 23.205?
3GPP TS 23.205 is the 3GPP Technical Specification for Bearer Independent CS Core Network Stage 2. Stage 2 description for bearer-independent CS core network architecture, covering call/bearer separation and interfaces.
Which 3GPP releases include TS 23.205?
TS 23.205 is published in 17 releases, from R99 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 23.205 belong to?
TS 23.205 belongs to the Core Network (CS Core) category of 3GPP specifications. It applies to 3G networks.
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