TR 23.750 – Robust VoLTE Call Setup Study
3GPP TR 23.750 is the 3GPP Technical Report for Robust VoLTE Call Setup Study. Its official 3GPP title is “Study for robust call setup for VoLTE subscriber in LTE”. It is part of 3GPP Rel-14 (version 14.0.0).
Study to minimize VoLTE call setup failures in poor LTE coverage by investigating solutions like enhanced CS fallback (eCSFB) with SRVCC.
Releases and versions of TR 23.750
| Release | Latest version | Links |
|---|---|---|
| Rel-14 | 14.0.0 | Read · Download (3GPP) |
Scope of TR 23.750
Category: Services (IMS). Technology generation: 4G. Network layer: Services.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: High.
Key technologies
Specifications referenced by TR 23.750
- TR 21.905 3GPP Terminology and Definitions
- TS 23.272 CS Fallback in EPS Stage 2
- TS 23.216 SRVCC Architecture Enhancements
- 23.772 Enhanced Circuit Switched (CS) Fallback
- TS 23.292 IMS Centralized Services (ICS) Architecture
- TS 23.003 Numbering, Addressing and Identification
- TS 24.229 IMS SIP/SDP Call Control Protocol
Other specifications in the 23 series
- TR 23.745 Study on App Layer Support for Factories of the Future in 5G
- TS 23.746 Feasibility Study on Enhanced TV Services over 3GPP
- TR 23.748 Edge Computing Enhancement Study for 5GC
- TR 23.749 Study on S8 Home Routing for VoLTE
- TR 23.751 VoIMS QoS Enhancements for WLAN Access
- TR 23.752 5G ProSe Enhancement Study
- TR 23.754 Study on UAS Connectivity, ID & Tracking
- TR 23.755 Study on app layer support for UAS
Related glossary terms
Related topics
Related technologies
Frequently asked questions
What is 3GPP TR 23.750?
3GPP TR 23.750 is the 3GPP Technical Report for Robust VoLTE Call Setup Study. Study to minimize VoLTE call setup failures in poor LTE coverage by investigating solutions like enhanced CS fallback (eCSFB) with SRVCC.
Which 3GPP releases include TR 23.750?
TR 23.750 is part of 3GPP Rel-14. The latest version on 3GPP Explorer is 14.0.0 (Rel-14).
What category does TR 23.750 belong to?
TR 23.750 belongs to the Services (IMS) category of 3GPP specifications. It applies to 4G networks.
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