TS 29.527 – IMS-CS Interworking (SIP-ISUP)
3GPP TS 29.527 is the 3GPP Technical Specification for IMS-CS Interworking (SIP-ISUP). It is part of 3GPP Rel-8 (version 8.3.0).
ETSI endorsement of 3GPP TS 29.163 for signalling interworking between SIP and ISUP to support voice calls between IMS and legacy CS networks.
Releases and versions of TS 29.527
| Release | Latest version | Links |
|---|---|---|
| Rel-8 | 8.3.0 | Read · Download (3GPP) |
Scope of TS 29.527
Category: Core Network (IMS Interworking). Technology generation: Multi-Gen. 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 29 series
- TS 29.523 Policy Control Event Exposure Service
- TS 29.524 5GC to NAS Cause Mapping Specification
- TS 29.525 UE Policy Control Service
- TS 29.526 Nnssaaf Service Interface
- TS 29.530 5G AF AI/ML Services
- TS 29.531 Nnssf Service Based Interface Stage 3
- TS 29.532 Nmbsmf Service Based Interface Specification
- TS 29.534 5G Access and Mobility Policy Authorization
Frequently asked questions
What is 3GPP TS 29.527?
3GPP TS 29.527 is the 3GPP Technical Specification for IMS-CS Interworking (SIP-ISUP). ETSI endorsement of 3GPP TS 29.163 for signalling interworking between SIP and ISUP to support voice calls between IMS and legacy CS networks.
Which 3GPP releases include TS 29.527?
TS 29.527 is part of 3GPP Rel-8. The latest version on 3GPP Explorer is 8.3.0 (Rel-8).
What category does TS 29.527 belong to?
TS 29.527 belongs to the Core Network (IMS Interworking) category of 3GPP specifications. It applies to Multi-Gen networks.
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