TS 24.615 – Communication Waiting (CW) Service Protocol
3GPP TS 24.615 is the 3GPP Technical Specification for Communication Waiting (CW) Service Protocol. It is published in 12 releases (Rel-8 to Rel-19); the latest version is 19.0.0 in Rel-19.
Specifies SIP/SDP-based stage 3 protocol for Communication Waiting service in IMS, enabling users to handle incoming calls when resources are limited.
Releases and versions of TS 24.615
| 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 | 13.1.0 | Read · Download (3GPP) |
| Rel-12 | 12.3.0 | Read · Download (3GPP) |
| Rel-11 | 11.4.0 | Read · Download (3GPP) |
| Rel-10 | 10.6.0 | Read · Download (3GPP) |
| Rel-9 | 9.9.0 | Read · Download (3GPP) |
| Rel-8 | 8.10.0 | Read · Download (3GPP) |
Scope of TS 24.615
Category: Services (IMS). Technology generation: Multi-Gen. Network layer: CoreNetwork.
Who should read this specification?
- Network operators
- Device manufacturers
- Researchers and academics
Implementation notes
Complexity level: Advanced. Implementation difficulty: Medium.
Key technologies
Specifications referenced by TS 24.615
- TS 24.238 SIP-based user configuration of supplementary services
- TS 22.173 IMS Multimedia Telephony Service Definition
- TS 24.229 IMS SIP/SDP Call Control Protocol
- TS 24.628 Common Basic Communication Procedures in IMS
- TS 24.610 Communication Hold (HOLD) Service Protocol
- TS 22.228 IP Multimedia Service Requirements
- TS 24.623 XCAP Protocol for Supplementary Services
Specifications that reference TS 24.615
- TS 23.237 IMS Service Continuity (ISC) Stage 2
- TS 29.163 Interworking between 3GPP IM CN and CS networks
- TS 27.007 AT Command Interface for Mobile Terminals
- TS 24.173 Multimedia Telephony Service and Supplementary Services in IMS
- TS 24.237 IMS Service Continuity Protocol Details
- TS 24.292 IMS Centralized Services (ICS) Protocol
- TS 29.292 IMS Centralized Services (ICS) Interworking
- TS 32.275 MMTel Charging Specification
- TS 24.186 IMS Data Channel and AR Communication
- TS 34.229 IP Multimedia Call Control Protocol over SIP and SDP
- TS 29.165 Inter-IMS Network-to-Network Interface (II-NNI)
- TS 29.364 IMS AS Service Data Descriptions
Other specifications in the 24 series
- TS 24.607 OIP and OIR Supplementary Services Stage 3
- TS 24.608 Terminating Identification Presentation (TIP) and Terminating Identification Restriction (TIR) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification
- TS 24.610 Communication Hold (HOLD) Service Protocol
- TS 24.611 Anonymous Communication Rejection & Barring
- TS 24.616 Malicious Call Identification (MCID) Protocol
- TS 24.623 XCAP Protocol for Supplementary Services
- TS 24.628 Common Basic Communication Procedures in IMS
- TS 24.629 Explicit Communication Transfer (ECT) Protocol
Related glossary terms
Related topics
Frequently asked questions
What is 3GPP TS 24.615?
3GPP TS 24.615 is the 3GPP Technical Specification for Communication Waiting (CW) Service Protocol. Specifies SIP/SDP-based stage 3 protocol for Communication Waiting service in IMS, enabling users to handle incoming calls when resources are limited.
Which 3GPP releases include TS 24.615?
TS 24.615 is published in 12 releases, from Rel-8 to Rel-19. The latest version on 3GPP Explorer is 19.0.0 (Rel-19).
What category does TS 24.615 belong to?
TS 24.615 belongs to the Services (IMS) category of 3GPP specifications. It applies to Multi-Gen networks.
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