TS 24.642
Completion of Communications to Busy Subscriber (CCBS) and Completion of Communications by No Reply (CCNR) using IP Multimedia (IM) Core Network (CN) subsystem; Protocol specification
Rel-16TSIMSApproved
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Versions
| Version | Release | Date | Status |
|---|---|---|---|
| 19.0.0 | Rel-19 | 2026-07-26 | Approved |
| 18.0.0 | Rel-18 | 2026-07-25 | Approved |
| 17.0.0 | Rel-17 | 2026-07-25 | Approved |
| 16.0.0 | Rel-16 | 2026-07-25 | Approved |
| 15.0.0 | Rel-15 | 2026-07-25 | Approved |
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