Release ledger
Canonical Atlas record
TS 24.182
IP Multimedia Subsystem (IMS) Customized Alerting Tones (CAT); Protocol specification
Release evolution
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Use indexed version, Work Item and Change Request evidence to see what changed around this specification. This is an evidence trail, not a clause-by-clause normative diff.
Rel-16 snapshot
Work affecting this release
42 indexed Change Requests · 2 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0111 rev.3 — Corrections on AS actions for playing CAT media continuely during conversation
CR 0106 rev.2 — Support_CAT_during_wait_ for_called_party_alerting
CR 0111 rev.2 — Corrections on AS actions for playing CAT media continuely during conversation
CR 0119 — Use preconditions for CAT when originating UE supports precondition
CR 0111 rev.1 — Corrections on AS actions for playing CAT media continuely during conversation
CR 0106 rev.1 — Support_CAT_during_wait_ for_called_party_alerting
CR 0118 rev.1 — CAT interactsions with MuD and MiD
CR 0108 rev.1 — Support to continue to play video CAT without voice during audio conversation
CR 0108 rev.2 — Support to continue to play video CAT without voice during audio conversation
CR 0107 rev.1 — UE actions supplement for video CAT within audio call
CR 0109 rev.3 — UE actions clarifiation of CAT for gateway model
CR 0116 — Use precondition only for CAT when network disables precondition
Version history
Indexed versions
Showing 55 of 55 indexed versions.
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 24.182
Deleted - Study on Customised Alerting Tone (CAT) Requirements (was duplicated)
Historical association · verification pendingIdentification of Communication Services in IMS
Historical association · verification pendingCustomized Alerting Tone (CAT) service
Historical association · verification pendingStage 1 for CAT
Historical association · verification pendingIMS CAT SS
Historical association · verification pendingCAT solution for voice and video call in CS domain
Historical association · verification pendingIMS CAT Supplementary Service
Historical association · verification pendingFlexible Alerting
Historical association · verification pending(Small) Technical Enhancements and Improvements for Rel-9
Enhancements of IMS Customized Alerting Tone (CAT) Service
Historical association · verification pendingStage 3 for Enhancements of IMS Customized Alerting Tone (CAT) Service
(Small) Technical Enhancements and Improvements for Rel-10
(Small) Technical Enhancements and Improvements for Rel-12
(Small) Technical Enhancements and Improvements for Rel-13
(Small) Technical Enhancements and Improvements for Rel-14
(Small) Technical Enhancements and Improvements for Rel-16
Historical association · verification pendingVideo enhancement of IMS CAT/CRS/announcement services
(Small) Technical Enhancements and Improvements for Rel-17
Knowledge graph
Related standards
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