Release ledger
Canonical Atlas record
TS 29.581
5G System; Multicast/Broadcast Service Transport Services; Stage 3
Responsible WGC4
StatusUnder change control
Initial releaseRel-17
Selected releaseRel-18
Latest indexed version20.0.0
Series29
TypeTS
Release evolution
Compare evidence between releases
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-18 snapshot
Work affecting this release
35 indexed Change Requests · 3 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0061 — API version and External doc update
CR 0058 rev.2 — Update of user plane traffic flow information and clarification of ObjDistributionData
CR 0051 — 29.581 Rel-18 API version and External doc update
CR 0050 — 29.581 Rel-18 API version and External doc update
CR 0049 — Correction on data type cardinality
CR 0048 — ProblemDetails RFC 7807 obsoleted by 9457
CR 0047 — DistSession Subscription and Miscellaneous Corrections
CR 0045 — 29.581 Rel-18 API version and External doc update
CR 0041 rev.1 — Additional Notification Events
CR 0044 — HTTP RFCs obsoleted by IETF RFC 9113/9110
CR 0043 — Remove security key exchange between MBSF and MBSTF
CR 0037 rev.1 — Correct the object acquisition identifier
Version history
Indexed versions
Showing 23 of 23 indexed versions.
20.0.0Rel-20CT#1122026-07-01
19.3.0Rel-19CT#1112026-03-19
18.6.0Rel-18CT#1112026-03-19
17.7.0Rel-17CT#1112026-03-19
19.2.0Rel-19CT#1102026-01-06
19.1.0Rel-19CT#1092025-09-28
19.0.0Rel-19CT#1082025-06-23
18.5.0Rel-18CT#1042024-06-26
18.4.0Rel-18CT#1032024-03-27
18.3.0Rel-18CT#1022024-01-02
17.6.0Rel-17CT#1022024-01-02
18.2.0Rel-18CT#1012023-09-19
17.5.0Rel-17CT#1012023-09-19
18.1.0Rel-18CT#1002023-06-26
17.4.0Rel-17CT#1002023-06-26
18.0.0Rel-18CT#992023-03-29
17.3.0Rel-17CT#992023-03-29
17.2.0Rel-17CT#98-e2022-12-16
17.1.0Rel-17CT#97-e2022-09-23
17.0.0Rel-17CT#962022-06-21
1.0.0Rel-17 · pre-approvalCT#962022-05-30
0.2.0Rel-17 · pre-approvalCT4#110-e2022-05-30
0.1.0Rel-17 · pre-approvalCT4#109-e2022-04-20
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 29.581
DUMMY
Rel-13parsedAwaiting formal work item
5MBS
Rel-17parsedMulticast-broadcast services in 5G
5MBS
Rel-17officialCT4 aspect of 5MBS
5MBUSA
Rel-17parsed5G Multicast-Broadcast User Service Architecture and related 5GMS Extensions
SBIProtoc17
Rel-17historical linkService Based Interface Protocol Improvements Release 17
Historical association · verification pendingTEI17
Rel-17parsed(Small) Technical Enhancements and Improvements for Rel-17
5MBS_Ph2
Rel-18parsed5G multicast-broadcast services Phase 2
SBIProtoc18
Rel-18parsedService Based Interface Protocol Improvements Release 18
TEI18
Rel-18parsed(Small) Technical Enhancements and Improvements for Rel-18
AMD_PRO-MED
Rel-19parsedStage 3 for Advanced Media Delivery
AMD_PRO-MED-CT
Rel-19parsedCT aspects of Advanced Media Delivery
TEI19
Rel-19parsed(Small) Technical Enhancements and Improvements for Rel-19
TEI20
Rel-20parsed(Small) Technical Enhancements and Improvements for Rel-20
Knowledge graph
Related standards
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