Release ledger
Canonical Atlas record
TS 24.380
Mission Critical Push To Talk (MCPTT) media plane control; Protocol specification
Responsible WGC1
StatusUnder change control
Initial releaseRel-13
Selected releaseRel-18
Latest indexed version20.1.0
Series24
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
60 indexed Change Requests · 4 connected Work Items.
Showing 12 CR records from the available cross-release sample. Browse release CR records (JSON) →
CR 0380 rev.1 — Correction of TMGI field in MBS subchannel control R18
CR 0384 rev.1 — Correction of MCPTT Group ID field in MBMS notifications R18
CR 0376 rev.1 — Misalignment in using adhoc group call parameters for floor control server
CR 0369 — Adhoc group call – Media plane for MCPTT
CR 0366 rev.2 — Inform called-party id to caller during first-to-answer call that uses pre-established session
CR 0368 rev.1 — Specify invalid bit combinations in Floor Indicator Field value
CR 0365 — Corrections to MCPTT User Identity field
CR 0356 rev.4 — MCPTT support of multiplexing - SSRCs used for RTP audio and RTCP floor control
CR 0363 rev.3 — MCPTT support of multiplexing - SSRC used in RTCP signalling over 5MBS
CR 0364 rev.2 — To clarify for which IP addressing the IP address media attribute is set to a domain name within the ".invalid" DNS top-level domain
CR 0349 rev.1 — Addition of Reason cause value in Pre-Established Session Call Control Disconnect Message to indicate media bearer failure
CR 0348 rev.1 — MCPTT Adding user ID in Floor Request message from NCF to CF
Version history
Indexed versions
Showing 60 of 90 indexed versions.
20.1.0Rel-20CT#1132026-09-22
19.3.0Rel-19CT#1132026-09-22
18.8.0Rel-18CT#1132026-09-22
17.8.0Rel-17CT#1132026-09-22
20.0.0Rel-20CT#1122026-06-29
19.2.0Rel-19CT#1122026-06-29
18.7.0Rel-18CT#1122026-06-29
19.1.0Rel-19CT#1092025-09-26
19.0.0Rel-19CT#1082025-07-01
18.6.0Rel-18CT#1042024-07-12
18.5.0Rel-18CT#1032024-04-02
18.4.0Rel-18CT#1022024-01-05
18.3.0Rel-18CT#1012023-09-22
18.2.0Rel-18CT#1002023-06-22
18.1.0Rel-18CT#992023-04-01
18.0.0Rel-18CT#97-e2022-09-23
17.7.0Rel-17CT#97-e2022-09-23
16.9.0Rel-16CT#97-e2022-09-23
15.10.0Rel-15CT#97-e2022-09-23
17.6.0Rel-17CT#95-e2022-03-26
17.5.0Rel-17CT#94-e2022-01-05
16.8.0Rel-16CT#94-e2022-01-05
15.9.0Rel-15CT#94-e2022-01-05
14.12.0Rel-14CT#94-e2022-01-05
13.14.0Rel-13CT#94-e2022-01-05
17.4.0Rel-17CT#93-e2021-09-24
17.3.0Rel-17CT#92-e2021-06-25
17.2.0Rel-17CT#91-e2021-04-02
17.1.0Rel-17CT#90-e2020-12-18
16.7.0Rel-16CT#90-e2020-12-18
15.8.0Rel-15CT#90-e2020-12-18
14.11.0Rel-14CT#90-e2020-12-18
13.13.0Rel-13CT#90-e2020-12-18
17.0.0Rel-17CT#89-e2020-09-25
16.6.0Rel-16CT#89-e2020-09-25
15.7.0Rel-15CT#89-e2020-09-25
14.10.0Rel-14CT#89-e2020-09-24
13.12.0Rel-13CT#89-e2020-09-24
16.5.0Rel-16CT#88-e2020-07-09
15.6.0Rel-15CT#88-e2020-07-09
14.9.0Rel-14CT#88-e2020-07-09
13.11.0Rel-13CT#88-e2020-07-09
16.4.0Rel-16CT#862019-12-19
16.3.0Rel-16CT#852019-09-24
16.2.0Rel-16CT#842019-06-14
16.1.0Rel-16CT#832019-03-27
15.5.0Rel-15CT#832019-03-27
16.0.0Rel-16CT#822018-12-21
15.4.0Rel-15CT#822018-12-21
14.8.0Rel-14CT#822018-12-21
13.10.0Rel-13CT#822018-12-21
15.3.0Rel-15CT#812018-09-20
14.7.0Rel-14CT#812018-09-20
13.9.0Rel-13CT#812018-09-20
15.2.0Rel-15CT#802018-06-20
15.1.0Rel-15CT#792018-03-28
14.6.0Rel-14CT#792018-03-28
13.8.0Rel-13CT#792018-03-28
15.0.0Rel-15CT#782017-12-28
14.5.0Rel-14CT#782017-12-28
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 24.380
DUMMY
Rel-13parsedAwaiting formal work item
MCPTT-CT
Rel-13officialMCPTT protocol aspects
MCPTT-Prof
Rel-13parsedIMS Profile to support MCPTT
MCProtoc15
Rel-15parsedProtocol enhancements for Mission Critical Services
enhMCPTT-CT
Rel-15parsedStage 3 of enhMCPTT
MCProtoc16
Rel-16parsedProtocol enhancements for Mission Critical Services
MCProtoc17
Rel-17parsedProtocol enhancements for Mission Critical Services
MCSMI_CT
Rel-17parsedMission Critical system migration and interconnection
enh3MCPTT-CT
Rel-17parsedStage 3 aspects of enh3MCPTT
MCOver5MBS
Rel-18parsedMission Critical Services over 5MBS
MCProtoc18
Rel-18parsedProtocol enhancements for Mission Critical Services
MC_AHGC
Rel-18parsedMission Critical ad hoc group Communications
enh4MCPTT
Rel-18parsedEnhanced Mission Critical Push-to-talk architecture phase 4
FRMCS_Ph5
Rel-19parsedFRMCS Phase 5
FRMCS_Ph5
Rel-19parsedStage 1 of Railways specific Enhancements to Mission Critical Services
MCProtoc19
Rel-19parsedProtocol enhancements for Mission Critical Services
MCProtoc20-CT
Rel-20parsedProtocol enhancements for Mission Critical Services
enhMC_Ph2-CT
Rel-20parsedProtocol development for Enhanced MC Features Phase 2
Knowledge graph
Related standards
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