Release ledger
Canonical Atlas record
TS 29.122
T8 reference point for Northbound APIs
Responsible WGC3
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-15
Latest indexed version20.1.0
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-15 snapshot
Work affecting this release
397 indexed Change Requests · 5 connected Work Items.
Showing 0 CR records from the available cross-release sample. Browse release CR records (JSON) →
Version history
Indexed versions
Showing 60 of 87 indexed versions.
20.1.0Rel-20CT#1132026-09-24
20.0.0Rel-20CT#1122026-06-19
19.7.0Rel-19CT#1122026-06-19
18.10.0Rel-18CT#1122026-06-19
17.14.0Rel-17CT#1122026-06-19
16.19.0Rel-16CT#1122026-06-19
15.18.0Rel-15CT#1122026-06-19
19.6.0Rel-19CT#1112026-03-17
18.9.0Rel-18CT#1112026-03-17
17.13.0Rel-17CT#1112026-03-17
16.18.0Rel-16CT#1112026-03-17
15.17.0Rel-15CT#1112026-03-17
19.5.1Rel-19CT#1102026-01-20
19.5.0Rel-19CT#1102026-01-14
19.4.0Rel-19CT#1092025-09-24
19.3.0Rel-19CT#1082025-06-16
18.8.0Rel-18CT#1082025-06-16
19.2.0Rel-19CT#1072025-03-14
19.1.0Rel-19CT#1062024-12-19
19.0.0Rel-19CT#1052024-09-16
18.7.0Rel-18CT#1052024-09-16
18.6.0Rel-18CT#1042024-06-24
18.5.0Rel-18CT#1032024-03-25
17.12.0Rel-17CT#1032024-03-25
16.17.0Rel-16CT#1032024-03-25
18.4.0Rel-18CT#1022023-12-18
17.11.0Rel-17CT#1022023-12-18
18.3.0Rel-18CT#1012023-09-18
18.2.0Rel-18CT#1002023-06-26
17.10.0Rel-17CT#1002023-06-26
16.16.0Rel-16CT#1002023-06-26
15.16.0Rel-15CT#1002023-06-26
18.1.0Rel-18CT#992023-03-29
17.9.0Rel-17CT#992023-03-29
16.15.0Rel-16CT#992023-03-29
18.0.0Rel-18CT#98-e2022-12-16
17.8.0Rel-17CT#98-e2022-12-16
17.7.0Rel-17CT#97-e2022-09-16
16.14.0Rel-16CT#97-e2022-09-16
15.15.0Rel-15CT#97-e2022-09-16
17.6.0Rel-17CT#962022-06-10
16.13.0Rel-16CT#962022-06-10
15.14.0Rel-15CT#962022-06-10
15.13.0Rel-15CT#95-e2022-03-22
17.5.0Rel-17CT#95-e2022-03-21
16.12.0Rel-16CT#95-e2022-03-21
17.4.0Rel-17CT#94-e2021-12-22
17.3.0Rel-17CT#93-e2021-09-23
16.11.0Rel-16CT#93-e2021-09-23
15.12.0Rel-15CT#93-e2021-09-23
17.2.0Rel-17CT#92-e2021-06-25
16.10.0Rel-16CT#92-e2021-06-25
15.11.0Rel-15CT#92-e2021-06-25
17.1.0Rel-17CT#91-e2021-04-02
16.9.0Rel-16CT#91-e2021-04-02
15.10.0Rel-15CT#91-e2021-04-02
17.0.0Rel-17CT#90-e2020-12-18
16.8.0Rel-16CT#90-e2020-12-18
15.9.0Rel-15CT#90-e2020-12-18
16.7.0Rel-16CT#89-e2020-09-25
Atlas classifications
Meaning and provenance
No Atlas classifications have been attached yet.
Work Items
Standards work connected to TS 29.122
CIoT_Ext
Rel-14parsedExtended architecture support for Cellular Internet of Things
5GS_Ph1-CT
Rel-15parsedCT aspects of 5G System - Phase 1
CAPIF-CT
Rel-15parsedStage 3 of CAPIF
NAPS
Rel-15officialStage 2 of NAPS
NAPS-CT
Rel-15officialCT3 aspects of NAPS
NAPS-CT
Rel-15parsedStage 3 of NAPS
5G_CIoT
Rel-16parsedCellular IoT support and evolution for the 5G System
5G_URLLC
Rel-16parsedEnhancement of URLLC support in the 5G Core network
5G_eLCS
Rel-16historical linkEnhancement to the 5GC LoCation Services
Historical association · verification pending5G_eSBA
Rel-16historical linkEnhancements to the Service-Based 5G System Architecture
Historical association · verification pendingRACS
Rel-16historical linkOptimisations on UE radio capability signalling
Historical association · verification pendingTEI16
Rel-16parsed(Small) Technical Enhancements and Improvements for Rel-16
Vertical_LAN
Rel-16historical link5GS Enhanced support of Vertical and LAN Services
Historical association · verification pendingeNA
Rel-16historical linkEnablers for Network Automation for 5G
Historical association · verification pendingeV2XARC
Rel-16historical linkArchitecture enhancements for 3GPP support of advanced V2X services
Historical association · verification pendingen5GPccSer
Rel-16parsedEnhancement of 5G PCC related services
5G_eLCS_ph2
Rel-17parsedEnhancement to the 5GC LoCation Services-Phase 2
5MBS
Rel-17historical linkMulticast-broadcast services in 5G
Historical association · verification pendingEDGEAPP
Rel-17parsedCT3 aspects for EDGEAPP
EDGEAPP
Rel-17parsedArchitecture for enabling Edge Applications
ID_UAS
Rel-17parsedRemote Identification of Uncrewed Aerial Systems
IIoT
Rel-17parsedSupport of Enhanced Industrial IIoT
NBI17
Rel-17parsedRel-17 Enhancements of 3GPP Northbound Interfaces and Application Layer APIs
SBIProtoc17
Rel-17historical linkService Based Interface Protocol Improvements Release 17
Historical association · verification pendingTEI17
Rel-17parsed(Small) Technical Enhancements and Improvements for Rel-17
TEI17_DCAMP
Rel-17historical linkDynamically Changing AM Policies in the 5GC
Historical association · verification pendingTEI17_GEM
Rel-17parsedDynamic management of group-based event monitoring
eEDGE_5GC
Rel-17historical linkEnhancement of support for Edge Computing in 5G Core network
Historical association · verification pendingeNPN
Rel-17historical linkEnhanced support of Non-Public Networks
Historical association · verification pendingeNS_Ph2
Rel-17parsedEnhancement of Network Slicing Phase 2
5G_eLCS_Ph3
Rel-18parsed5GC LoCation Services - Phase 3
AIMLsys
Rel-18parsedArtificial Intelligence (AI)/Machine Learning (ML)
GMEC
Rel-18parsedGeneric group management, exposure and communication enhancements
NBI18
Rel-18parsedRel-18 Enhancements of 3GPP Northbound and Application Layer interfaces and APIs
Ranging_SL
Rel-18parsedStage 2 of Ranging_SL
SUECR
Rel-18parsedSeamless UE context recovery
TEI18
Rel-18parsed(Small) Technical Enhancements and Improvements for Rel-18
TEI18_ADEE
Rel-18parsedTEI18 on Enhancement of Application Detection Event Exposure
TRS_URLLC
Rel-18parsedStage 2 of Timing Resiliency and URLLC enhancements
XRM
Rel-18parsedCT3 aspects of XRM
XRM
Rel-18parsed(Stage 2 for XRM) Architecture Enhancements for XR (Extended Reality) and media service
XRM
Rel-18parsedArchitecture Enhancements for XR (Extended Reality) and media service
eNA_Ph3
Rel-18parsedEnablers for Network Automation for 5G phase 3
eNSAC
Rel-18parsedEnhancement of NSAC for maximum number of UEs with at least one PDU session/PDN connection
eNS_Ph3
Rel-18historical linkNetwork Slicing Phase 3
Historical association · verification pending5GSAT_Ph3_ARCH
Rel-19parsedCT aspects of integration of satellite components in the 5G architecture Phase 3
5G_RTP_Ph2
Rel-19parsed5G Real-time Transport Protocol Configurations, Phase 2
CAPIF_Ph3
Rel-19parsedCommon API Framework (CAPIF) Phase 3
EnergySys
Rel-19parsedEnergy Efficiency and Energy Saving
MPS4msg
Rel-19parsedMPS for Messaging services
NBI19
Rel-19parsedCT3 aspects of Rel-19 Enhancements of 3GPP Northbound and Application Layer Interfaces and APIs
NBI19
Rel-19parsedRel-19 Enhancements of 3GPP Northbound and Application Layer Interfaces and APIs
SBIProtoc19
Rel-19historical linkService Based Interface Protocol Improvements Release 19
Historical association · verification pendingTEI19
Rel-19parsed(Small) Technical Enhancements and Improvements for Rel-19
TEI19_IP_SP_EXP
Rel-19parsedEnhancing Parameter Provisioning with static UE IP address and UP security policy
TEI19_QME
Rel-19parsedQoS monitoring enhancement
TEI19_QME
Rel-19parsedStage 2 of QoS monitoring enhancement
TEI19_RVAS
Rel-19parsedArchitecture support of roaming value-added services
XRM_Ph2
Rel-19parsedExtended Reality and Media service (XRM) Phase 2
EnergySys_Ph2-CT
Rel-20parsedCT aspects of Energy Efficiency and Energy Saving Phase2
NBI20-CT
Rel-20parsedRel-20 Enhancements of the 3GPP Northbound Interfaces and Application Layer APIs
SBIProtoc20-CT
Rel-20parsedService Based Interface Protocol Improvements for Release 20
SMPC20-CT
Rel-20parsedRel-20 Enhancements of SM Policy
TEI20
Rel-20parsed(Small) Technical Enhancements and Improvements for Rel-20
TEI20_SCONE-CT
Rel-20parsedCT aspects of Operator-controlled Standard Communication with Network Elements (SCONE) support
Knowledge graph
Related standards
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