Canonical Atlas record

TS 38.413

NG-RAN; NG Application Protocol (NGAP)

Responsible WGR3
StatusUnder change control
Initial releaseRel-15
Selected releaseRel-17
Latest indexed version19.4.0
Series38
TypeTS
Visual answer

TS 38.413 relationship map

NGAP

Rel-17mixed provenance

Release-aware filtering uses explicit relationship validity where mapped and official initial-release metadata where available. Unknown relationship validity remains visible and labelled rather than guessed.

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.

Release ledger

Version · WI · CR evidence by release

Rel-1515.13.05 WI422 CRs · 79 approved
Rel-1616.18.031 WI910 CRs · 116 approved
Rel-1717.15.029 WI572 CRs · 98 approved
Rel-1818.11.030 WI499 CRs · 85 approved
Rel-1919.4.012 WI310 CRs · 51 approved
Rel-20no version indexed7 WI37 CRs
R99no version indexed1 WI0 CRs

Rel-17 snapshot

Work affecting this release

572 indexed Change Requests · 29 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 80 indexed versions.

19.4.0Rel-19RAN#1132026-09-27
18.11.0Rel-18RAN#1132026-09-27
19.3.0Rel-19RAN#1122026-06-22
18.10.0Rel-18RAN#1122026-06-22
19.2.0Rel-19RAN#1112026-03-20
18.9.0Rel-18RAN#1112026-03-20
17.15.0Rel-17RAN#1112026-03-20
16.18.0Rel-16RAN#1112026-03-20
19.1.0Rel-19RAN#1102025-12-25
18.8.0Rel-18RAN#1102025-12-25
17.14.0Rel-17RAN#1102025-12-25
19.0.0Rel-19RAN#1092025-09-30
18.7.0Rel-18RAN#1092025-09-30
17.13.0Rel-17RAN#1092025-09-30
16.17.0Rel-16RAN#1092025-09-30
18.6.0Rel-18RAN#1082025-06-19
17.12.0Rel-17RAN#1082025-06-19
18.5.0Rel-18RAN#1072025-03-20
18.4.0Rel-18RAN#1062024-12-18
17.11.0Rel-17RAN#1062024-12-18
16.16.0Rel-16RAN#1062024-12-18
18.3.0Rel-18RAN#1052024-09-21
17.10.0Rel-17RAN#1052024-09-21
18.2.0Rel-18RAN#1042024-07-03
17.9.0Rel-17RAN#1042024-07-03
18.1.0Rel-18RAN#1032024-04-02
17.8.0Rel-17RAN#1032024-04-02
16.15.0Rel-16RAN#1032024-04-02
18.0.0Rel-18RAN#1022024-01-12
17.7.0Rel-17RAN#1022024-01-12
17.6.0Rel-17RAN#1012023-09-22
16.14.0Rel-16RAN#1012023-09-22
17.5.0Rel-17RAN#1002023-06-28
16.13.0Rel-16RAN#1002023-06-28
17.4.0Rel-17RAN#992023-04-03
16.12.0Rel-16RAN#992023-04-03
17.3.0Rel-17RAN#98-e2023-01-06
17.2.0Rel-17RAN#97-e2022-09-23
16.11.0Rel-16RAN#97-e2022-09-23
17.1.1Rel-17RAN#962022-06-30
17.1.0Rel-17RAN#962022-06-23
16.10.0Rel-16RAN#962022-06-23
17.0.0Rel-17RAN#95-e2022-04-06
16.9.0Rel-16RAN#95-e2022-04-06
16.8.0Rel-16RAN#94-e2021-12-23
16.7.0Rel-16RAN#93-e2021-10-01
15.13.0Rel-15RAN#93-e2021-10-01
16.6.0Rel-16RAN#92-e2021-07-01
15.12.0Rel-15RAN#92-e2021-07-01
16.5.0Rel-16RAN#91-e2021-04-09
15.11.0Rel-15RAN#91-e2021-04-09
16.4.0Rel-16RAN#90-e2021-01-04
15.10.0Rel-15RAN#90-e2021-01-04
16.3.0Rel-16RAN#89-e2020-10-02
15.9.0Rel-15RAN#89-e2020-10-02
16.2.0Rel-16RAN#88-e2020-07-17
15.8.0Rel-15RAN#88-e2020-07-17
16.1.0Rel-16RAN#87-e2020-03-31
15.7.0Rel-15RAN#87-e2020-03-31
16.0.0Rel-16RAN#862020-01-09

Atlas classifications

Meaning and provenance

No Atlas classifications have been attached yet.

Work Items

Standards work connected to TS 38.413

5GS_Ph1

5G System - Phase 1

Historical association · verification pending
Rel-15historical link
NR_CPUP_Split

Separation of CP and UP for Split Option 2 of NR

Rel-15parsed
NR_CPUP_Split-Core

Core part: Separation of CP and UP for Split Option 2 of NR

Rel-15parsed
NR_newRAT

New Radio Access Technology

Rel-15official
NR_newRAT-Core

Core part: New Radio Access Technology

Rel-15parsed
5G_CIoT

Cellular IoT support and evolution for the 5G System

Historical association · verification pending
Rel-16historical link
5G_URLLC

Enhancement of URLLC support in the 5G Core network

Historical association · verification pending
Rel-16historical link
5G_V2X_NRSL

5G V2X with NR sidelink

Rel-16parsed
5G_V2X_NRSL-Core

Core part: 5G V2X with NR sidelink

Rel-16parsed
5WWC-NG_interface-Core

Core part: NG interface usage for WWC

Rel-16parsed
Direct_data_fw_NR

Direct data forwarding between NG-RAN and E-UTRAN nodes for inter-system mobility

Rel-16parsed
Direct_data_fw_NR-Core

Core part: Direct data forwarding between NG-RAN and E-UTRAN nodes for inter-system mobility

Rel-16parsed
FS_NR_IIOT

Study on NR Industrial Internet of Things (IoT)

Rel-16parsed
FS_enh_disagg_gNB

Study on enhancement for disaggregated gNB architecture

Rel-16parsed
LTE_eMTC5

Additional MTC enhancements for LTE

Rel-16parsed
LTE_eMTC5-Core

Core part: Additional MTC enhancements for LTE

Rel-16parsed
NB_IOTenh3

Additional enhancements for NB-IoT

Rel-16parsed
NB_IOTenh3-Core

Core part: Additional enhancements for NB-IoT

Rel-16parsed
NG_RAN_PRN

Private Network Support for NG-RAN

Rel-16parsed
NG_RAN_PRN-Core

Core part: Private Network Support for NG-RAN

Rel-16parsed
NR_CLI_RIM

Cross Link Interference (CLI) handling and Remote Interference Management (RIM) for NR

Rel-16parsed
NR_IAB-Core

Core part: NR_IAB

Rel-16parsed
NR_IIOT

Support of NR Industrial Internet of Things (IoT)

Rel-16parsed
NR_IIOT-Core

Core part: Support of NR Industrial Internet of Things (IoT)

Rel-16parsed
NR_Mob_enh-Core

Core part: NR mobility enhancements

Rel-16parsed
NR_SON_MDT

SON (Self-Organising Networks) and MDT (Minimization of Drive Tests) support for NR

Rel-16parsed
NR_SON_MDT-Core

Core part: SON (Self-Organising Networks) and MDT (Minimization of Drive Tests) support for NR

Rel-16parsed
NR_pos-Core

Core part: NR positioning support

Rel-16parsed
NR_unlic-Core

Core part: NR-based access to unlicensed spectrum

Rel-16parsed
RACS-RAN

Optimisations on UE radio capability signalling NR/E-UTRA Aspects

Rel-16parsed
RACS-RAN-Core

Core part: Optimisations on UE radio capability signalling NR/E-UTRA Aspects

Rel-16parsed
SRVCC_NR_to_UMTS

RAN aspects of 5G_SRVCC

Rel-16parsed
SRVCC_NR_to_UMTS-Core

Core part: Single Radio Voice Call Continuity from 5G to 3G

Rel-16parsed
TEI16

(Small) Technical Enhancements and Improvements for Rel-16

Rel-16parsed
Vertical_LAN

5GS Enhanced support of Vertical and LAN Services

Historical association · verification pending
Rel-16historical link
eV2XARC

Architecture enhancements for 3GPP support of advanced V2X services

Historical association · verification pending
Rel-16historical link
FS_NR_QoE

Study on NR QoE (Quality of Experience) management and optimizations for diverse services

Rel-17parsed
LTE_NR_MUSIM

Support for Multi-SIM devices for LTE/NR

Rel-17parsed
LTE_NR_MUSIM-Core

Core part: Support for Multi-SIM devices for LTE/NR

Rel-17parsed
MINT

Support for Minimization of service Interruption

Historical association · verification pending
Rel-17historical link
NB_IOTenh4_LTE_eMTC6

Additional enhancements for NB-IoT and LTE-MTC

Rel-17parsed
NB_IOTenh4_LTE_eMTC6-Core

Core part: Additional enhancements for NB-IoT and LTE-MTC

Rel-17parsed
NG_RAN_PRN_enh

Enhancement of Private Network support for NG-RAN

Rel-17parsed
NG_RAN_PRN_enh-Core

Core part: Enhancement of Private Network support for NG-RAN

Rel-17parsed
NPN_PWS

NPN support of PWS

Rel-17parsed
NR_ENDC_SON_MDT_enh

Enhancement of data collection for SON (Self-Organising Networks)/MDT (Minimization of Drive Tests) in NR and EN-DC

Rel-17parsed
NR_ENDC_SON_MDT_enh-Core

Core part: Enhancement of data collection for SON (Self-Organising Networks)/MDT (Minimization of Drive Tests) in NR standalone and MR-DC (Multi-Radio Dual Connectivity)

Rel-17parsed
NR_IAB_enh-Core

Core part: Enhancements to IAB for NR

Rel-17parsed
NR_IIOT_URLLC_enh-Core

Core part: Enhanced IoT and URLLC support for NR

Rel-17parsed
NR_MBS

NR multicast and broadcast services

Rel-17parsed
NR_MBS-Core

Core part: NR multicast and broadcast services

Rel-17parsed
NR_NTN_solutions

Solutions for NR to support non-terrestrial networks (NTN)

Rel-17parsed
NR_NTN_solutions-Core

Core part: Solutions for NR for NTN

Rel-17parsed
NR_QoE

NR QoE magement and optimizations for diverse services

Rel-17parsed
NR_QoE-Core

Core part: NR QoE management and optimizations for diverse services

Rel-17parsed
NR_SL_relay

NR Sidelink Relay

Rel-17parsed
NR_UE_pow_sav_enh

UE power saving enhancements for NR

Rel-17parsed
NR_UE_pow_sav_enh-Core

Core part: UE power saving enhancements for NR

Rel-17parsed
NR_pos_enh

RAN aspects of NR positioning enhancements

Rel-17parsed
NR_redcap

Support of reduced capability NR devices

Rel-17parsed
NR_redcap-Core

Core part: NR_redcap

Rel-17parsed
NR_slice

Enhancement of RAN slicing for NR

Rel-17parsed
NR_slice-Core

Core part: Enhancement of RAN slicing for NR

Rel-17parsed
TEI17

(Small) Technical Enhancements and Improvements for Rel-17

Rel-17parsed
eNS_Ph2

Enhancement of Network Slicing Phase 2

Historical association · verification pending
Rel-17historical link
5MBS_Ph2

5G multicast-broadcast services Phase 2

Rel-18parsed
5WWC_Ph2

Support for Wireless and Wireline Convergence Phase 2

Rel-18parsed
NR_AIML_NGRAN-Core

Core part: Artificial Intelligence (AI)/Machine Learning (ML) for NG-RAN

Rel-18parsed
NR_DualTxRx_MUSIM-Core

Core part: Dual Transmission/Reception (Tx/Rx) Multi-SIM for NR

Rel-18parsed
NR_ENDC_SON_MDT_enh2-Core

Core part: Further enhancement of data collection for SON (Self-Organising Networks)/MDT (Minimization of Drive Tests) in NR and EN-DC

Rel-18parsed
NR_MBS_enh-Core

Core part: Enhancements of NR Multicast and Broadcast Services

Rel-18parsed
NR_Mob_enh2-Core

Core part: Further NR mobility enhancements

Rel-18parsed
NR_NTN_enh

NR NTN (Non-Terrestrial Networks) enhancements

Rel-18parsed
NR_NTN_enh-Core

Core part: NR NTN (Non-Terrestrial Networks) enhancements

Rel-18parsed
NR_QoE_enh

Enhancement on NR QoE management and optimizations for diverse services

Rel-18parsed
NR_QoE_enh-Core

Core part: Enhancement on NR QoE management and optimizations for diverse services

Rel-18parsed
NR_SL_relay_enh

NR sidelink relay enhancements

Rel-18parsed
NR_SL_relay_enh-Core

Core part: NR sidelink relay enhancements

Rel-18parsed
NR_UAV

NR support for UAV (Uncrewed Aerial Vehicles)

Rel-18parsed
NR_UAV-Core

Core part: NR support for UAV (Uncrewed Aerial Vehicles)

Rel-18parsed
NR_XR_enh-Core

Core part: XR (eXtended Reality) enhancements for NR

Rel-18parsed
NR_mobile_IAB

Mobile IAB (Integrated Access and Backhaul) for NR

Rel-18parsed
NR_mobile_IAB-Core

Core part: Mobile IAB (Integrated Access and Backhaul) for NR

Rel-18parsed
NR_netcon_repeater

NR network-controlled repeaters

Rel-18parsed
NR_netcon_repeater-Core

Core part: NR network-controlled repeaters

Rel-18parsed
NR_pos_enh2-Core

Core part: Expanded and improved NR positioning

Rel-18parsed
NR_redcap_enh

Enhanced support of reduced capability NR devices

Rel-18parsed
NR_redcap_enh-Core

Core part: Enhanced support of reduced capability NR devices

Rel-18parsed
Netw_Energy_NR-Core

Core part: Network energy savings for NR

Rel-18parsed
TEI18

(Small) Technical Enhancements and Improvements for Rel-18

Rel-18parsed
TRS_URLLC-NR

NR Timing Resiliency and URLLC enhancements

Rel-18parsed
TRS_URLLC-NR-Core

Core part: NR Timing Resiliency and URLLC enhancements

Rel-18parsed
eNPN_Ph2-NGRAN-Core

Core part: Non-Public Networks Phase 2: NG-RAN aspects

Rel-18parsed
eNS_Ph3

Network Slicing Phase 3

Historical association · verification pending
Rel-18historical link
eNS_Ph3-NR-Core

Core part: Network Slicing Phase 3: NR aspects

Rel-18parsed
Ambient_IoT_Solutions-Core

Core part: Solutions for Ambient IoT (Internet of Things) in NR

Rel-19parsed
NR_AIML_NGRAN_enh-Core

Core part: Enhancements for Artificial Intelligence (AI)/Machine Learning (ML) for NG-RAN

Rel-19parsed
NR_AIML_air-Core

Core part: Artificial Intelligence (AI)/Machine Learning (ML) for NR air interface

Rel-19parsed
NR_ENDC_SON_MDT_Ph4-Core

Core part: Data collection for SON (Self-Organising Networks)/MDT (Minimization of Drive Tests) in NR standalone and MR-DC (Multi-Radio Dual Connectivity) Phase 4

Rel-19parsed
NR_LPWUS-Core

Core part: Low-power wake-up signal and receiver for NR (LP-WUS/WUR)

Rel-19parsed
NR_NTN_Ph3-Core

Core part: Non-Terrestrial Networks (NTN) for NR Phase 3

Rel-19parsed
NR_SL_relay_multihop-Core

Core part: NR sidelink multi-hop relay

Rel-19parsed
NR_WAB_5GFemto-Core

Core part: Additional topological enhancements for NR

Rel-19parsed
NR_XR_Ph3-Core

Core part: XR (eXtended Reality) for NR Phase 3

Rel-19parsed
TEI19

(Small) Technical Enhancements and Improvements for Rel-19

Rel-19parsed
TraceQoE_OAM

Subscriber and Equipment Trace and QoE collection management

Rel-19parsed
UAS_Ph3

Uncrewed Aerial System Phase 3

Rel-19parsed
Ambient_IoT_Solutions_Ph2-Core

Core part: Solutions for Ambient IoT in NR Phase 2

Rel-20parsed
FS_EnergySys_Ph2

Study on Energy Efficiency and Energy Saving Phase2

Rel-20parsed
NR_SON_MDT_Ph5-Core

Core part: Data collection for SON/MDT in NR Phase 5

Rel-20parsed
NR_XR_Ph4-Core

Core part: XR (eXtended Reality) for NR Phase 4

Rel-20parsed
PM_KPI_Trace_MDT_QoE-OAM

5G performance measurements/KPIs and Trace/MDT/QoE

Rel-20parsed
TEI20

(Small) Technical Enhancements and Improvements for Rel-20

Rel-20parsed
TEI20_NRLTEREST

NR to LTE mobility restriction

Historical association · verification pending
Rel-20historical link
TEI

(Small) Technical Enhancements and Improvements for R99

R99parsed

Knowledge graph

Related standards

procedure_component

23.502

curated