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TS 23.288SA2
Architecture enhancements for 5GS
to support Network Data Analytics Services

use "3GPP‑Page" to get the Word version
the full Contents is reproduced for this TS
V16.3.0 (Wzip)2020/03  62 p.

WI Acronym:  eNA
Rapporteur:  Mr. Wu, XiaoboHuaWei Technologies Co., Ltd

The present document defines the Stage 2 architecture enhancements for 5G System (5GS) to support network data analytics services in 5G Core network.

essential Table of Contents for  TS 23.288  Word version:   16.3.0

each title links to the equivalent title in the full Contents
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1  ScopeWord-p. 6
2  ReferencesWord-p. 6
3  Definitions and abbreviationsWord-p. 7
4  Reference Architecture for Data AnalyticsWord-p. 7
4.1  GeneralWord-p. 7
4.2  Non-roaming architectureWord-p. 7
4.3  Roaming architectureWord-p. 8
5  Network Data Analytics Functional DescriptionWord-p. 8
5.1  GeneralWord-p. 8
5.2  NWDAF Discovery and SelectionWord-p. 8
6  Procedures to Support Network Data AnalyticsWord-p. 9
6.0  GeneralWord-p. 9
6.1  Procedures for analytics exposureWord-p. 9
6.1.1  Analytics Subscribe/UnsubscribeWord-p. 9
6.1.1.1  Analytics subscribe/unsubscribe by NWDAF service consumerWord-p. 9
6.1.1.2  Analytics subscribe/unsubscribe by AFs via NEFWord-p. 9
6.1.2  Analytics RequestWord-p. 11
6.1.2.1  Analytics request by NWDAF service consumerWord-p. 11
6.1.2.2  Analytics request by AFs via NEFWord-p. 11
6.1.3  Contents of Analytics ExposureWord-p. 12
6.2  Procedures for Data CollectionWord-p. 13
6.2.1  GeneralWord-p. 13
6.2.2  Data Collection from NFsWord-p. 14
6.2.2.1  GeneralWord-p. 14
6.2.2.2  Procedure for Data Collection from NFsWord-p. 16
6.2.2.3  Procedure for Data Collection from AF via NEFWord-p. 16
6.2.2.4  Procedure for Data Collection from NRFWord-p. 18
6.2.2.5  Usage of Exposure framework by the NWDAF for Data CollectionWord-p. 18
6.2.3  Data Collection from OAMWord-p. 19
6.2.4  Correlation between network data and service dataWord-p. 20
6.3  Slice load level related network data analyticsWord-p. 20
6.3.1  GeneralWord-p. 20
6.3.2Void
6.3.2A  Input dataWord-p. 21
6.3.3Void
6.3.3A  Output analyticsWord-p. 21
6.4  Observed Service Experience related network data analyticsWord-p. 21
6.4.1  GeneralWord-p. 21
6.4.2  Input DataWord-p. 22
6.4.3  Output AnalyticsWord-p. 24
6.4.4  Procedures to request Service Experience for an ApplicationWord-p. 25
6.4.5  Procedures to request Service Experience for a Network SliceWord-p. 27
6.5  NF load analyticsWord-p. 27
6.5.1  GeneralWord-p. 27
6.5.2  Input dataWord-p. 28
6.5.3  Output analyticsWord-p. 29
6.5.4  ProceduresWord-p. 30
6.6  Network Performance AnalyticsWord-p. 31
6.6.1  GeneralWord-p. 31
6.6.2  Input DataWord-p. 31
6.6.3  Output AnalyticsWord-p. 32
6.6.4  ProceduresWord-p. 33
6.7  UE related analyticsWord-p. 34
6.7.1  GeneralWord-p. 34
6.7.2  UE mobility analyticsWord-p. 34
6.7.3  UE Communication AnalyticsWord-p. 38
6.7.4  Expected UE behavioural parameters related network data analyticsWord-p. 41
6.7.5  Abnormal behaviour related network data analyticsWord-p. 43
6.8  User Data Congestion AnalyticsWord-p. 48
6.8.1  GeneralWord-p. 48
6.8.2  Input dataWord-p. 49
6.8.3  Output analyticsWord-p. 49
6.8.4  ProceduresWord-p. 50
6.9  QoS Sustainability AnalyticsWord-p. 53
6.9.1  GeneralWord-p. 53
6.9.2  Input dataWord-p. 54
6.9.3  Output analyticsWord-p. 55
6.9.4  ProceduresWord-p. 55
7  Nnwdaf Services DescriptionWord-p. 56
7.1  GeneralWord-p. 56
7.2  Nnwdaf_AnalyticsSubscription ServiceWord-p. 57
7.2.1  GeneralWord-p. 57
7.2.2  Nnwdaf_AnalyticsSubscription_Subscribe service operationWord-p. 57
7.2.3  Nnwdaf_AnalyticsSubscription_Unsubscribe service operationWord-p. 58
7.2.4  Nnwdaf_AnalyticsSubscription_Notify service operationWord-p. 58
7.3  Nnwdaf_AnalyticsInfo serviceWord-p. 58
7.3.1  GeneralWord-p. 58
7.3.2  Nnwdaf_AnalyticsInfo_Request service operationWord-p. 58
A  Change historyWord-p. 60

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