ETSI TS 129 518 V15.6.0 (2020-01)

ETSI TS 129 518 V15.6.0 (2020-01)






TECHNICAL SPECIFICATION
5G;
5G System;
Access and Mobility Management Services;
Stage 3
(3GPP TS 29.518 version 15.6.0 Release 15)

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3GPP TS 29.518 version 15.6.0 Release 15 1 ETSI TS 129 518 V15.6.0 (2020-01)



Reference
RTS/TSGC-0429518vf60
Keywords
5G
ETSI
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3GPP TS 29.518 version 15.6.0 Release 15 2 ETSI TS 129 518 V15.6.0 (2020-01)
Intellectual Property Rights
Essential patents
IPRs essential or potentially essential to normative deliverables may have been declared to ETSI. The information
pertaining to these essential IPRs, if any, is publicly available for ETSI members and non-members, and can be found
in ETSI SR 000 314: "Intellectual Property Rights (IPRs); Essential, or potentially Essential, IPRs notified to ETSI in
respect of ETSI standards", which is available from the ETSI Secretariat. Latest updates are available on the ETSI Web
server (https://ipr.etsi.org/).
Pursuant to the ETSI IPR Policy, no investigation, including IPR searches, has been carried out by ETSI. No guarantee
can be given as to the existence of other IPRs not referenced in ETSI SR 000 314 (or the updates on the ETSI Web
server) which are, or may be, or may become, essential to the present document.
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Legal Notice
This Technical Specification (TS) has been produced by ETSI 3rd Generation Partnership Project (3GPP).
The present document may refer to technical specifications or reports using their 3GPP identities. These shall be
interpreted as being references to the corresponding ETSI deliverables.
The cross reference between 3GPP and ETSI identities can be found under http://webapp.etsi.org/key/queryform.asp.
Modal verbs terminology
In the present document "shall", "shall not", "should", "should not", "may", "need not", "will", "will not", "can" and
"cannot" are to be interpreted as described in clause 3.2 of the ETSI Drafting Rules (Verbal forms for the expression of
provisions).
"must" and "must not" are NOT allowed in ETSI deliverables except when used in direct citation.

ETSI

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3GPP TS 29.518 version 15.6.0 Release 15 3 ETSI TS 129 518 V15.6.0 (2020-01)
Contents

Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 11
1 Scope . 12
2 References . 12
3 Definitions and abbreviations . 13
3.1 Definitions . 13
3.2 Abbreviations . 13
4 Overview . 14
4.1 Introduction . 14
5 Services offered by the AMF . 15
5.1 Introduction . 15
5.2 Namf_Communication Service . 15
5.2.1 Service Description . 15
5.2.2 Service Operations . 16
5.2.2.1 Introduction . 16
5.2.2.2 UE Context Operations . 16
5.2.2.2.1 UEContextTransfer . 16
5.2.2.2.1.1 General . 16
5.2.2.2.1.2 Retrieve UE Context after successful UE authentication . 18
5.2.2.2.2 RegistrationStatusUpdate . 18
5.2.2.2.2.1 General . 18
5.2.2.2.3 CreateUEContext . 19
5.2.2.2.3.1 General . 19
5.2.2.2.4 ReleaseUEContext . 21
5.2.2.2.4.1 General . 21
5.2.2.3 UE Specific N1N2 Message Operations . 21
5.2.2.3.1 N1N2MessageTransfer . 21
5.2.2.3.1.1 General . 21
5.2.2.3.1.2 Detailed behaviour of the AMF . 23
5.2.2.3.2 N1N2Transfer Failure Notification . 25
5.2.2.3.3 N1N2MessageSubscribe . 25
5.2.2.3.3.1 General . 25
5.2.2.3.4 N1N2MessageUnSubscribe . 26
5.2.2.3.4.1 General . 26
5.2.2.3.5 N1MessageNotify . 26
5.2.2.3.5.1 General . 26
5.2.2.3.5.2 Using N1MessageNotify in the Registration with AMF Re-allocation Procedure . 27
5.2.2.3.5.3 Using N1MessageNotify in the UE Assisted and UE Based Positioning Procedure . 28
5.2.2.3.5.4 Using N1MessageNotify in the UE Configuration Update for transparent UE Policy
delivery . 28
5.2.2.3.6 N2InfoNotify . 28
5.2.2.3.6.1 General . 28
5.2.2.3.6.2 Using N2InfoNotify during Inter NG-RAN node N2 based handover procedure. 29
5.2.2.3.6.3 Using N2InfoNotify during Location Services procedures . 30
5.2.2.4 Non-UE N2 Message Operations . 30
5.2.2.4.1 NonUeN2MessageTransfer . 30
5.2.2.4.1.1 General . 30
5.2.2.4.1.2 Obtaining Non UE Associated Network Assistance Data Procedure . 30
5.2.2.4.1.3 Warning Request Transfer Procedure . 31
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3GPP TS 29.518 version 15.6.0 Release 15 4 ETSI TS 129 518 V15.6.0 (2020-01)
5.2.2.4.1.4 Configuration Transfer Procedure . 31
5.2.2.4.2 NonUeN2InfoSubscribe . 31
5.2.2.4.2.1 General . 31
5.2.2.4.3 NonUeN2InfoUnSubscribe . 32
5.2.2.4.3.1 General . 32
5.2.2.4.4 NonUeN2InfoNotify . 32
5.2.2.4.4.1 General . 32
5.2.2.4.4.2 Using NonUeN2InfoNotify during Location Services procedures . 33
5.2.2.4.4.3 Use of NonUeN2InfoNotify for PWS related events . 33
5.2.2.5 AMF Status Change Operations . 34
5.2.2.5.1 AMFStatusChangeSubscribe . 34
5.2.2.5.1.1 General . 34
5.2.2.5.1.2 Creation of a subscription . 34
5.2.2.5.1.3 Modification of a subscription . 34
5.2.2.5.2 AMFStatusChangeUnSubscribe . 35
5.2.2.5.2.1 General . 35
5.2.2.5.3 AMFStatusChangeNotify . 36
5.2.2.5.3.1 General . 36
5.2.2.6 EBIAssignment . 36
5.2.2.6.1 General . 36
5.3 Namf_EventExposure Service . 37
5.3.1 Service Description . 37
5.3.2 Service Operations . 40
5.3.2.1 Introduction . 40
5.3.2.2 Subscribe . 40
5.3.2.2.1 General . 40
5.3.2.2.2 Creation of a subscription . 40
5.3.2.2.3 Modification of a subscription . 41
5.3.2.3 Unsubscribe . 42
5.3.2.3.1 General . 42
5.3.2.4 Notify . 43
5.3.2.4.1 General . 43
5.4 Namf_MT Service . 43
5.4.1 Service Description . 43
5.4.2 Service Operations . 43
5.4.2.1 Introduction . 43
5.4.2.2 EnableUEReachability . 44
5.4.2.2.1 General . 44
5.4.2.3 ProvideDomainSelectionInfo . 44
5.4.2.3.1 General . 44
5.5 Namf_Location Service . 45
5.5.1 Service Description . 45
5.5.2 Service Operations . 45
5.5.2.1 Introduction . 45
5.5.2.2 ProvidePositioningInfo . 45
5.5.2.2.1 General . 45
5.5.2.3 EventNotify . 46
5.5.2.3.1 General . 46
5.5.2.4 ProvideLocationInfo . 47
5.5.2.4.1 General . 47
6 API Definitions . 48
6.1 Namf_Communication Service API . 48
6.1.1 API URI . 48
6.1.2 Usage of HTTP . 48
6.1.2.1 General . 48
6.1.2.2 HTTP standard headers . 48
6.1.2.2.1 General . 48
6.1.2.2.2 Content type . 49
6.1.2.3 HTTP custom headers . 49
6.1.2.3.1 General . 49
6.1.2.4 HTTP multipart messages . 49
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3GPP TS 29.518 version 15.6.0 Release 15 5 ETSI TS 129 518 V15.6.0 (2020-01)
6.1.3 Resources . 50
6.1.3.1 Overview . 50
6.1.3.2 Resource: Individual ueContext . 51
6.1.3.2.1 Description . 51
6.1.3.2.2 Resource Definition . 51
6.1.3.2.3 Resource Standard Methods . 52
6.1.3.2.3.1 PUT . 52
6.1.3.2.4 Resource Custom Operations . 53
6.1.3.2.4.1 Overview . 53
6.1.3.2.4.2 Operation: (POST) release . 53
6.1.3.2.4.2.1 Description . 53
6.1.3.2.4.2.2 Operation Definition . 53
6.1.3.2.4.3 Operation: (POST) assign-ebi . 54
6.1.3.2.4.3.1 Description . 54
6.1.3.2.4.3.2 Operation Definition . 54
6.1.3.2.4.4 Operation: (POST) transfer . 54
6.1.3.2.4.4.1 Description . 54
6.1.3.2.4.4.2 Operation Definition . 54
6.1.3.2.4.5 Operation: (POST) transfer-update . 55
6.1.3.2.4.5.1 Description . 55
6.1.3.2.4.5.2 Operation Definition . 55
6.1.3.3 Resource: N1N2 Subscriptions Collection for Individual UE Contexts . 56
6.1.3.3.1 Description . 56
6.1.3.3.2 Resource Definition . 56
6.1.3.3.3.1 POST. 56
6.1.3.3.4 Resource Custom Operations . 57
6.1.3.4 Resource: N1N2 Individual Subscription . 57
6.1.3.4.1 Description . 57
6.1.3.4.2 Resource Definition . 57
6.1.3.4.3.1 DELETE . 57
6.1.3.4.4 Resource Custom Operations . 58
6.1.3.5 Resource: N1 N2 Messages Collection . 58
6.1.3.5.1 Description . 58
6.1.3.5.2 Resource Definition . 58
6.1.3.5.3 Resource Standard Methods . 58
6.1.3.5.3.1 POST. 58
6.1.3.6 Resource: subscriptions collection . 61
6.1.3.6.1 Description . 61
6.1.3.6.2 Resource Definition . 61
6.1.3.6.3 Resource Standard Methods . 61
6.1.3.6.3.1 POST. 61
6.1.3.7 Resource: individual subscription . 62
6.1.3.7.1 Description . 62
6.1.3.7.2 Resource Definition . 62
6.1.3.7.3 Resource Standard Methods . 62
6.1.3.7.3.1 DELETE . 62
6.1.3.7.3.2 PUT . 63
6.1.3.8 Resource: Non UE N2Messages Collection . 63
6.1.3.8.1 Description .
...