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Content for TS 29.523 Word version: 18.5.0

1… 4…

4.1 Service Description 4.2 Service Operations 5.1 Introduction 5.2 Usage of HTTP 5.3 Resources 5.4 Custom Operations without associated resources 5.5 Notifications 5.6 Data Model 5.7 Error handling 5.8 Feature negotiation 5.9 Security

4 Npcf_EventExposure Service p. 8

4.1 Service Description p. 8

4.1.1 Overview p. 8

4.1.2 Service Architecture p. 8

4.1.3 Network Functions p. 9

4.1.3.1 Policy Control Function (PCF) p. 9

4.1.3.2 NF Service Consumers p. 10

4.2 Service Operations p. 10

4.2.1 Introduction p. 10

4.2.2 Npcf_EventExposure_Subscribe service operation p. 10

4.2.2.1 General p. 10

4.2.2.2 Creating a new subscription p. 11

4.2.2.3 Modifying an existing subscription p. 13

4.2.3 Npcf_EventExposure_UnSubscribe service operation p. 15

4.2.3.1 General p. 15

4.2.3.2 Unsubscription from event notifications p. 15

4.2.4 Npcf_EventExposure_Notify service operation p. 15

4.2.4.1 General p. 15

4.2.4.2 Notification about subscribed events p. 15

5 Npcf_EventExposure Service API p. 18

5.1 Introduction p. 18

5.2 Usage of HTTP p. 18

5.2.1 General p. 18

5.2.2 HTTP standard headers p. 18

5.2.2.1 General p. 18

5.2.2.2 Content type p. 19

5.2.3 HTTP custom headers p. 19

5.2.3.1 General p. 19

5.3 Resources p. 19

5.3.1 Resource Structure p. 19

5.3.2 Resource: Policy Control Events Subscriptions (Collection) p. 20

5.3.2.1 Description p. 20

5.3.2.2 Resource definition p. 20

5.3.2.3 Resource Standard Methods p. 20

5.3.2.3.1 POST p. 20

5.3.2.4 Resource Custom Operations p. 20

5.3.3 Resource: Individual Policy Control Events Subscription (Document) p. 21

5.3.3.1 Description p. 21

5.3.3.2 Resource definition p. 21

5.3.3.3 Resource Standard Methods p. 21

5.3.3.3.1 GET p. 21

5.3.3.3.2 PUT p. 22

5.3.3.3.3 DELETE p. 23

5.3.3.4 Resource Custom Operations p. 24

5.4 Custom Operations without associated resources p. 24

5.5 Notifications p. 25

5.5.1 General p. 25

5.5.2 Policy Control Event Notification p. 25

5.5.2.1 Description p. 25

5.5.2.2 Target URI p. 25

5.5.2.3 Standard Methods p. 25

5.5.2.3.1 POST p. 25

5.6 Data Model p. 26

5.6.1 General p. 26

5.6.2 Structured data types p. 28

5.6.2.1 Introduction p. 28

5.6.2.2 Type PcEventExposureSubsc p. 29

5.6.2.3 Type PcEventExposureNotif p. 30

5.6.2.4 Type ReportingInformation p. 31

5.6.2.5 Type ServiceIdentification p. 32

5.6.2.6 Type EthernetFlowInfo p. 32

5.6.2.7 Type IpFlowInfo p. 32

5.6.2.8 Type PcEventNotification p. 33

5.6.2.9 Type PduSessionInformation p. 34

5.6.2.10 Type SnssaiDnnCombination |R17| p. 34

5.6.3 Simple data types and enumerations p. 34

5.6.3.1 Introduction p. 34

5.6.3.2 Simple data types p. 34

5.6.3.3 Enumeration: PcEvent p. 34

5.7 Error handling p. 35

5.7.1 General p. 35

5.7.2 Protocol Errors p. 35

5.7.3 Application Errors p. 35

5.8 Feature negotiation p. 35

5.9 Security p. 36

A (Normative) OpenAPI specification p. 37

A.1 General p. 37

A.2 Npcf_EventExposure API p. 37

$ Change history p. 45