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TECHNICAL SPECIFICATION
5G;
Architecture for enabling Edge Applications
(3GPP TS 23.558 version 17.3.0 Release 17)
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3GPP TS 23.558 version 17.3.0 Release 17 1 ETSI TS 123 558 V17.3.0 (2022-05)
Reference
RTS/TSGS-0623558vh30
Keywords
5G
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3GPP TS 23.558 version 17.3.0 Release 17 2 ETSI TS 123 558 V17.3.0 (2022-05)
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3GPP TS 23.558 version 17.3.0 Release 17 3 ETSI TS 123 558 V17.3.0 (2022-05)
Contents
Intellectual Property Rights . 2
Legal Notice . 2
Modal verbs terminology . 2
Foreword . 12
Introduction . 12
1 Scope . 13
2 References . 13
3 Definitions of terms, symbols and abbreviations . 14
3.1 Terms . 14
3.2 Symbols . 15
3.3 Abbreviations . 15
4 Overview . 15
4.1 General . 15
4.2 Service provisioning . 16
4.3 Registration . 16
4.4 EAS discovery . 16
4.5 Capability exposure to EAS . 16
4.6 Support for service continuity . 16
4.7 Security . 17
4.8 Dynamic EAS instantiation triggering . 17
5 Architectural requirements . 17
5.1 General . 17
5.2 Architectural requirements . 17
5.2.1 General requirements . 17
5.2.1.1 General . 17
5.2.1.2 Requirements . 17
5.2.2 Edge configuration data . 17
5.2.2.1 General . 17
5.2.2.2 Requirements . 17
5.2.3 Registration . 17
5.2.3.1 General . 17
5.2.3.2 EEC registration . 18
5.2.3.3 EAS registration . 18
5.2.3.4 EES registration . 18
5.2.4 EAS discovery . 18
5.2.4.1 General . 18
5.2.4.2 Requirements . 18
5.2.5 Capability exposure to EASs . 18
5.2.5.1 General . 18
5.2.5.2 Requirements . 18
5.2.6 Security . 19
5.2.6.1 General . 19
5.2.6.2 Requirements . 19
5.2.7 Subscription service . 19
5.2.7.1 General . 19
5.2.7.2 Requirements . 19
5.2.8 Traffic management . 20
5.2.8.1 General . 20
5.2.8.2 Requirements . 20
5.2.9 Lifecycle management . 20
5.2.9.1 General . 20
5.2.9.2 Requirements . 20
ETSI
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3GPP TS 23.558 version 17.3.0 Release 17 4 ETSI TS 123 558 V17.3.0 (2022-05)
5.2.10 Edge application KPIs . 20
5.2.10.1 General . 20
5.2.10.2 Requirements . 20
5.2.11 Service continuity . 20
5.2.11.1 General . 20
5.2.11.2 Requirements . 20
6 Application layer architecture . 20
6.1 General . 20
6.2 Architecture . 21
6.3 Functional entities . 23
6.3.1 General . 23
6.3.2 Edge Enabler Server (EES) . 23
6.3.3 Edge Enabler Client (EEC) . 23
6.3.4 Edge Configuration Server (ECS) . 24
6.3.5 Application Client (AC) . 24
6.3.6 Edge Application Server (EAS) . 24
6.4 Service-based interfaces . 24
6.5 Reference Points . 25
6.5.1 General . 25
6.5.2 EDGE-1 . 25
6.5.3 EDGE-2 . 25
6.5.4 EDGE-3 . 25
6.5.5 EDGE-4 . 25
6.5.6 EDGE-5 . 25
6.5.7 EDGE-6 . 26
6.5.8 EDGE-7 . 26
6.5.9 EDGE-8 . 26
6.5.10 EDGE-9 . 26
6.6 Cardinality rules . 27
6.6.1 General . 27
6.6.2 Functional Entity Cardinality . 27
6.6.2.1 General . 27
6.6.2.2 AC . 27
6.6.2.3 EEC . 27
6.6.2.4 ECS . 27
6.6.2.5 EES . 28
6.6.2.6 EAS . 28
6.6.3 Reference Point Cardinality . 28
6.6.3.1 General . 28
6.6.3.2 EDGE-1 (Between EEC and EES) . 28
6.6.3.3 EDGE-3 (Between EAS and EES) . 28
6.6.3.4 EDGE-4 (Between EEC and ECS) . 28
6.6.3.5 EDGE-5 (Between AC and EEC) . 28
6.6.3.6 EDGE-6 (Between EES and ECS) . 28
6.6.3.7 EDGE-9 (Between EES and EES) . 29
6.7 Capability exposure for enabling edge applications . 29
6.7.1 General . 29
6.7.2 APIs provided by the Edge Enabler Layer . 29
7 Identities and commonly used values . 30
7.1 General . 30
7.2 Identities . 30
7.2.1 General . 30
7.2.2 Edge Enabler Client ID (EECID) . 30
7.2.3 Edge Enabler Server ID (EESID) . 30
7.2.4 Edge Application Server ID (EASID) . 31
7.2.5 Application Client ID (ACID) . 31
7.2.6 UE ID . 31
7.2.7 UE Group ID. 31
7.2.8 EEC Context ID . 31
7.3 Commonly used values . 31
ETSI
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3GPP TS 23.558 version 17.3.0 Release 17 5 ETSI TS 123 558 V17.3.0 (2022-05)
7.3.1 General . 31
7.3.2 UE location . 31
7.3.3 Service areas . 32
7.3.3.1 General . 32
7.3.3.2 Topological Service Area . 32
7.3.3.3 Geographical Service Area. 32
7.3.3.4 EDN service area . 32
7.3.3.5 EES Service Area . 32
7.3.3.6 EAS service area . 33
8 Procedures and information flows . 33
8.1 General . 33
8.2 Common Information Elements . 33
8.2.1 General . 33
8.2.2 AC Profile . 33
8.2.3 AC Service KPIs . 33
8.2.4 EAS Profile . 34
8.2.5 EAS Service KPIs . 34
8.2.6 EES Profile . 35
8.2.7 Topological Service Area . 35
8.2.8 EEC Context . 36
8.2.9 Geographical Service Area . 36
8.3 ECS Discovery and Service provisioning . 37
8.3.1 General . 37
8.3.2 ECS Discovery . 39
8.3.2.1 General . 39
8.3.2.2 Procedures . 39
8.3.2.2.1 General . 39
8.3.2.3 Information flows . 39
8.3.2.3.1 General . 39
8.3.2.4 APIs.
...