3 Definitions of terms, symbols and abbreviations

23.5583GPPArchitecture for enabling Edge ApplicationsRelease 18TS

3.1 Terms

For the purposes of the present document, the terms given in 3GPP TR 21.905 [1] and the following apply. A term defined in the present document takes precedence over the definition of the same term, if any, in 3GPP TR 21.905 [1].

Application Context: A set of data about the Application Client that resides in the Edge Application Server.

Application Context Relocation: Refers to the end-to-end service continuity procedure described in clause 8.8.

Application Context Transfer: Refers to the transfer of the Application Context between the source Edge Application Server and the target Edge Application Server, which is a part of the service continuity procedure described in clause 8.8.

Application Server: Application software resident in the cloud performing the server function.

Edge Computing: A concept, as described in 3GPP TS 23.501 [2], that enables operator and 3rd party services to be hosted close to the UE’s access point of attachment, to achieve an efficient service delivery through the reduced end-to-end latency and load on the transport network.

Edge Computing Service Provider: A mobile network operator or a 3rd party service provider offering Edge Computing service.

Edge Data Network: A local Data Network that supports the architecture for enabling edge applications.

EEC Context: A set of data about the Edge Enabler Client that resides in the Edge Enabler Server.

Edge Enabler Layer: Refers to the overall functionality provided by the entities such as Edge Enabler Client, Edge Enabler Server and Edge Configuration Server, in support of applications as per the architecture defined in clause 6.

Edge Hosting Environment: An environment providing support required for Edge Application Server’s execution.

3.2 Symbols

None.

3.3 Abbreviations

For the purposes of the present document, the abbreviations given in 3GPP TR 21.905 [1] and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in 3GPP TR 21.905 [1].

AC Application Client

ACID Application Client Identification

ACR Application Context Relocation

ACT Application Context Transfer

AF Application Function

ASP Application Service Provider

DN Data Network

DNAI Data Network Access Identifier

DNN Data Network Name

EAS Edge Application Server

EASID Edge Application Server Identification

ECS Edge Configuration Server

ECSP Edge Computing Service Provider

EDN Edge Data Network

EEC Edge Enabler Client

EECID Edge Enabler Client Identification

EEL Edge Enabler layer

EES Edge Enabler Server

EESID Edge Enabler Server Identification

FQDN Fully Qualified Domain Name

GPSI Generic Public Subscription Identifier

GSM Global System for Mobile Communications

GSMA GSM Association

LADN Local Area Data Network

NEF Network Exposure Function

OP Operator Platform

OPG Operator Platform Group

S-EAS Source Edge Application Server

S-EES Source Edge Enabler Server

SCEF Service Capability Exposure Function

SSID Service Set Identifier

T-EAS Target Edge Application Server

T-EES Target Edge Enabler Server

TAI Tracking Area Identity