For the purposes of the present document, the terms and definitions given in
TR 21.905 and the following apply. A term defined in the present document takes precedence over the definition of the same term, if any, in
TR 21.905.
API:
The means by which an API invoker can access the service.
API invoker:
The entity which invokes the CAPIF or service APIs.
API invoker profile:
The set of information associated to an API invoker that allows that API invoker to utilize CAPIF APIs and service APIs.
API exposing function:
The entity which provides the service communication entry point for the service APIs.
API exposing function location:
The location information (e.g. civic address, GPS coordinates, data center ID) where the API exposing function providing the service API is located.
CAPIF administrator:
An authorized user with special permissions for CAPIF operations.
Common API framework:
A framework comprising common API aspects that are required to support service APIs.
Designated CAPIF core function:
The CAPIF core function which is configured as the serving CAPIF core function for interconnection.
Northbound API:
A service API exposed to higher-layer API invokers.
Onboarding:
One time registration process that enables the API invoker to subsequently access the CAPIF and the service APIs.
Resource:
The object or component of the API on which the operations are acted upon.
Service API:
The interface through which a component of the system exposes its services to API invokers by abstracting the services from the underlying mechanisms.
Serving Area Information:
The location information for which the service APIs are being offered to.
PLMN trust domain:
The entities protected by adequate security and controlled by the PLMN operator or a trusted 3rd party of the PLMN.
3rd party trust domain:
The entities protected by adequate security and controlled by the 3rd party.
For the purposes of the present document, the following terms and definitions given in
TS 32.240 apply:
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Offline charging
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Online charging
For the purposes of the present document, the abbreviations given in
TR 21.905 and the following apply. An abbreviation defined in the present document takes precedence over the definition of the same abbreviation, if any, in
TR 21.905.
5GS
5G System
AEF
API Exposing Function
AF
Application Function
API
Application Program Interface
AS
Application Server
BM-SC
Broadcast Multicast Service Centre
CAPIF
Common API Framework
CDR
Charging Data Record
CRUD
Create, Read, Update, Delete
DDoS
Distributed Denial of Service
E-UTRA
Evolved Universal Terrestrial Radio Access
EPS
Evolved Packet System
ETSI
European Telecommunications Standards Institute
GS
Group Specification
IP
Internet Protocol
MBMS
Multimedia Broadcast and Multicast Service
MEC
Multi-access Edge Computing
NEF
Network Exposure Function
NGSI
Next Generation Service Interfaces
NR
New Radio
OMA
Open Mobile Alliance
OAM
Operations, Administration and Maintenance
OWSER
OMA Web Services
PC
Protocol Converter
PLMN
Public Land Mobile Network
REST
REpresentational State Transfer
RPC
Remote Procedure Call
SCEF
Service Capability Exposure Function
SCS
Service Capability Server
UDDI
Universal Description, Discovery and Integration
URI
Uniform Resource Identifier
WSDL
Web Services Description Language