3 Definitions, symbols and abbreviations

29.5343GPP5G SystemAccess and Mobility Policy Authorization ServiceRelease 18Stage 3TS

3.1 Definitions

For the purposes of the present document, the terms and definitions 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 Function (AF): Element acting on behalf of applications(s) that require the control of the Access and Mobility context of a UE, which can in turn lead to e.g. Service Area Restrictions and/or RFSP changes.

AF application AM context: Information about the capabilities that an AF application requires from the access network for a registered UE. It is established by the AF before or during the use of the service that requires it.

NF service consumer AM context: Information about the capabilities that a NF service consumer requires from the access network for a registered UE.

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].

5G DDNMF 5G Direct Discovery Name Management Function

AF Application Function

AMF Access and Mobility Management Function

JSON JavaScript Object Notation

NEF Network Exposure Function

NF Network Function

PCF Policy Control Function

PDUID ProSe Discovery UE ID

ProSe Proximity Services

RFSP RAT Frequency Selection Priority

SMF Session Management Function

TSCTSF Time Sensitive Communication and Time Synchronization Function