3 Definitions, symbols and abbreviations

29.5243GPP5G SystemCause codes mapping between 5GC interfacesRelease 17Stage 3TS

3.1 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].

5GC 5G Core Network

AMF Access and Mobility Management Function

HTTP Hypertext Transfer Protocol

NF Network Function

NSSF Network Slice Selection Function

PCF Policy Control Function

SMF Session Management Function

UDM Unified Data Management