3 Definitions of terms, symbols and abbreviations
32.2563GPP5G connection and mobility domain chargingCharging managementRelease 16Stage 2TS
3.1 Terms
For the purposes of the present document, the terms given in 3GPP TR 21.905 [100] 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 [100].
3.2 Symbols
For the purposes of the present document, the following symbols apply:
Bam Reference point for the CDR file transfer from the 5G connection and mobility CGF to the BD.
Ga Reference point for CDR transfer between a CDF and the CGF.
Nchf Service based interface exhibited by CHF.
N41 Reference point between AMF and the H-CHF.
N42 Reference point between AMF and the V-CHF.
3.3 Abbreviations
For the purposes of the present document, the abbreviations given in 3GPP TR 21.905 [100] 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 [100].
5GC 5G Core Network
5GS 5G System
5G-AN 5G Access Network
AMF Access and Mobility Management Function
BD Billing Domain
CCS Converged Charging System
CDF Charging Data Function
CGF Charging Gateway Function
CHF Charging Function
CTF Charging Trigger Function
DNN Data Network Name
ECUR Event Charging with Unit Reservation
GPSI Generic Public Subscription Identifier
H-CHF A CHF in HPLMN
IEC Immediate Event Charging
GUAMI Globally Unique AMF Identifier
MICO Mobile Initiated Connection Only
N3IWF Non-3GPP InterWorking Function
NF Network Function
NRF Network Repository Function
PEC Post Event Charging
PEI Permanent Equipment Identifier
SUPI Subscription Permanent Identifier
UDM Unified Data Management
UDR Unified Data Repository
V-CHF A CHF in VPLMN