5G Reference Point Architecture

Architecture Diagram

Network Functions

5G-EIR	5G-Equipment Identity Register
AF	Application Function
AMF	Access and Mobility Management Function
AUSF	Authentication Server Function
DN	Data Network, e.g. operator services, Internet access or 3rd party services
NEF	Network Exposure Function
NRF	NF Repository Function
NSSF	Network Slice Selection Function
PCF	Policy Control Function
RAN	(Radio) Access Network
SEPP	Security Edge Protection Proxy
SMF	Session Management Function
UDM	Unified Data Management
UDR	Unified Data Repository
UDSF	Unstructured Data Storage Function
UE	User Equipment
UPF	User Plane Function