5G System Architecture
Explore the comprehensive 5G system architecture with interactive diagrams, network functions, and service-based interfaces according to 3GPP specifications.
Interactive Network Functions
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Network Slice Management
Visualize different network slices and their resource allocation in real-time.
Core Network Functions
Key network functions that form the backbone of the 5G system architecture.
AM
AMF
Access and Mobility Management Function
Core Function
SM
SMF
Session Management Function
Core Function
UP
UPF
User Plane Function
Core Function
AU
AUSF
Authentication Server Function
Core Function
UD
UDM
Unified Data Management
Core Function
PC
PCF
Policy Control Function
Core Function
NR
NRF
Network Repository Function
Core Function
NS
NSSF
Network Slice Selection Function
Core Function
NE
NEF
Network Exposure Function
Core Function
Technical Specifications
Service-Based Architecture
- • HTTP/2 based communication
- • RESTful API interfaces
- • OAuth 2.0 authentication
- • JSON data serialization
- • Service discovery via NRF
Network Slicing
- • eMBB: Enhanced Mobile Broadband
- • URLLC: Ultra-Reliable Low Latency
- • mMTC: Massive Machine Type Communications
- • Dynamic resource allocation
- • Isolated network instances