6.3.7 PCF discovery and selection

6.3.9 UDR discovery and selection

6.3.3 User Plane Function Selection

6.3.5 AMF discovery and selection

6.3.6 N3IWF selection

6.3.4 AUSF discovery and selection

6.3.2 SMF discovery and selection

6.3.1 General

6.2 Network Function Functional description

5.43 Support for 5G Satellite Backhaul