Implementation of Core Network (CN) Function (NFV)
Q1. In an OAI-based 5G lab, which NF typically receives the UE's initial registration request?
Q2. Which protocol is used on the N4 interface between SMF and UPF for session/config control?
Q3. When a PDU session is successfully created, which NF allocates the UE IP address?
Q4. Which interface carries user-plane GTP-U packets between RAN and UPF?
Q5. During the SBA experiment, which panel shows the logs such as 'NF started successfully'?
Q6. Which NF is responsible for policy decisions (QoS, charging) provided to the SMF?
Q7. When starting an NF in the SBA simulator, approximately how long should you wait for it to stabilize?
Q8. Which log entry indicates that an NF is fully ready after startup?
Q9. Which interface is used by AMF to communicate NAS messages to the UE?
Q10. During PDU session setup, the SMF instructs the UPF to create forwarding rules using:
Q11. Which function maintains subscriber profile and subscription data used during session setup?
Q12. Lawful interception and deep packet inspection are performed in which NF?
Q13. The NRF’s main purpose in SBA is to:
Q14. In the SBA simulator, which command is used inside the NF terminal to test connectivity?
Q15. What does 'Packet Loss: 0%' indicate during the ping test between NFs?