What are the three approaches to obtain the UE ID?
CN-provided IP address, NATed IP address, and Edge UE ID
EEC-provided private IP address, NATed IP address, and globally unique EECID
EEC-provided UE ID, EEC-provided private IP address, and CN-provided IP address
EEC-provided UE ID, NATed IP address, and globally unique EECID
CN-provided IP address, Edge UE ID, and globally unique EECID