Question: What is the primary purpose of using a Tracking Area Identity (TAI) based N3IWF Fully Qualified Domain Name (FQDN) in a Public Land Mobile Network (PLMN)?
Option 1: To enable global roaming for User Equipment (UE) across different PLMNs.
Option 2: To support location-based N3IWF selection within a single PLMN.
Option 3: To differentiate between 4G and 5G network services for UE.
Option 4: To provide an additional layer of security for N3IWF communications.
Explanation: The correct answer highlights the main objective of utilizing TAI-based N3IWF FQDNs, facilitating location-based selection of the N3IWF within a single PLMN, ensuring efficient network routing and resource allocation based on the UE's geographical location.