Question: What happens to the UE address when the PSA UPF serving the UE changes and N6-based forwarding is not used?
Option 1: The UE address is updated to reflect the new PSA UPF.
Option 2: The UE address is deleted and a new one is assigned.
Option 3: The UE address remains unchanged.
Option 4: The UE address is temporarily suspended.
Explanation: According to the 3GPP specification, when the PSA UPF serving the UE changes and N6-based forwarding is not used, the UE address remains unchanged to ensure service continuity.