What is the goal of the ETSUN (Enhancing Topology of SMF and UPF in 5G Networks) feature?
To enhance the capability of 5GS architecture for UPF control
To enable the 3GPP system to support SMF control in different PLMNs
To improve the topology of AMF and SMF in 5G networks
To implement V2X Application Server functionalities in the 5G network