Study on Control and User Plane Separation of EPC Nodes
The present document analyses the aspects with regard to the new interface between Control Plane and User Plane due to the separation of the following EPC nodes: S-GW, P-GW and TDF.
Specifically, the following aspects are to be analysed:
- Restoration procedure enhancements for the separated nodes;
- Signalling with regards to Load control;
- Signalling with regards to Overload control;
- Path management and path failure handling.