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TR 29.844 (CT4)
Study on Control and User Plane Separation of EPC Nodes

3GPP‑Page   full‑ToC    
V14.0.0 (Wzip)  2017/06  52 p.


Rapporteur:  Mr. Schmitt, Peter
See also:  CUPS-related TS/TR

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.