Description  Claims  Drawing  Cited references 

WO2013144747A1   [0002] 
US20130215758A1   [0002] 

ETSI GS NFV 001 v1.1.1 (2013-10); Network Functions Virtualisation (NFV); Use Cases   [0002] 
Digital cellular telecommunications System (Phase 2+); Universal Mobile Telecommunications System (UMTS); LTE; Network architecture (3GPP TS 23.002 Version 11.6.0 Release 11)   [0002] 
Universal Mobile Telecommunications System (UMTS); LTE; 3GPP Evolved Packet System (EPS); Evolved General Packet Radio Service (GPRS) Tunnelling Protocol for Control plane (GTPv2-C); Stage 3 (3GPP TS 29.274 Version 11.8.0 Release 11)   [0002]