ng4T develops innovative solutions for verification of nextGeneration Mobile Communication Networks and Elements. Equipment Manufacturers and Network Operators worldwide use ng4T-products to assure standard-conform behavior of interfaces, network nodes and services. The NG40 is an inter-operability, functional, conformance and a leading edge load tester. The NG40 is an integrated SW tester, the only SW based Tester which supports iRAT (Inter Radio Access Technology) accross 2G, 3G, 4G and 5G, for CS and PS domain likewise. The NG40 vTester fully integrates into NFV/SDN based Telco Cloud infrastructures.