38 Telecommunication hardware and software testing; Radio access network (RAN) telecommunications engineering and consulting; Telecommunications testing infrastructure and platform; Wireless transmission of messages and data; Voice over Internet Protocol (VoIP) platform and services; Telecommunications cellular gateway services; Wireless network transmission of sounds, images, signals and data; Cloud-based telecommunication architecture, services, and communication; Testing, validation, and performance of telecommunications services including cellular core network services, VoIP, and streaming of data; Testing, validating, and performance of access to telecommunication networks services; Testing, validating, and performance of access to database servers including cloud-based database servers; Interoperability testing for global wireless networking