Spirent Communications plc (Spirent) is a United Kingdom-based test and measurement solution provider for the communications industry. Spirent operates through three segments: Networks & Applications, Wireless & Service Experience and Service Assurance. Its Networks & Applications segment’s solutions address data centers, cloud computing, virtualized environments, security, Ethernet networks and services, and infrastructure test optimization. Its Wireless & Service Experience segment offers functional and performance testing of 4G/Long-Term Evolution (LTE) and 3G mobile devices, services and infrastructure, and satellite positioning devices. The segment’s solutions portfolio also includes tools and services for the measurement of mobile experience on live networks, irrespective of the device or the operating system. The Service Assurance segment’s solutions allow service providers to deploy and maintain networks, and diagnose and troubleshoot networks and systems within a network.