Spirent Communications plc provides solutions to develop devices and equipment and to operate networks worldwide. The company operates through Networks & Security, Lifecycle Service Assurance, and Connected Devices segments. The Networks & Security segment develops performance and security test systems to accelerate the development of new devices, networks, and applications for high-speed Ethernet/IP, mobile, and global satellite navigation systems. The Lifecycle Service Assurance segment provides assurance systems to accelerate the turn up of new services, troubleshooting of customer, and production network problems. The Connected Devices segment develops systems for wireless connectivity. It serves communication, government, financial services, healthcare, retail, and transportation businesses. The company was formerly known as Spirent plc and changed its name to Spirent Communications plc in May 2006. Spirent Communications plc was founded in 1936 and is headquartered in Crawley, the United Kingdom.