Spirent Communications plc (LSE:SPT), the leading provider of test and assurance solutions for next-generation devices and networks, today announced the availability of the new A2 400G Appliance to help accelerate the design and development of new generation high-speed Ethernet devices. Optimized for system and scale testing the streamlined, pre-configured A2 400G Appliance is intended for market segments such as network equipment manufacturers (NEMs), service providers, enterprises, chipset vendors and government that need high-density 400G test capabilities to validate routers and switches.