Optical switches are high-performance, completely non-blocking, all-optical matrix switches in sizes ranging from 4x4 to 192x192. Designed to meet the high performance and reliability needs of demanding applications, it features low Light 6000 Series support for software defined networking (SDN) through embedded OpenFlow and NETCONF control interfaces, Provides low latency for the time critical traffic required by new virtual cloud services. 6000 Series based on Polatis patented DirectLight? Optical switching technology, which has been proven in challenging environments.