PacketLight Networks offers a suite of leading 1U metro and long haul DWDM and OTN devices, as well as Layer-1 optical encryption for transport of data, storage, voice and video applications over dark fiber and WDM networks. PacketLight provides the entire optical layer transport solution within a highly integrated compact platform, designed for maximum flexibility, easy maintenance and operation, with real pay-as-you-grow architecture, while maintaining high level of reliability and low cost.