The VIAVI DWDM OTDR solution enables performing a complete end-to-end link characterization and troubleshooting through MUX/DEMUX of newly deployed or active DWDM and Hybrid CWDM/DWDM networks. It’s the perfect OTDR for cable, mobile, and telecommunications operators dealing with C-RAN and mobile front haul access networks, passive DWDM networks for cable TV business services, and next-generation FTTH networks.