Gain a competitive advantage with the compact, easy to integrate VIAVI iOTDR™ cards and software. VIAVI iOTDR cards provide NEMS with the capability to help customers accurately locate fiber faults that degrade network traffic. Ensure high availability network services by identifying physical faults causing latency, jitter service quality issues and network outages. Protect data by detecting fiber security intrusion attacks. For use in xWDM, FTTX, PON, 4G/5G Fiber networks.