EXFO Inc. provides test, monitoring, and analytics solutions for fixed and mobile network operators, web-scale companies, and optical component and network equipment manufacturers in the communications industry. It offers field network testing products, such as copper/DSL testing, dispersion analysis, fiber inspection, light sources, live fiber detection, network protocol testing, optical fiber multimeter, optical loss testing, OTDR and iOLM, power meters, spectral testing, test function virtualization, test reporting and automation, and variable attenuators products, as well as modular test platforms. The company also provides lab and manufacturing testing products, including electrical BER tester/sampling oscilloscope, network protocol testing products, network simulation and load testing products, optical benchtop kits, optical communication analyzers, optical light sources, optical power meters, optical spectrum analyzers, switch and utility modules, test platforms, variable attenuators, tunable optical filters, optical component testers, and tunable laser sources; and service assurance solutions, such as service assurance and network performance monitoring, real-time active topology, network troubleshooting, geolocated RF and RAN optimization, fronthaul remote access and monitoring, remote fiber testing system, and real-time automated assurance solutions. In addition, it offers mobile portfolio that consists of network simulators and optical radio frequency test solutions for turning up and troubleshooting fiber-based mobile networks; PC-centric and open-ended platforms with cloud-based software applications; and IP assurance services, as well as monitoring services for 2G, 3G, 4G/LTE, and 5G mobile networks. The company sells products through its direct sales force, sales representatives, and distributors in the Americas, Europe, the Middle-East, Africa, and the Asia-Pacific. EXFO Inc. was founded in 1985 and is headquartered in QuÃ©bec City, Canada.