EXFO Inc. develops, manufactures, and markets smarter network test, monitoring, and analytics solutions for communications service providers, network equipment manufacturers, and Web-scale operators. It offers field network testing products, such as copper/DSL testing, dispersion analysis, fiber inspection, live fiber detection, network protocol testing, optical power and loss testing, ORL tester, optical time domain reflectometry and iOLM, spectral testing, test function virtualization, and test reporting and automation products, as well as modular test platforms. The company also provides lab and manufacturing testing 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 filters, and optical component testers; and monitoring and assurance products, such as fiber monitoring, network probe, network topology management, monitoring and troubleshooting, RAN optimization, and real-time analytics. 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 Internet protocol assurance services, as well as testing 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 Quebec, Canada.