Wireline Discover the wide range of EXFO's cutting edge Wireline Testing solutions adapted to your business reality today. Solutions Show sections Hide sections Adaptive service assurance solutions Academic and research institutions Cable MSOs (multiple system operators) Service assurance Wireline Communications service providers Service assurance Wireline Wireless Contractors Managed services, installation and maintenance Government Network equipment manufacturers Technologies Webscale companies and data centers CWDM Coarse wavelength-division multiplexing (CWDM) is used to increase the bandwidth of an optical fiber by multiplexing several wavelengths (or colors) onto it—just like dense wavelength-division multiplexing (DWDM). Read more DWDM EXFO's solution to ensure smooth DWDM operation: inspection probes, OTDRs, power meters, dispersion testers and optical spectrum analyzers. Read more Ethernet business services See how EXFO speeds up the carrier Ethernet testing process with solutions optimized for turn-up testing, baselining, troubleshooting, monitoring and SLA validation. Read more Fiber deep and distributed access architecture (DAA) CATV and MSOs are upgrading their networks for DOCSIS 3.1 and FTTH by deploying fiber deep and DAA. Are you equipped to test fiber deeper in the network? Read more Fiber Monitoring Stay in control of your optical fiber network availability and quality. Always. Read more High-speed High Speed technology is complex, testing shouldn’t be Read more Remote PHY and fiber deep Remote PHY and fiber deep are now key as CATV and MSOs transform networks for DOCSIS 3.1 and FTTH/EPON. Is your fiber testing gear up to speed? Read more Residential network services Installing residential network services running at gigabit broadband speeds? Ensure all testing requirements and best practices have been followed. Read more