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This article introduces the concept of optical signal-to-noise ratio (OSNR) and its importance, as well as the consequences of poor OSNR on a network. It also examines the current perception of OSAs i...

Learn all about what is Carrier Ethernet and how does it enable telecommunications service providers to support high-bandwidth data services such as voice and video.

OTDRs are designed to deal with high reflectance on the network; however, if high reflectance is always present at the OTDR connector, performance will suffer for all measurements, even on APC-only li...

This article takes an in-depth look at the numerous benefits of EtherSAM—the new ITU-T draft standard for turning up, installing and troubleshooting Ethernet-based services.

EXFO's CoLT-350 is perfect for any service provider deploying VDSL2, ADSL2+ and triple-play services.