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This application note discusses in-band optical signal-to-noise ratio (OSNR) testing, more specifically when there are several ROADMs in a network.

This application note discusses how EXFO’s FTB-8120NG/8130NG Transport Blazer, with their add/drop Ethernet interface feature in particular, can help service providers and system vendors satisfy these...

This application note focuses on answering critical questions concerning testing FTTP with outside plant equipment, particularly during the deployment and maintenance of PONs.

This article presents how the optical time domain reflectometer (OTDR) remains the only instrument available to characterize fibers at the required level of detail.

This application note presents the second configuration, explaining how and why such a test should be performed.

This application note presents the key specifications that should be considered when purchasing an OTDR.

This application note proposes a solution for active Ethernet testing from the installation and service turn-up phase to service-level agreement verification for Active Ethernet deployments.

This application note covers the basics of service activation and explains how the service-activation scheme can be very different, depending on the FTTH network topology.

This application provides an overview of the over-clocked OTN technology that enables the transportation of 10 GbE LAN signals transparently over OTN.

This application note discusses the possibility to offer customers both quality and quantity services; it presents the VDSL2 technology that offers higher data rates.