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This application note explains how important it is to perform wideband testing to ensure quality of service (QoS) when delivering broadband services.

This application note discusses various aspects of jitter and wander—the theory, the causes, the effects they have on networks, and related field testing.

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

This application note explores effective approaches for measuring noise and used by service providers who are determined to ensure quality of service (QoS) to their customers.

This application note explores technologies driving the evolution to higher-bandwidth networks: the ROADM technology and the optical transport network (OTN) standard.

This application note explores the fundamental OTDR principles that are key to understanding the specifications of this instrument.

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 article provides key information on portable optical spectrum analyzers (OSAs) and how they can measure the most important parameters in a DWDM system.

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 explores some key elements and measurement techniques specific to PON that are used by the PPM-350 Series to obtain the most accurate results.