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This application note presents EtherSAM or ITU-T Y.1564, the new ITU-T standard for turning up, installing and troubleshooting Ethernet-based services.

This article explains how an OTDR with an APC connector will require less frequent repairs (connector change) to deliver constant measurements and reliable testing.

This article gives a typical example of a Microsoft Visual Basic program, designed to control EXFO’s tunable laser source and PDL meter to measure a component’s PDL as a function of wavelength.

This article reviews the critical parameters of TLS applicable to EDFA and system testing; it also examines the performance characteristics of a tunable DFB laser source.

This technical note provides an overview of EXFO's fully qualified and automated in-house power meter calibration system (EPMCS).

The ARU-100 helps evaluate HPNA networks for impairments and their ability to support triple-play services delivered by FTTx networks.

This technical note introduces a novel measurement method using a tunable random-scrambling POTDR (RS-POTDR).

This article explains the benefits of integration an RFTS into an existing GIS database.

This article defines the terms VLAN and Q in Q; it describes their benefits and provides concrete examples of how Q in Q and VLANs are used.

This article provides an overview of EXFO's AXS-200/600 copper family testers, designed to deploy advanced, high-rate, triple-play services in a competitive and cost-constrained environment.