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Packet Optical Transport Network Testing: From Commissioning to In-Service Monitoring

This application note provides an overview of the main tests that should be conducted to ensure the optimum performance of P-OTNs.

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Turning Up 40G Submarine Network–The Testing Challenges

This paper reviews the challenges brought forth by the advent of 40G transmission and describes the importance of each test, as well as where and how they should be performed.

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100G Networks: Its Evolution—Its Challenges

This application note provides an overview of the various testing challenges that come with 100G networks; it also presents EXFO's solution to meet those challenges.

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Leveraging Standards for a Total View of VoIP Service Quality Resources
Reducing FTTH OPEX with the Intelligent Optical Link Mapper (iOLM)

This article presents the intelligent Optical Link Mapper (iOLM), an automated technology that uses advanced algorithms ensuring that all elements of a link are fully and accurately characterized.

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Fast and Easy Programming with the IQS-500 Intelligent Test System: PDL as a Function of Wavelength

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.

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Tunable DFB Laser Sources: The Right Choice for EDFA and System Level Testing

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.

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Maximizing the Long-Term Performance of Your OTDR/iOLM by Using APC Connectors

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

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ARU-100 HPNA Test Probe

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

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Power Meter Calibration at EXFO

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

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