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The Importance of IP Header and UDP Checksum

This article focuses on checksums validation analysis, which is the type of analysis performed by service providers as they must analyze higher-layer protocols to ensure proper data integrity at the c...

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Live-Fiber OTDR Testing: Traffic and Measurement Impairments

This technical note provides some experimental results and a few design rules to adequately address the Raman scattering problem.

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The Value of Synchronization Testing

This application note explores the need to evaluate or re-evaluate not only how network testing is performed, but also what is being tested to ensuring the proper timing of a SONET/SDH network.

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A Brief Overview of 10 Gigabit Ethernet

This technical note provides an overview of Gigabit Ethernet, positioned to be a key technology in LAN, access, metro, and long-haul network deployments.

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Testing the Optical Way, or Why Fiber-Optic Characterization Is Best Performed Using Fiber-Optic Testers

This application note exposes some of the limitations of copper testers when it comes to testing fiber-optic links and outlines the reasons why true fiberoptic test instruments should be preferred.

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Setting Up the Packet Blazer When Used in Conjunction with the ADC ENIU

This application note presents the two basic test setups that can be used for the Packet Blazer/ENIU combination: the RFC 2544 test and the frame analyzer/generator test.

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PMD Measurement:The EXFO Interferometric Method

This application note introduces an exact analysis, based on the fundamentals of the standard method, but using a slightly modified setup, largely extending the application domain of the interferometr...

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Infrared Assisted Electronic Subassembly Rework

This article presents an emergent rework technique is local area reflow using focused Infrared radiation (IR) assisted heating.

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Laser Spectral Analysis Made Easy

This article describes the components that make up a laser spectrum analyzer, as well as the technology designed into them.

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Ultra-Fast Solution Applications for Prolonged Gap-Free Recordings: Controlling a Burleigh Piezo-Electric Positioner With Clampex 7

This article explains how we can extend the application of a piezo-electric solution switcher through the integration of the hardware and software elements to satisfy experimental needs, going beyond ...

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