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Service Assurance for Inter-Carrier Peering Resources
Case Study: PMD Measurement on Aerial Fiber under Wind-Induced Oscillations and Vibrations

This article presents interaction mechanisms between aerial cables and wind; it gives an overview of the two embodiments of the SOP SSA method, and presents polarimetric measurement results and compar...

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Characterizing Advanced Modulation Formats Using an Optical Sampling Approach

This article presents instruments that can provide similar information and measurements as real-time electrical sampling solutions, and that can achieve very precise and accurate constellation diagram...

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Universal Test Set: The Benchmark of Outside Plant Fiber-Optic Testing

Overview of the UTS, a mainframe test set that can be customized to perform the specific tests required for each plant and system being used.

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.Net Scripting for the IQS/FTB Transport and Datacom Test Modules

This article presents one method to create .NET scripts in order to maximize your efficiency when testing with the EXFO’s transport and datacom test modules.

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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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DOP Testing Methods for Pump Modules in Raman Application

The key to successfully commissioning a Raman optical amplifier with low PDG is to pump the non-linear optical fiber media with sources thatare almost completely depolarized. This can be achieved by c...

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Planar Lightguide Circuits: An Emerging Market for Refractive Index Profile Analysis

This article discusses glass and silica-based devices, and how they are analyzed during the early stages of fabrication; it also provides an overview of emerging markets for IO devices.

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The Need for Testing Low PMD Values in DWDM Components

This article discusses the need to measure PMD values to the femtosecond range and how to achieve this by performing complete analysis of polarization states.

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Optical Return Loss Testing—Ensuring High-Quality Transmission

This article reviews the role of ORL testing and demonstrate how leading service providers use ORL testing to their benefit.

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