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This application note introduces various concepts related to QoS and the testing needs for such mechanisms.

This application note covers the basics of service activation and explains how the service-activation scheme can be very different, depending on the FTTH network topology.

This application provides an overview of the over-clocked OTN technology that enables the transportation of 10 GbE LAN signals transparently over OTN.

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

This article demonstrate how the IQS-500 Intelligent Test System can be integrated into your own test setup to meet the requirements of automation.

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 presents a cost-effective solution for operators who transmit over fibers exhibiting high PMD, allowing them to upgrade parts of their high-dispersion fiber links, prior to upgrading thei...

This article presents EXFO's complete Ethernet testing solutions that will help service providers meet QoS and increase revenue.

This application note reviews the critical parameters (and the order in which they should be tested) and the general criteria for quality transmission.

This application note is intended to provide guidance for proper testing methods for SONET-based networks as recommended by EXFO.