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This article demonstrates how OSNR can be derived, for each individual channel, from an optical spectrum measurement to obtain indirect information about the performance of these channels and hence of...

This application note demonstrates how the test features of the Packet Blazer SAN FTB-8520 can qualify and optimize an end-to- end Fibre Channel network as a whole, at all levels, including the interc...

This application note demonstrates how EXFO's PPM-350B enables the user to accurately locate the problem by measuring all signals to verify if each one is still within specifications.

This application note presents the FOT-930 MaxTester, reducing the need for several test instruments, reducing the chance of error, reducing training time, while saving lots of money.

This note examines how each application can be tailored to address individual requirements, so as to help service providers select the best approach for them.

This application note demonstrates how linearity at the far end of an OTDR trace is very important to guarantee proper link loss, event loss and attenuation readings.

This application note focuses on the possible approaches to dealing with excess PMD and highlights the preferred one, from a cost-effective standpoint.

This application note explains why it is essential to analyze not only the circuit ofinterest, but the environment around the circuit when testing services.

This application note focuses on connectors as key components that interconnect the entire network elements and how to maintain maintain them in good condition to avoid network failure.

This application explains EXFO's offeringfor commissioning, turning-up and qualifying 10 GbE LAN services end-to-end over OTN.