| September/October 2005, Volume 11, Number 9-10 |
| Ethernet—QoS Q&As
The evolution of data services towards the support of a variety of applications on the same network has fueled the need for different quality of service (QoS) levels. This article provides answers to some frequently asked questions about Ethernet and QoS testing methods, particularly when activating data services.
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All-Band Passive-Component Testing: IL and PDL
EXFO's latest passive-component test system was designed for R&D component qualification and manufacturing environments. This article takes a closer look at some of the loss tests that can be performed with this unit, as well as the reasons behind its superior performance.
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| ORL Measurements in Field Applications
Today’s high-speed systems are comprised of many highly sensitive components. Failure to control ORL will cause high bit error rates. This article provides a detailed description of ORL, the importance of accurately measuring it.
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Fibre Channel Testing
Due to its stringent performance requirements, Fibre Channel requires extensive testing during deployment in order to assure the desired service level. This article describes the principal test scenarios that should be undertaken with a storage-area network (SAN) test module.
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