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Access "Part two on troubleshooting your SAN."

Published: 16 Oct 2012

Last month, we discussed some of the best practices involved in chasing down and resolving problems in your storage area network (SAN). (See SAN troubleshooting techniques) These practices relied on the administrator understanding the functionalities available at the five different layers of the Fibre Channel (FC) reference model. This month, we'll cover how to use these practices and tools to uncover and understand common errors occurring in corporate SANs today. In addition, we'll look at how FC analyzers are helping enterprises reduce recovery time by finding out what's going on beneath the fabric. Hardware-related errors Let's start to delve into some of the common errors you'll experience in operating your SAN, and how you can gain familiarity with the interworkings of your interconnects by taking methodical approaches to resolution. We'll assume that you're running certified versions of your vendor's firmware and device drivers, so your problems lie elsewhere. After first checking the LED status of the switches in the data path to verify a good link, ... Access >>>

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