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Sams Teach Yourself Network Troubleshooting in 24 Hours, Second Edition by Jonathan Feldman

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Q&A

Q1: I label cables by number because each cable function can change and it’s time-consuming to replace the cable labels. Is this adequate?
A1: Not in my experience. Folks don’t always keep track of what numbers are being used, and a number doesn’t describe what’s at the other end, thus requiring a separate table to translate the numeric cable number to the physical device (which you’ll have to update when you change devices, anyway). Do yourself a favor and just put the description on the cable.
Q2: What should I document on my maps? What shouldn’t I document on my maps?
A2: Completeness is the key here. After you get some experience doing this and practice the techniques in future hours, you’ll probably look at your initial maps and say, ...

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