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Chapter 6 Installing a Physical Network > Diagnostics and Repair of Physical Ca...

Diagnostics and Repair of Physical Cabling

“The network’s down!” is easily the most terrifying phrase a network tech will ever hear. Networks fail for many reasons, and the first thing to know is that good-quality, professionally installed cabling rarely goes bad. Chapter 20 covers principles of network diagnostics and support that apply to all networking situations, but let’s take a moment now to discuss what to do when you think you’ve got a problem with your physical network.


  

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