UTP Cable Types
UTP comes in a variety of grades, called categories, numbered Category 1 through Category 6a, as summarized in Table 2.2. These categories define the maximum supported data speed of the cable, and they have been developed over the years to cater to faster and faster network designs.
It might have caught your eye in Table 2.2 that UTP cable is used for Ethernet networks, but a few paragraphs ago, you learned about Ethernet and coax cable. Well, UTP is the way forward, and Ethernet was one of the first networking standards to be reengineered to work on this media type. In addition, most new cabling installations will use Category ...

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