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Chapter 3: Networking Topologies, Connec... > Installing Wiring Distributions

Installing Wiring Distributions

By now, you’re probably getting the idea that there are a lot more components in the average computer networks than meets the eye, right? If this isn’t exactly a news bulletin to you, then you either already are, or have been, involved in the initial installation of the network. If the latter describes you, you probably will be, or already are, involved in the purchase and installation of the components that will connect the computers throughout your organization’s building. And it may also be up to you to verify that all of the network components have been installed properly and tested. So, let’s go over each of these components and the process of verifying their proper installation.

MDF/IDF

The main distribution frame (MDF) is a wiring point that’s generally used as a reference point for telephone lines. It’s also considered the WAN termination point. It’s installed in the building as part of the prewiring, and the internal lines are connected to it. After that, all that’s left is to connect the external (telephone company) lines to the other side to complete the circuit. Often, another wire frame called an intermediate distribution frame (IDF) is located in an equipment or telecommunications room. It is connected to the MDF and is used to provide greater flexibility for the distribution of all the communications lines to the building. It is typically (and better be) a sturdy metal rack designed to hold the bulk of cables com....


  

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