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MDF, IDF, Demarc and Demarc Extension This lesson covers different components of wiring distributions. These are things we need to be aware of in case we are asked questions about certain things on the network. They are also useful to know for the Network Plus exam:
Main Distribution Frame (MDF): This is the main network rack and manages
Intermediate Distribution Frame (IDF): network racks connect to backbone
Demarc: where ISP enters building
Demarc extension: extension from demark to Main Distribution Frame (MDF)