MANs
A Metropolitan Area Network is a system of LANs connected throughout a city or metropolitan area. MANs have the requirement of using telecommunication media such as voice channels or data channels. Branch offices are connected to head offices through MANs. Examples of organizations that use MANs are universities and colleges, grocery chains, and banks.
Location: Separate buildings distributed throughout a city.
WANs
A Wide Area Network is a network system connecting cities, countries, or continents together. Trans-Canada Pipeline has a WAN that stretches from Alberta to Ontario, then through the United States, and finally ends up in Boston. The maintenance and control of the network resides in Calgary. WANs are connected together using one of the telecommunications media.
Location: City to city, across a country or across a continent.
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