Local Area Network (LAN)

Definition

Network that connects computers and devices in limited geographical area such as computer laboratory and office building

Metropolitan Area Network (MAN)

Definition

A high speed network that connects local area network in a metropolitan area such as city or town

Wide Area Network (WAN)

Definition

Network that connects computers and devices in a large geographical area such as country or the world using a communication channel that combines many types of media such as telephone lines, cables and radio wave