• A MAN (Metropolitan Area Network) is a network that spans across a city or a metro.

A sample MAN layout is given below

A MAN

• A MAN usually spans multiple buildings or even a city (between 5 to 10 km). For e.g. a MAN can connect multiple campuses of the same university spread across different parts of the city. 
• A MAN usually spans an area larger than LAN but lesser than a WAN (E.g: Metro Ethernet Network).
• Can be owned by a single body or by multiple bodies