Ametropolitan area network (MAN) is a large computer network that usually spans a city or a large campus.A MAN is optimized for a larger geographicalarea than a LAN, ranging from several blocks of buildings to entire cities.A MAN might be owned and operated by asingle organization, but it usually will be used by many individuals and organizations. A MAN often acts as a high speed network toallow sharing of regional resources.A MAN typically covers an area of between 5and 50 km diameter. Examples of MAN: Telephone companynetwork that provides a high speed DSL tocustomers and cable TV network.