WIDE AREA NETWORK (WAN)

A wide area network (WAN) is a computer network that convers a nroad area ( i,, e... any network whose communication link cross metropolitan , regional , or natinal boundaries) this is in contrast with personal area network  (PAN) , local area network  (LAN) . campus area network (CAN), or metropolitan area network (MAN),
which are ussually limitted to a room building, campus ar specific metropolitan area ,,,,

WAN area used to connect LAN and other type of network together,
so that user and computer in one location can communicate with users and computer in other location,
Many WAN are build for ane particuler organization and are private , ,,.