What Is Wide Area Network (WAN) And Its Benefits ?
We use Wide Area network (WAN) in those cases where LAN cannot be used. When more than two computers are involved in the application, a switched communication facility is used to enable all the computers to communicate with one other at different times. When the computers are located in different sites, public carries facilities must be used. As a result the network we get is known as wide area network. You can simply define WAN as any form of network (public, private) that covers a wide geographical area is known as WAN. Type of WAN used depends on the nature of network. For example there are 100 computers in a network and all computers belong to the same site. We want to send data between sites. So one method is to lease transmission lines from the public carriers. We will also install a private switching system at each site. Advantage of wide area network is that we can use this network to connect computers distributed over a large area. As LAN is limited to an office or home and do
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