The Local Area Network (LAN) is also called as Limited Area Network. LAN covers geographical area 10 m to 1 km. It is privately owned network. LAN is widely used to connect computers and peripheral in a room, building or in campus of upto 1 km. It is widely used to connect personal computers, workstations in company offices and factories to share resources and exchange information. LANs are restricted in size.
LAN mostly uses cables as transmission technology. It also possible to use wireless media for connecting computers in LAN. Traditional LANs runs at speed of 10 Mbps to 100 Mbps, have low delay (microseconds or nanoseconds), make very few transmission errors. Newer LAN operate at speed of 1 Gbps to 10 Gbps. Speed of LAN is high as compared to other type of network. Bandwidth of LAN is less as compared to other network.
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