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LAN LAN
LAN
LAN LAN
Metropolitan Area Network
WAN (Wide Area Network)
It is a digital communication system that interconnects a large number of computers in a wide
geographical area. This network may operate on a worldwide or nationwide basis. In such type
of network, there may not be physical connection between computers. In WAN, telephone lines,
microwave, satellite links, etc., can be used as transmission medium.
LAN LAN
LAN
Wide Area Network
PAN (Personal Area Network)
These are privately owned networks. PAN is used to establish the communication among the computers
within the range of 20 to 30 feet. It can be wired or wireless.
Computer Networking 13

