Classification of Network based on the proximity

Network is classified into 3 based on closeness. They are

(i) Local Area Network (LAN): These networks are set up to allow users in the same geographical location such as an office or small company to share data programs and computer peripherals or resources.

(ii) Metropolitan Area Network (MAN): This class of network links computers located in different building but all within close proximity. Example are find in universities and banks.

(iii) WAN (Wide Area Network): It connects computers across large geographical areas such as a city or country. WAN uses phone line, microwaves relay stations and satellites, it can be used for sending e-mails, share data and programs.

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