What is Networking

Networking

When two or more computer connect through medium to share data and resources is called “Network” and this process is called “Networking”

Note: Basic Categories of Networks are LAN and WAN and the others have gradually emerged over many years of technology evolution.

Types of Networks

LAN   Local Area Network
WLAN Wireless Local Area Network
WAN  Wide Area Network
MAN   Metropolitan Area Network
SAN   Storage Area Network, System Area    
      Network.

CAN  Campus Area Network, Controller Area 
      Network
PAN   Personal Area Network
DAN   Desk Area Network

Note:How ever there are several types of network as said above but here we will learn about the basic networks like LAN , MAN and WAN.

LAN:LAN stands for "Local Area Network".It can consist of 1 or two adjacent building i.e offices.The maximum length of Local area network is 100 meter.As it cross 100 meter there begins Attenuation. How ever if we are using cat-5 or cat-6 STP(shielded twisted pair cable than its range can be more than 100 meter.

                Metropolitan Area Network

MAN:MAN stands for "Metropolitan Area Network".It means that a network consist of in a city.In Metropolitan Area Network there may be more than one LAN network.

Wide Area Network

WAN:WAN stands for "Wide Area Network".A Network consist of large area network.WAN is consist of many LAN , MAN , WLAN etc.

OR
When all over the world networks meet together a network come into being is called WAN (Internet).

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