how to create LAN

Suppose you have 4 or more computer and you want to connect all computer "pc" to each other and all pc communicate to ewach other

1. First you use a HUB or SWITCH to connect all computer as your wish
2. Connect all pc with HUB or SWITCH through wire in any port of switch or hub and power on Switch or Hub

*Remember when you connect pc with switch or hub then you must use straight cable because same device like- hub to hub , switch to switch or pc to pc- connect with crossover cable and different device -hub to pc, switch to pc- you must use straight cable .

but when you connect pc with router then you must use cross over cable.

3.Put different IP Address -Windows+r type ncpa.cpl press enter - right click on local area connection - properties - then click internet protocol version 4(TCp/IP4) -properties - use following ip address- type ip address and default subnet mask) in all pc. when ip address put into all pc then go to step 4

*class A ip range - 10.0.0.0 - 10.255.255.255
Default subnet mask - 255.0.0.0

*class B ip range - 172.16.0.0 - 172.31.255.255
Default Subnet mask - 255.255.0.0

*class C ip range - 192.168.0.0 - 192.168.255.255
default subnet mask - 255.255.255.0

* Remember put same class ip address in network like( 192.168.1.1, 192.168.1.2, 192.168.1.3, .......... 192.168.1.254)


4. Now go to command prompt of pc 1 (Start - all programs -accessories - click command prompt or you can press Windows button+r then type cmd and press enter)

5.type ping 192.168.1.2 (ip address of pc 2)
type ping 192.168.1.3 (ip address of pc 3)
type ping 192.168.1.4 (ip address of pc 4)

6. if reply successfully then you can send data from one pc to another pc

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