What is the defference between Cross Cable and Straight Cable?

 

Image result for straight cable

Straight Cable

Usually use straight cable to connect different type of devices. This type of cable will be used most of the time and can be used to:

1) Connect a computer to a switch/hub’s normal port.

2) Connect a computer to a cable/DSL modem’s LAN port.

3) Connect a router’s WAN port to a cable/DSL modem’s LAN port.

4) Connect a router’s LAN port to a switch/hub’s uplink port. (Normally used for expanding network)

5) Connect two switches/hubs with one of the switch/hub using an uplink port and the other one using normal port.

If you need to check how straight cable looks like, it’s easy. Both sides (side A and side B) of cable have wire arrangement with same color.

Image result for cross cable

Crossover Cable

Sometimes you will use crossover cable, it’s usually used to connect same type of devices. A crossover cable can be used to:

1) Connect two computers directly.

2) Connect a router’s LAN port to a switch/hub’s normal port. (Normally used for expanding network)

3) Connect two switches/hubs by using normal port in both switches/hubs.

In you need to check how crossover cable looks like, both side (side A and side B) of cable have wire arrangement with following different color.

 

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