Ethernet Crossover Cables

What is the deference between patch cable 

and crossover cable?




Ethernet crossover cables are most often used in home networks when connecting two ethernet computers without a hub or switch or router. An Ethernet crossover cable has it's send and receive wires crossed. When using a hub or switch or router, this is automatically done for you.



What is the deference between patch cable and crossover cable?
As it is names it is simply twisting two pairs each other. In a network port one and two pins are for transmit, three and six pins are for receive. Cables 1 and 2 wires connect to pin 3 and 6. See the image for more details




  • Straight-Through Cable:

Connector 1Connector 2
     PinColorPinColor
1White/Green1White/Green
2Green2Green
3White/Orange3White/Green
4Blue4Blue
5White/Blue5White/Blue
6Orange6Orange
7White/Brown7White/Brown
8Brown8Brown

  • Crossover Cable:
  

Connector 1Connector 2
PinColorPinColor
1White/Green1White/ Orange
2Green2Orange
3White/Orange3White/Green
4Blue4Blue
5White/Blue5White/Blue
6Orange6Green
7White/Brown7White/Brown
8Brown8Brown



  • Straight-Through & Crossover Cables


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