RJ45

Both types of cables have got 8 lines or pins.
The red pin can be orange too, the black pin can be also brown.

1.0  straight-trough cable

     There is an older and a newer standard for straight-trough cables:

1.1 crossover cable (twisted pair)

to get more informations go to: http://www.incentre.net/incentre/frame/ethernet.html