On March 31, 2012 at 12:06, cpchillin said...
No one uses 568a. Brent I thought that the twist difference is why there is the two different standards.
568a lines up with phones, B does not. There is the difference everyone keeps looking for... I was told by a professor who happened to have a PHD in electronics there is no difference between A & B besides green and orange being swapped.
