568A vs 568B – the difference is in wiring of the pairs, like: 568A wires 3 & 6 are pair 2 and in 568B they are pair 3. Bettom line, it doesn’t matter. As long as both ends are the same. If the patch panel is 568A, then the wall jacks at the other end must be 568A also. The same is true for 568B.