T568a vs T568b Cable Color Code

The colors include orange, green, red, blue, and white. The arrangement of these wires is different depending on your choice of what termination method you would choose, either crossover or straight-through. In straight-through transmission with T568A pinout, the order of color is white/green, green, white/orange, blue, white/blue, orange, white/brown, and brown. In the T568B pinout, the order of color is white/orange, orange, green/white, blue, white/blue, green, white/brown, brown. In the crossover transmission, the order of color for the first end is white/orange, orange, white/green, blue, white/blue, green, white/brown, and brown. And in the other end, white/green, green, white/orange, white/brown, brown, orange, blue, and blue/white. Inside Cat5 or Cat5e cable are twisted pairs of copper wires which transmission data from one node to another using the concept of analog or digital signals. The wiring allows you to share your data at a speed up to 100MHz and accommodate both high-speed ethernet and gigabit ethernet.