Wiring standards for network cables

The main colors of the network cable are four: green, blue, orange, and brown

The line intertwined with these colored lines is white+color.

The commonly used wiring standard is 568B, and both ends of the network cable are 568B standard.

568A standard: white green, green, white orange, blue, white blue, orange, white brown, brown

568B standard: white orange, orange, white green, blue, white blue, green, white brown, brown