CAT5 RJ-45 Cable Pin-Outs

Copied from and put here just in case their website removes it.

Eight Position (RJ-45) Modular Cable

(with clip down)
(with clip down)
  • UTP consists of 4 twisted pairs. The standard colors are:
    white/blue – blue
    white/orange – orange
    white/green – green
    white/brown – brown
  • Hub to Hub or
    Computer to Computer connection: one end T568A, other end T568B (Crossover Cable).
  • Hub to Computer connection: T568B on each end.

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