Many people think that RJ45 to RJ45 connectors are the same as the modular plugs or jacks, but they’re wrong. In most cases, the term plug technically refers to the cable or male end of the connection while the term jack refers to the port…

Fiber optical cable is the composite material, typically consists of a hair-thin glass used to transmit pulses of light instead of electrical signals. Thus the termination must be much more precise. Compared with copper cables end with RJ …