Distribution panel in telecommunications, etc. the device is a passive that cable to its termination. and allows domestic connections to an optional shape.

for the sample panel main distribution (MDF) that phone home, ... cable connected to the subscribers, and the cable connected to the equipment activated (e.g., switch, phone), to their termination. This service, wiring, manual, a couple of twisted, telephone line, digital subscriber line, or line phone service simple, relevant, etc. to be provided.