An apparatus for monitoring and managing the connecting steps and the operation of the hydraulic lines of a system, which includes an operating machine having a hydraulic circuit, a utility, and a plurality of hydraulic lines for connecting a utility to the operating machine, and a method of monitoring and managing the connection and operation of the hydraulic lines of the apparatus. More particularly, the present invention relates to oil-hydraulic applications and provides a novel system for recognizing and managing hydraulic lines, namely, quick couplings that establish connection of the hydraulic lines of a utility to the hydraulic circuit of an operating machine.