The structure is vibration and impact resistant. The housing is dust and moisture proof, the door is closed tightly. It includes a temperature regulation system, which ensures compensation for high and low temperatures. Bottom panel of the cabinet has a door with cable glands for connecting cables from external check point devices and networks. Switching and control check point equipment, a fan and a power source are located inside the housing and on the door. Inner equipment is securely fixed on DIN-rails and special brackets, all the necessary switching between the inner connectors is provided. All electric and telecommunication connections run through corresponding leakage current, overvoltage, short circuit and surge voltage protection devices. An industrial computer is included, as a computing module for the traffic monitoring system. An inbuilt heater protects the computer from low temperatures. A separate internal cabinet controller is provided to control the operating capacity of the inner and outer device and to remotely switch power on and power off.