System for controlling an entertainment installation comprising one or more devices , wherein said system comprises: - for each of said one or more devices , a control unit ; - for each of said one or more devices , a communication unit ; - a central management unit suitable for generating data; - one or more data connections suitable for communicating data between said central management unit and said communication unit of said one or more devices , suitable for full-duplex communication, wherein said communication unit comprises: - a first communication port and a second communication port , suitable for connecting said communication unit to said data connections ; - a switch component suitable for exchanging data with said control unit , via full-duplex communication; - a bypass component suitable for switching said communication unit between a first state and a second state, in such a way that, in said first state, said first communication port and said second communication port are connected to said switch component , and, in said second state, said first communication port is connected to said second communication port , and wherein: said central management unit comprises a monitoring module suitable for receiving monitoring messages from said one or more devices , comprising one or more characteristics of said device and/or of a device connected to said device . - for each of said one or more devices , a control unit ; - for each of said one or more devices , a communication unit ; - a central management unit suitable for generating data; - one or more data connections suitable for communicating data between said central management unit and said communication unit of said one or more devices , suitable for full-duplex communication, wherein said communication unit comprises: - a first communication port and a second communication port , suitable for connecting said communication unit to said data connections ; - a switch component suitable for exchanging data with said control unit , via full-duplex communication; - a bypass component suitable for switching said communication unit between a first state and a second state, in such a way that, in said first state, said first communication port and said second communication port are connected to said switch component , and, in said second state, said first communication port is connected to said second communication port , - a first communication port and a second communication port , suitable for connecting said communication unit to said data connections ; - a switch component suitable for exchanging data with said control unit , via full-duplex communication; - a bypass component suitable for switching said communication unit between a first state and a second state, in such a way that, in said first state, said first communication port and said second communication port are connected to said switch component , and, in said second state, said first communication port is connected to said second communication port , and wherein: said central management unit comprises a monitoring module suitable for receiving monitoring messages from said one or more devices , comprising one or more characteristics of said device and/or of a device connected to said device . <EOS>