(With the development of electronics and information technology, the rapid development of dynamic, image and data communication, the communication connection between buildings and the outside world has been enhanced, and the high-speed network system of buildings outside the construction is an inevitable trend. The life cycle of a commercial and residential building is much longer than the development of computer communication and network technology. Therefore, the general wiring system of the intelligent community should have advanced and high standards, as well as strong adaptability, scalability, and reliability.)