TDii provides intelligent cabling solutions for intelligent/smart buildings. The cabling infrastructure is the foundation of an intelligent building, which can support the integrated network of building systems. The intelligent building cabling system is a modular and highly flexible information transmission channel inside and among buildings. The cabling system connects the audio devices, data exchange equipment, controlling equipment, and information management system. It also connects them to the external communication network. The process comprises all the connectors and cables including fiber optical cables, Ethernet cables, and connecting hardware. These parts are used to form different functional subsystems that can be easily installed and can upgrade to suit the changing demands.