when designing computer room cabling, there are several key principles to follow. the first is the modular design, which can reduce the cost and time of modifications in future expansion. secondly, consider the redundancy design to ensure that the network can continue to operate in. in modern enterprises, the integrated wiring system of the computer room is the core part of the network infrastructure. this article will delve into. Work Area (WA). Entrance Facilities Cables that enter a building or residence from the outside -- such as a local service carrier or private network -- pass through an opening in the exterior wall through a conduit. The cable enters a room where other devices are deployed, such as the following:. Equipment Room Subsystem The equipment room subsystem is a centralized equipment area, which connects system common equipment such as PBX, core exchange board, servers, building automation and security systems, and connects to the management subsystem through the vertical trunk subsystem. It involves the installation of a comprehensive system of cables, connectors, and related hardware to support the transmission of data, voice, and video signals throughout a building or campus. It is a systematic and organized approach that involves using a set of. In the era of the booming development of smart cities, emerging industries such as artificial intelligence, the Internet of Things, cloud computing, and big data have sprung up like mushrooms after rain.