Centralized deployment is most effective when deployment diagrams are used to show the physical configurations of a system's processors and other devices, as well as the communication links between them and where they should be placed in a house or office. An illustration of the relationships between the various parts of a system is what a component diagram is for. Hardware elements including WLAN controllers, firewalls, routers, and RADIUS$/$AD$/$LDAP will be used to facilitate communication throughout the building. In the complicated world of software development, the centralized deployment scenario provides a tool for clarity and precision by combining the conceptual and the physical.