setup Command Command Description Command Syntax setup To enter the Setup Command Facility, use the setup command in privileged EXEC mode. Setup mode gives the option of configuring a router without using the Cisco IOS Command Line Interface (CLI). Setup provides a high-level view of the configuration and guides the user through a basic configuration process. If a user is not familiar with the CLI, Setup mode is a valuable tool because it prompts for specific information required to configure a router. setup