Dell Force10 S4820T FTOS Command Reference Guide - Page 17

2 CLI Basics This chapter describes the command structure and command modes. FTOS commands are in a text-based interface that allows you to use launch commands, change the command modes, and configure interfaces and protocols. This chapter covers the following topics: • Accessing the Command Line • Multiple Configuration Users • Navigating the Command Line Interface • Obtaining Help • Using the Keyword No • Filtering show Commands • Command Modes Accessing the Command Line When the system boots successfully, you are positioned on the command line in the EXEC mode and not prompted to log in. You can access the commands through a serial console port or a Telnet session. When you Telnet into the switch, you are prompted to enter a login name and password. The following text is an example of a successful Telnet login session. telnet 172.31.1.53 Trying 172.31.1.53... Connected to 172.31.1.53. Escape character is '^]'. Login: username Password: FTOS> Once you log into the switch, the prompt provides you with current command-level information (refer to Table 2-1). CLI Basics | 17