In order to remotely access the CLI of your switch, you must use an SSH or Telnet client. Accessing the CLI allows commands to be entered in a terminal-based window. Selective routing and switching take place at the distribution layer. Therefore, this. They are the widely used local switch console port login, the remote login by Telnet, and HTTP login through a web browser which serves as the graphic alternative to the former method with command-line. Simply put, it's the kingpin that keeps your network humming.