ENTERING COMMANDS
Understanding Command Modes
The command set is divided into Exec and Configuration classes. Exec commands generally display information on system status or clear statistical counters. Configuration commands, on the other hand, modify interface parameters or enable certain switching functions. These classes are further divided into different modes. Available commands depend on the selected mode. You can always enter a question mark “?” at the prompt to display a list of the commands available for the current mode. The command classes and associated modes are displayed in the following table:
Class | Mode |
|
|
Exec | Normal |
| Privileged |
|
|
Configuration* | Global |
| Interface |
| Line |
| VLAN |
|
|
*You must be in Privileged Exec mode to access any of the configuration modes.
Exec Commands
When you open a new console session on the switch with the user name and password “guest,” the system enters the Normal Exec command mode (or guest mode), displaying the “Console>” command prompt. Only a limited number of the commands are available in this mode. You can access all commands only from the Privileged Exec command mode (or administrator mode). To access Privilege Exec mode, open a new console session with the user name and password “admin.” The system will now displays the “Console#” command prompt. You can also enter Privileged Exec mode from within Normal Exec mode, by entering the