2-6 
 
Changes made to the authentication mode for console port login takes effect after you quit the 
command-line interface and then log in again. 
 
Console Port Login Configuration with Authentication Mode Being 
None 
Configuration Procedure 
Follow these steps to configure console port login with the authentication mode being none: 
To do…  Use the command…  Remarks 
Enter system view 
system-view 
— 
Enter AUX user interface view  user-interface aux 0  — 
Configure not to authenticate 
users 
authentication-mode 
none 
Required 
By default, users logging in through 
the console port (AUX user interface) 
are not authenticated. 
 
Configuration Example 
Network requirements 
Assume that the switch is configured to allow users to log in through Telnet, and the current user level is 
set to the administrator level (level 3). Perform the following configurations for users logging in through 
the console port (AUX user interface). 
z  Do not authenticate the users. 
z  Commands of level 2 are available to the users logging in to the AUX user interface. 
z  The baud rate of the console port is 19,200 bps. 
z  The screen can contain up to 30 lines. 
z  The history command buffer can contain up to 20 commands. 
z  The timeout time of the AUX user interface is 6 minutes.