H3C LS-3100-52P-OVS-H3 Operation Manual page 1556

Note that if you configure not to authenticate the users, the command level available to users logging in
to a switch depends on both the authentication-mode none command and the user privilege level
level command, as listed in the following table.
Table 2-4 Determine the command level (A)
Authentication
mode
None
(authentication-mod
e none)
Configuration Example
Network requirements
Assume the switch is configured to allow you to login through Telnet, and your user level is set to the
administrator level (level 3). After you telnet to the switch, you need to limit the console user at the
following aspects.
The user is not authenticated when logging in through the Console port.
Commands of level 2 are available to user logging in to the AUX user interface.
The baud rate of the Console port is 19200 bps.
The screen can contain up to 30 lines.
The history command buffer can contain up to 20 commands.
The timeout time of the AUX user interface is 6 minutes.
Network diagram
Figure 2-5 Network diagram for AUX user interface configuration (with the authentication mode being
none)
Configuration procedure
# Enter system view.
<H3C> system-view
Scenario
User type
The user privilege level level
command not executed
Users logging in
through
The user privilege level level
Console ports
command already executed
2-7
Command
Command level
Level 3
Determined by
the level
argument