H3C LS-3100-52P-OVS-H3 Operation Manual - page 1568
3-5
Table 3-4 Determine the command level when users logging in to switches are not authenticated
Scenario
Authentication
mode
User type
Command
Command level
The user privilege level level
command not executed
Level 0
None
(authentication-mod
e none)
VTY users
The user privilege level level
command already executed
Determined by
the level
argument
Configuration Example
Network requirements
Assume that you are a level 3 AUX user and want to perform the following configuration for Telnet users
logging in to VTY 0:
z
Do not authenticate users logging in to VTY 0.
z
Commands of level 2 are available to users logging in to VTY 0.
z
Telnet protocol is supported.
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 VTY 0 is 6 minutes.
Network diagram
Figure 3-1 Network diagram for Telnet configuration (with the authentication mode being none)
Configuration procedure
# Enter system view, and enable the Telnet service.
[H3C] telnet server enable
# Enter VTY 0 user interface view.
[H3C] user-interface vty 0
# Configure not to authenticate Telnet users logging in to VTY 0.
[H3C-ui-vty0] authentication-mode none
# Specify commands of level 2 are available to users logging in to VTY 0.
[H3C-ui-vty0] user privilege level 2
# Configure Telnet protocol is supported.
[H3C-ui-vty0] protocol inbound telnet
# Set the maximum number of lines the screen can contain to 30.
[H3C-ui-vty0] screen-length 30