H3C Technologies H3C WX3000 Series Unified Switches - Manual (Page 50)

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Configuration Example
Network requirements
As shown in Figure 4-3 , assume a current user logs in using the oap connect slot 0 command and the
user level is set to the manage level (level 3). Perform the following configurations for users logging in to
VTY 0 using Telnet.
z
Configure the local user name as guest.
z
Set the authentication password of the local user to 123456 (in plain text).
z
Set the service type of VTY users to Telnet and the command level to 2.
z
Configure to authenticate users logging in to VTY 0 in scheme mode.
z
Only Telnet protocol is supported in VTY 0.
z
The screen can contain up to 30 lines.
z
The history command buffer can store up to 20 commands.
z
The timeout time of VTY 0 is 6 minutes.
Figure 4-3 Network diagram for Telnet configuration (with the authentication mode being scheme)
RS-232 serial
interface Console port
PC
Console cable
Switching engine
Configuration procedure
# Enter system view.
<device> system-view
# Create a local user named guest and enter local user view.
[device] local-user guest
# Set the authentication password of the local user to 123456 (in plain text).
[device-luser-guest] password simple 123456
# Set the service type to Telnet, Specify commands of level 2 are available to users logging in to VTY 0.
[device-luser-guest] service-type telnet level 2
[device-luser-guest] quit
# Enter VTY 0 user interface view.
[device] user-interface vty 0
# Configure to authenticate users logging in to VTY 0 in the scheme mode.
[device-ui-vty0] authentication-mode scheme
# Configure Telnet protocol is supported.
[device-ui-vty0] protocol inbound telnet
# Set the maximum number of lines the screen can contain to 30.
[device-ui-vty0] screen-length 30
# Set the maximum number of commands the history command buffer can store to 20.
[device-ui-vty0] history-command max-size 20
# Set the timeout time to 6 minutes.
[device-ui-vty0] idle-timeout 6