3-10
Refer to AAA Operation and SSH Operation of this manual for information about AAA, RADIUS, and
SSH.
Configuration Example
Network requirements
As shown in Figure 3-3, 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 3-3 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.
