H3C WA Series Fundamentals Configuration Manual page 128

By default, you can log in to the device through the console port without authentication and have user
privilege level 3 after login. The network requirements are as follows:
Authenticate users logging in to VTY 0 using a local password.
Set the local password to 123456 (in plain text).
Commands of level 2 are available to users logging in to VTY 0.
Telnet is supported.
The screen can contain up to 30 lines.
The history command buffer can contain up to 20 commands.
The timeout time of VTY 0 is 6 minutes.
2) Network diagram
Figure 14-14 Network diagram for Telnet configuration (with the authentication mode password)
3) Configuration procedure
# Enter system view.
<Sysname> system-view
# Enter VTY 0 user interface view.
[Sysname] user-interface vty 0
# Enable password authentication for users that log in to VTY 0.
[Sysname-ui-vty0] authentication-mode password
# Set the local password to 123456 (in plain text).
[Sysname-ui-vty0] set authentication password simple 123456
# Specify commands of level 2 are available to users that log in to VTY 0.
[Sysname-ui-vty0] user privilege level 2
# Configure VTY 0 to support Telnet.
[Sysname-ui-vty0] protocol inbound telnet
# Set the maximum number of lines the screen can contain to 30.
[Sysname-ui-vty0] screen-length 30
# Set the maximum number of commands the history command buffer can store to 20.
[Sysname-ui-vty0] history-command max-size 20
# Set the timeout time to 6 minutes.
[Sysname-ui-vty0] idle-timeout 6
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