52 CHAPTER 3: LOGGING IN THROUGH TELNET
Telnet Configuration
with Authentication
Mode Being Password
Configuration Procedure
To do… Use the command… Remarks
Enter system view system-view -
Enable the Telnet server
function
telnet server enable Required
Enter one or more VTY user
interface views
user-interface vty
first-number
[ last-number ]
-
Configure to authenticate
users logging in to VTY user
interfaces using the local
password
authentication-mode
password
Required
Set the local password set authentication
password { cipher |
simple } password
Required
Configure the command level
available to users logging in
to the user interface
user privilege level level Optional
By default, commands of level 0
are available to users logging in to
VTY user interface.
Configure the protocol to be
supported by the user
interface
protocol inbound { all |
ssh | telnet }
Optional
By default, both Telnet protocol
and SSH protocol are supported.
Set the command that is
automatically executed when
a user logs into the user
interface
auto-execute command
text
Optional
By default, no command is
automatically executed when a
user logs into a user interface.
Define a shortcut key for
aborting tasks
escape-key { default |
character }
Optional
The default shortcut key
combination for aborting tasks is <
Ctrl+C >.
Make terminal services
available
shell Optional
By default, terminal services are
available in all user interfaces.
Set the maximum number of
lines the screen can contain
screen-length
screen-length
Optional
By default, the screen can contain
up to 24 lines.
You can use the
screen-length 0
command to disable the function
to display information in pages.
Set the history command
buffer size
history-command
max-size value
Optional
The default history command
buffer size is 10. That is, a history
command buffer can store up to
10 commands by default.
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