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To do… Use the command… Remarks
Set the history command buffer
size
history-command
max-size value
Optional
The default history command
buffer size is 10, that is, the history
command buffer of a user can
store up to 10 commands by
default.
Set the timeout time of the VTY
user interface
idle-timeout minutes
[ seconds ]
Optional
The default timeout time of a user
interface is 10 minutes.
With the timeout time being 10
minutes, the connection to a user
interface is terminated if no
operation is performed in the user
interface within 10 minutes.
You can use the idle-timeout 0
command to disable the timeout
function.
Telnet Configurations for Different Authentication Modes
Table 3-3 Telnet configurations for different authentication modes
Authentication
mode
Authentication related configuration Description
None Set the authentication mode to none
Refer to
Console Port Login
Configuration with
Authentication Mode Being
None
.
Set the authentication mode to local
password authentication
Password
Set the password for local authentication
Refer to
Console Port Login
Configuration with
Authentication Mode Being
Password
.
Set the authentication mode to scheme
Specify to perform local authentication or
remote authentication
Scheme
Set user names and passwords locally or
on AAA Server
Refer to
Console Port Login
Configuration with
Authentication Mode Being
Scheme
.