14-17
Telnet Login Configuration Task List
Telnet login configurations vary with different authentication modes.
Table 14-7 Telnet login configuration tasks when different authentication modes are adopted
Authentication
mode
Configuration Description
None Configure none authentication
For more information, see
Configuring None
Authentication for Telnet Login
.
Enable password authentication
Password
Set the local password
For more information, see
Configuring
Password Authentication for Telnet Login
.
Configure to authenticate users locally or
remotely
Configure the authentication scheme
Scheme
Configure password authentication
For more information, see
Configuring
Scheme Authentication for Telnet Login
.
Configuring None Authentication for Telnet Login
Configuration procedure
Follow these steps to perform Telnet login configuration (with authentication mode none):
To do… Use the command… Remarks
Enter system view
System-view
—
Enter one or more VTY user
interface views
user-interface vty
first-number [ last-number ]
—
Configure none authentication for
telnet users that log in to VTY user
interfaces
authentication-mode none
Required
By default, the authentication mode for
VTY user interfaces is
password
.
If you configure not to authenticate the users, the command level for telnet users that log in to the AP
depends on the user privilege level level command.
Configuration example
1) Network requirements
You have logged in to the AP.
By default, you can log in to the device through the console port without authentication and have user
privilege level 3 after login.
z Do not authenticate users that log in to VTY 0.
z Commands of level 2 are available to users that log in to VTY 0.
z Telnet is supported.
z The screen can contain up to 30 lines.
z The history command buffer can contain up to 20 commands.
z The timeout time of VTY 0 is 6 minutes.
2) Network diagram
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