To do…

Use the command…

Remarks

Configure common settings for

 

Optional

See “Configuring common settings

VTY user interfaces

 

for VTY user interfaces (optional).”

 

 

 

 

 

When you log in to the device through Telnet again:

You enter the VTY user interface, as shown in Figure 13.

If “All user interfaces are used, please try later!” is displayed, it means the current login users exceed the maximum number. Please try later.

Figure 13 Configuration page

Configuring password authentication for Telnet login

Configuration prerequisites

You have logged in to the device.

By default, you can log in to the device through the console port without authentication and have user privilege level 3 after login. For information about logging in to the device with the default configuration, see “Configuration requirements.”

Configuration procedure

Follow these steps to configure password authentication for Telnet login:

To do…

Use the command…

Remarks

Enter system view

system-view

 

 

 

 

 

Required

Enable Telnet

telnet server enable

By default, the Telnet service is

 

 

disenabled.

 

 

 

 

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