50
Configuring password authentication for modem 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 “
.”
When you log in to the device through modems, specify operating mode of the AUX interface is protocol.
Configuration procedure
Follow these steps to configure password authentication for modem login:
To do…
Use the command…
Remarks
Enter system view
system-view
—
Enter AUX interface view
interface aux interface-number
—
Specify operating mode for
the AUX interface
async mode { flow | protocol }
Required
By default, the mode is flow.
Exit to system view
quit
—
Enter one or more AUX
user interface views
user-interface aux
first
-
number
[
last-number
]
—
Specify the password
authentication mode
authentication-mode password
Required
By default, the modem login authentication
mode is password.
Set the local password
set authentication password
{
cipher
|
simple
}
password
Required
By default, no local password is set.
Configure common settings
for VTY user interfaces
—
Optional
For more information, see “
common settings for VTY user interfaces
.”
After the configuration, when you log in to the device through modems, you are prompted to enter a
login password. A prompt such as <HP> appears after you input the password and press
Enter
, as shown