HP 6125XLG R2306-HP 6125XLG Blade Switch Fundamentals Configuration Guide - Page 34

Configuring password authentication for Telnet login

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Figure 8 Telnetting to the device without authentication Configuring password authentication for Telnet login Step 1. Enter system view. Command system-view 2. Enable Telnet server. telnet server enable 3. Enter one or multiple VTY user interface user-interface vty first-number views. [ last-number ] 4. Enable password authentication. authentication-mode password 5. Set a password. set authentication password { hash | simple } password 6. (Optional.) Assign a user role. user-role role-name Remarks N/A The defaults are as follows: • Telnet server is disabled if the device started up with empty configuration. • Telnet server is enabled if the device started up with the default configuration file. For more information about empty configuration and the default configuration file, see "Managing configuration files." N/A By default, password authentication is enabled for VTY user interfaces. By default, no password is set. By default, a VTY user interface user is assigned the user role network-operator. The next time you attempt to Telnet to the device, you must provide the configured login password, as shown in Figure 9. If the maximum number of login users has been reached, your login attempt fails and the message "All user interfaces are used, please try later!" appears. 27

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27
Figure 8
Telnetting to the device without authentication
Configuring password authentication for Telnet login
Step
Command
Remarks
1.
Enter system view.
system-view
N/A
2.
Enable Telnet server.
telnet server enable
The defaults are as follows:
•
Telnet server is disabled if the device
started up with empty configuration.
•
Telnet server is enabled if the device
started up with the default
configuration file.
For more information about empty
configuration and the default
configuration file, see "
Managing
configuration files
."
3.
Enter one or multiple
VTY user interface
views.
user-interface vty
first
-
number
[
last-number
]
N/A
4.
Enable password
authentication.
authentication-mode password
By default, password authentication is
enabled for VTY user interfaces.
5.
Set a password.
set authentication password
{
hash
|
simple
}
password
By default, no password is set.
6.
(Optional.) Assign a
user role.
user-role
role-name
By default, a VTY user interface user is
assigned the user role
network-operator.
The next time you attempt to Telnet to the device, you must provide the configured login password, as
shown in
Figure 9
. If the maximum number of login users has been reached, your login attempt fails and
the message "All user interfaces are used, please try later!" appears.