HP 12500 Configuration Manual page 56

The next time you attempt to Telnet to the device, you do not need to provide any username or password,
as shown in
and the message "All user interfaces are used, please try later!" appears.
Figure 19 Telnetting to the device without authentication
Configuring password authentication for Telnet login
Step
1. Enter system view.
2. Enable Telnet server.
3. Enter one or multiple
VTY user interface
views.
4. Enable
authentication.
5. Set a password.
6. (Optional.) Assign a
user role.
The next time you attempt to Telnet to the device, you must provide the configured login password, as
shown in Figure
and the message "All user interfaces are used, please try later!" appears.
Figure 19. If the maximum number of login users has been reached, your login attempt fails
Command
system-view
telnet server enable
user-interface vty first-number
[ last-number ]
password
authentication-mode password
set authentication password { hash |
simple } password
user-role role-name
20. If the maximum number of login users has been reached, your login attempt fails
Remarks
N/A
By default, the Telnet server function is
disabled.
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 of
the default MDC is assigned the user
role network-operator, and a VTY user
interface user of a non-default MDC is
assigned the user role mdc-operator.
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