R21xx-HP FlexFabric 11900 Fundamentals Configuration Guide

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Figure 10 Password authentication interface for Telnet login
Configuring scheme authentication for Telnet login
Ste
p
Command Remarks
1. Enter system view.
system-view N/A
2. Enable Telnet server.
telnet server enable
By default, the Telnet server function is
disabled.
3. Enter one or multiple VTY
user interface views.
user-interface vty first-number
[ last-number ]
N/A
4. Enable scheme
authentication.
authentication-mode scheme
By default, password authentication is
enabled for VTY user interfaces.
To use scheme authentication, you must also configure login authentication methods in ISP domain view.
For more information, see Security Configuration Guide.
The next time you attempt to Telnet to the CLI, you must provide the configured login username and
password, as shown in Figure 11. 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.
Figure 11 Scheme authentication interface for Telnet login