H3C Technologies H3C S7500E Series Switches - Manual (Page 57)

3-18
z You enter the VTY user interface, as shown in Figure 3-10 .
z 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 3-10 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 how to log in to the device with default configuration, see Configuration
Requirements .
Configuration procedure
Follow these steps to configure password authentication for telnet login:
To do… Use the command… Remarks
Enters system view system-view —
Enable telnet telnet server enable
Required
By default, the telnet service is
enabled.
Enter one or multiple VTY user
interface views
user-interface vty first-number
[ last-number ]
—
Specify the password
authentication mode
authentication-mode password
Required
By default, authentication mode
for VTY user interfaces is
password.