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3Com Switch 8800 Configuration Guide Chapter 4 User Interface Configuration
4-7
By default, terminal authentication is not required for local users log in via the Console
port. However, password authentication is required for local users and remote Modem
users log in via the AUX port, and Telnet users log in through Ethernet port.
1) Perform local password authentication to the user interface
Using authentication-mode password command, you can perform local password
authentication. That is, you need use the command below to configure a login
password in order to login successfully.
Perform the following configuration in user interface view.
Table 4-14 Configure the local authentication password
Operation Command
Configure the local authentication
password
set authentication password { cipher |
simple }password
Remove the local authentication
password
undo set authentication password
Configure for password authentication when a user logs in through a VTY 0 user
interface and set the password to 3Com.
[SW8800] user-interface vty 0
[SW8800-ui-vty0] authentication-mode password
[SW8800-ui-vty0] set authentication password simple 3Com
2) Perform local or remote authentication of username and password to the user
interface
Using authentication-mode scheme command, you can perform local or remote
authentication of username and password. The type of the authentication depends on
your configuration. For detailed information, see “Security” section.
In the following example, local username and password authentication are configured.
Perform username and password authentication when a user logs in through VTY 0
user interface and set the username and password to zbr and 3Com respectively.
[SW8800-ui-vty0] authentication-mode scheme
[SW8800-ui-vty0] quit
[SW8800] local-user zbr
[SW8800-luser-zbr] password simple 3Com
[SW8800-luser-zbr] service-type telnet
3) No authentication
[SW8800-ui-vty0] authentication-mode none