3Com 7700 Configuration Manual page 24

16 C 1: S A
HAPTER YSTEM CCESS
Configure the Authentication Method The authentication-mode
command configures the user login authentication method that denies access to
an unauthorized user. Table 9 describes the authentication-mode command.
Perform the following configuration in user interface view.
Table 9 Configure Authentication Method
Operation
Configure the authentication
method
Configure no authentication
By default, terminal authentication is not required for users who log in through
the console port, whereas the password is required for authenticating the modem
and Telnet users when they log in.
To configure authentication for modem and Telnet users:
1 Configure local password authentication for the user interface.
When you set the password authentication mode, you must also configure a login
password to log in successfully. Table 10 describes the set authentication
password command.
Perform the following configuration in user interface view.
Table 10 Configure the Local Authentication Password
Operation
Configure the local authentication
password
Remove the local authentication
password
Configure for password authentication when a user logs in through a VTY 0 user
interface and set the password to 3Com:
[SW7700] user-interface vty 0
[SW7700-ui-vty0] authentication-mode password
[SW7700-ui-vty0] set authentication password simple 3Com
2 Configure the local or remote authentication username and password.
Use the authentication-mode scheme command to perform local or remote
authentication of username and password. The type of the authentication
depends on your configuration. For detailed information, see "AAA and Radius"
Perform username and password authentication when a user logs in through the
VTY 0 user interface and set the username and password to zbr and 3Com
respectively:
[SW7700-ui-vty0] authentication-mode scheme
[SW7700-ui-vty0] quit
[SW7700] local-user zbr
[SW7700-user-zbr] password simple 3Com
3 Do not configure authentication
[SW7700-ui-vty0] authentication-mode none
Command
authentication-mode { password | scheme }
authentication-mode none
Command
set authentication password { cipher | simple }
password
undo set authentication password