Digi TX54 User Manual page 789

User authentication
2. Configure a user on the TACACS+ server:
a. On the ubuntu machine hosting the TACACS+ server, open the /etc/tacacs+/tac_plus.conf
file:
$ sudo gedit /etc/tacacs+/tac_plus.conf
b. Add a TACACS+ user to the tac_plus.conf file:
user = admin1 {
}
In this example:
n
n
n
c. Save and close the tac_plus.conf file.
3. Log into the TX54 command line as a user with full Admin access rights.
Depending on your device configuration, you may be presented with an Access selection
menu. Type admin to access the Admin CLI.
4. At the command line, type config to enter configuration mode:
> config
(config)>
5. Configure the authentication methods:
a. Determine the current authentication method configuration:
(config)> show auth method
0 local
(config)>
This output indicates that on this example system, only local authentication is configured.
b. Add RADIUS authentication to the beginning of the list:
(config)> add auth method 0 radius
(config)>
c. Add TACACS+ authentication second place in the list:
(config)> add auth method 1 tacacs+(config)>
TX54 User Guide
name ="Admin1 for TX64"
pap = cleartext password1
service = system {
groupname = admin
}
}
The user's username is admin1.
The user's password is password1.
The authentication group on the TX54 device, admin, is identified in the
groupname parameter.
Example user configuration
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