User authentication Terminal Access Controller Access-Control System Plus (TACACS+)
IX14 User Guide
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5. (Optional) Enable Authoritative to prevent other authentication methods from being used if
TACACS+ authentication fails. Other authentication methods will only be used if the TACACS+
server is unavailable.
6. (Optional) For Group attribute, type the name of the attribute used in the TACACS+ server's
configuration to identify the IX14 authentication group or groups that the user is a member of.
For example, in TACACS+ user configuration, the group attribute in the sample tac_plus.conf
file is groupname, which is also the default setting in the IX14 configuration.
7. (Optional) For Service, type the value of the service attribute in the the TACACS+ server's
configuration. For example, in TACACS+ user configuration, the value of the service attribute in
the sample tac_plus.conf file is system, which is also the default setting in the IX14
configuration.
8. (Optional) Enable Command authorization, which instructs the device to communicate with
the TACACS+ server to determine if the user is authorized to execute a specific command. Only
the first configured TACACS+ server will be used for command authorization.
9. (Optional) Enable Command accounting, which instructs the device to communicate with the
TACACS+ server to log commands that the user executes. Only the first configured TACACS+
server will be used for command accounting.
10. Add TACACS+ to the authentication methods:
a. Click Authentication > Methods.
b. For Add method, click .
c. Select TACACS+ for the new method from the Method drop-down.
Authentication methods are attempted in the order they are listed until the first successful
authentication result is returned. See Rearrange the position of authentication methods for
information about rearranging the position of the methods in the list.
11. Click Apply to save the configuration and apply the change.
Command line
1. Log into the IX14 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.
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