> # Allowing Users to Specify a TACACS+ Server at Login

> ## Detailed Steps

> To configure the switch to allow users to specify a TACACS+ server at login using DCNM-SAN, follow these steps:

> 1. Expand Switches > Security > AAA, and then select TACACS+.

> You see the TACACS+ configuration in the Information pane.

> 2. Click the Defaults tab.

> You see the TACACS+ default settings.

> 3. Check the DirectedReq check box.
> 4. Click the Apply Changes icon to save the changes.

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