What is AAA authentication in Cisco?
The AAA server compares a user’s authentication credentials with other user credentials stored in a database. If the credentials match, the user is permitted access to the network. If the credentials do not match, authentication fails and network access is denied.
How do I configure AAA authentication on a Cisco switch?
Prerequisites for TACACS+
- Configure the switches with the TACACS+ server addresses.
- Set an authentication key.
- Configure the key from Step 2 on the TACACS+ servers.
- Enable authentication, authorization, and accounting (AAA).
- Create a login authentication method list.
- Apply the list to the terminal lines.
Is there a AAA server for Cisco secure?
Uses a subset of RADIUS or TACACS+ servers for authentication as defined by the aaa group server radius or aaa group server tacacs+ command. (This table has been reproduced by Cisco Press with the permission of Cisco Systems Inc. Copyright © 2003 Cisco Systems, Inc.
What does remote AAA servers unreachable ; local authentication failed?
“Remote AAA servers unreachable; local authentication failed” I can hook up to the console and log in using the local accounts. I thought the rules, if set, when radius is unavailable then the local login should work. Below is the configuration for AAA authentication:
Which is the default group for AAA authentication?
Below is the configuration for AAA authentication: aaa authentication login default group radius local aaa authentication login console local aaa authentication login error-enable the above configuration shows if my default group cannot be reached then use local, and local does work since I can use the console to log in.
How does the test AAA radius command work?
The test aaa radius command lets you do just that. You can now remotely verify if the WLC-Radius server communication fails or if the credentials for the client results in a passed or failed authentication. How The Feature Works This is a basic workflow when you use the command test aaa radius, as shown in the image.