RE: AAA misbehavior

From: Joseph L. Brunner <joe_at_affirmedsystems.com>
Date: Mon, 1 Feb 2010 03:03:34 -0500

No that's not Misbehavior.

You must have an unreachable tacacs+ server, second method is local (and you have no local usernames) and then the only option left is NONE
So your fallback method is none

Why not?

aaa authentication login ACS group tacacs+ local line

and then

username root privilege 15 secret C1sco#$@

line vty 0 4
password s0m3good1

Now, AAA will have a local username and line password to fall back to if the AAA server fails

:)

-----Original Message-----
From: nobody_at_groupstudy.com [mailto:nobody_at_groupstudy.com] On Behalf Of CCIE
Sent: Monday, February 01, 2010 2:55 AM
To: 'groupstudy'
Subject: AAA misbehavior

Hi experts,

 

Strange AAA behaviors, I have the bellow configuration, and the AAA ACS is
running, whenever I tried to access this router it ask for username if I
enter anything (not valid username on the AAA) then enter it immediately
take me to the privilege access, please any advice because that's make me
crazy

 

aaa new-model

aaa authentication login ACS group tacacs+ local none

 

tacacs-server host 10.0.71.18 key Cisco

 

line vty 0 15

login authentication ACS

privilege level 15.

 

Regards,

Amin

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Received on Mon Feb 01 2010 - 03:03:34 ART

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