Intermittent access-reject even though password is correct

Alan DeKok aland at
Tue May 27 00:20:30 CEST 2014

Sachin Yadav wrote:
> I am getting intermittent access-reject response from free-radius even
> though password was correct. User have to try again and this time user
> is allowed. Following are the debug logs for one such transaction -

  If FreeRADIUS says that the password is wrong... it's likely wrong.

> # Executing group from file /etc/raddb/sites-enabled/default
> +- entering group CHAP {...}
> [chap] login attempt by "aqua" with CHAP password
> [chap] Using clear text password "mango" for user aqua authentication.
> [chap] Password check failed

  That's pretty definitive.

> Can someone please help me understand what's going wrong? I am using
> coovachilli as a capative portal solution which automatically send these
> packets to radius server for AAA.

  I would expect coovachilli to get it right, but maybe not.

  If you're running v3, you can do "radiusd -Xx" to see exactly what is
seen for CHAP, and what is calculated.  That can help debug the issue.

  Alan DeKok.

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