Freeradius with LDAP backend for pptpd (via MS-CHAP)

Alan DeKok aland at
Fri Jul 9 12:23:54 CEST 2010

Daniel Gomes wrote:
> I know this is a question which has been thoroughly asked and answered,
> but after spending several days configuring, debugging, searching the
> internet, rec-configuring, etc, I still can't get my freeradius server
> to properly authenticate users (for a pptd server).

  Go read the debug log.  It's not finding the password for the user.
Fix that.

> So yeah, of you could help me out, I'd appreciate it! All I want is
> pptpd to authenticate the users with a LDAP backend, via RADIUS. MS-CHAP
> is not even a requirement for me here, since both services are on the
> same machine, so there's not even the need for safe connections. So long
> as it works, I really don't care about any particular configuration!

  A simple LDAP query for the user is *not* returning a password.
That's the problem.

  Does the user even have a password in LDAP?

  Alan DeKok.

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