Thank you for answer, but I started messing with default configuration because this did not return any search results either.

This is what my original configuration looked like
<------>#  Group membership checking.  Disabled by default.
<------>#
<------># groupname_attribute = cn
<------># groupmembership_filter = "(|(&(objectClass=GroupOfNames)(member=%{Ldap-UserDn}))(&(objectClass=GroupOfUniqueNames)(uniquemember=%{Ldap-UserDn})))"

I used original conf to generate a debug log for this. 

And YES, the adding "control:" helped. So basically it's a package bug. I will inform Suse freeradius package maintainer.
Thank you, again.

Andres


2013/11/1 Phil Mayers <p.mayers@imperial.ac.uk>
On 01/11/13 13:11, Andres Septer wrote:
Logs
LDAP search fail, because LDAP-UserDN empty

This is:

 a. Not a debug with "radiusd -X", and
 b. Not a complete debug.

...but never mind. I can see your problem:

(|(&(objectClass=GroupOfNames)(member=%{Ldap-UserDn}))

...you have edited the default config and broken it. Go back to the default config and look carefully at what it says - you'll note it's:

control:Ldap-UserDn

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