I had the same issue. My problem turned out to be that radius didn't have read access to the shadow password file.
Mark Alan DeKok wrote: > "Nataniel Klug" <[EMAIL PROTECTED]> wrote: >> rlm_unix: [nata]: invalid password >> modcall[authenticate]: module "unix" returns reject for request 1 > ... >> I could not understand what is going on. The password is correct for this >> user. > - List info/subscribe/unsubscribe? See http://www.freeradius.org/list/users.html