It looks like the next version of ClarkConnect is getting close. The 3rd beta is out.
From ClarkConnect 5.0 – Beta #3 – May 8, 2009:
LDAP and Samba A great deal of effort has gone into the underlying LDAP architecture. With this more flexible and powerful architecture in place, we will be able to build some great new feature in the 5.x releases.
Pete Ware 