nested groups

Hi, Is-it possible to search users on nested groups. For example : User1 is in group Group1, User2 is in group Group2, Group1 and Group2 are in group Group12 The users config : ... DEFAULT ldap-iut-Ldap-Group == Group12 Tunnel-Medium-Type:1 = 6, Tunnel-Type:1

Nested groups in ldap

I was wounding if there was a way for ldap to look into nested groups. I have enabled ldap groups, and I have a ldap group that contains another group, and I would like ldap to search with in that main group and nested group to see if a user belongs to either group. If anyone know