dn: cn=Collective c-PostOfficeBox,dc=example,dc=com

objectClass: top

objectClass: subentry

objectClass: collectiveAttributeSubentry

objectClass: extensibleObject

cn: Collective c-PostOfficeBox

c-PostOfficeBox: PO BOX 2869

subtreeSpecification: {base "ou=people,o=collectiveattr tests", minimum 2, maximum 2}