Try simply : [root@YOUR_BOX bin]$ ./ldapsearch -h YOUR_BOX -p 389 -b "" -s base "(objectclass=*)" subschemasubentry # extended LDIF # # LDAPv3 # base <> with scope base # filter: (objectclass=*) # requesting: subschemasubentry # # dn: subschemaSubentry: cn=Subschema # search result search: 2 result: 0 Success # numResponses: 2 # numEntries: 1 That's the magical self discovering offered by LDAP. -- BB