CSVDE
how CSVDE can bulk import users and Computers into Windows 2003 Active Directory ?
Export LDAP data :
If you have a bulk data in your AD and you want to get the users and systems information, use CSVDE and get the results.
CSVDE -d "CN=Users,dc=domain,dc=com" -f Users.CSV
Import data to LDAP:
CSVDE -i(import) -f (filename) example.CSV (CSV file)
"CSVDE -i -f Example.CSV"
For more details go to Windows command prompt and type CSVDE