The Sun OpenDS Standard Edition 2.0 documentation is available at http://docs.sun.com/coll/2508.1, and includes the following documents:
Sun OpenDS Standard Edition 2.0 Installation Guide
Sun OpenDS Standard Edition 2.0 Administration Guide
Sun OpenDS Standard Edition 2.0 Configuration Reference
Sun OpenDS Standard Edition 2.0 Architectural Reference
Sun OpenDS Standard Edition 2.0 Command-Line Usage Guide
Sun OpenDS Standard Edition 2.0 Glossary of LDAP and Directory Terminology