For more detailed discussion of how to use Lightweight Directory Access Protocol (LDAP), see the following articles:
"HOWTO: Use ADSI to Set LDAP Directory Attributes"
"Using the Active Directory Service Interfaces"
Compaq's Active Answers
Compaq has several white papers on ADSI and LDAP topics on its ActiveAnswers Web site (http://www.compaq.com/activeanswers). When you access the site, perform an "Exact Phrase" full-text search for Windows 2000 and Exchange and look for the ADSI white papers by Alain Lissoir.