title: Getting all possible LDAP Attributes of special object classes in AD using C#
body: <p>I have a question regarding this <a href="https://stackoverflow.com/questions/6674203/ldap-retrieve-a-list-of-all-attributes-values/21159544#21159544">topic</a></p>
  
  <p>Is it possible to get the first point of JPBlanc's answer:</p>
  
  <ol>
  <li>Get all possible user attributes as described in the schema using System.DirectoryServices?</li>
  </ol>