  appropriate connection.  [Requested]</li>
    <li>Connection pool configuration properties.  [Requested]</li>
    <li>Configuration properties defining how a particular user is
        authenticated.  The following capabilities should be supported:
        <ul>
        <li>Substitute the specified username into a string.  [Requested]</li>
        <li>Retrieve the distinguished name (DN) of an authorized user via an
            LDAP search string with a replacement placeholder for the
            username,