Как отключить NTLM авторизацию

<?
$_SERVER["DOCUMENT_ROOT"] = '/home/bitrix/www/';
$DOCUMENT_ROOT = $_SERVER["DOCUMENT_ROOT"];
define("NO_KEEP_STATISTIC", true);
define("NOT_CHECK_PERMISSIONS",true);
define('BX_NO_ACCELERATOR_RESET', true);
require($_SERVER["DOCUMENT_ROOT"]."/bitrix/modules/main/include/prolog_before.php";

if(!CModule::IncludeModule('ldap'))
   return false;


CLdapUtil::UnSetBitrixVMAuthSupport(true);

echo 'Ntlm auth off';

?>