<div class="content"><p> </p><p>This method does not perform any action.</p><dl>
<dd>
<div><pre> HRESULT RequestChallenge(
   [in, unique, string] wchar_t* reserved1,
   [in, unique, string] wchar_t* reserved2,
   [out, size_is(16), length_is(16)] 
     unsigned char* reserved3
 );
</pre></div>
</dd></dl><p><b>reserved1: </b>MUST be set to NULL when sent and MUST be
ignored on receipt.</p><p><b>reserved2: </b>MUST be set to NULL when sent and MUST be
ignored on receipt.</p><p><b>reserved3: </b>MUST be set to NULL when sent and MUST be
ignored on receipt.</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Return value/code</p>
   </th>
   <th>
   <p>Description</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>
  <p>0x8004100c</p>
  <p>WBEM_E_NOT_SUPPORTED</p>
  </td>
  <td>
  <p>The server SHOULD return this value.</p>
  </td>
 </tr></tbody></table>
</dd></dl><p> </p></div>