<div class="content" name="CONNECT_PKT" uuid="e80462bb-3b4b-405f-9658-7f48636ac795"><p>The CONNECT_PKT structure carries the UDP channel
authentication information as specified in the <a href="2309c446-268b-4ef5-b9a2-43186bb7bd67" data-linktype="relative-path">AASYNDATA
structure (section 2.2.11.1)</a>, from the RDG <a href="76796f19-9e6f-48b9-8b8f-4ef9f197056b#gt_60e0e1fa-66fe-41e1-b5e3-ceab97e53506" data-linktype="relative-path">client</a> to the RDG <a href="76796f19-9e6f-48b9-8b8f-4ef9f197056b#gt_434b0234-e970-4e8c-bdfa-e16a30d96703" data-linktype="relative-path">server</a>.</p><table>
 <tbody><tr>
  <th><p><br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>1<br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>2<br/>0</p></th>
  <th><p><br/>1</p></th>
  <th><p><br/>2</p></th>
  <th><p><br/>3</p></th>
  <th><p><br/>4</p></th>
  <th><p><br/>5</p></th>
  <th><p><br/>6</p></th>
  <th><p><br/>7</p></th>
  <th><p><br/>8</p></th>
  <th><p><br/>9</p></th>
  <th><p>3<br/>0</p></th>
  <th><p><br/>1</p></th>
 </tr>
 <tr>
  <td colspan="32">hdr</td>
 </tr>
 <tr>
  <td colspan="16">usPortNumber</td>
  <td colspan="16">cbAuthnCookieLen</td>
 </tr>
 <tr>
  <td colspan="32">SynData</td>
 </tr>
 <tr>
  <td colspan="32">...</td>
 </tr>
 <tr>
  <td colspan="32">...</td>
 </tr>
 <tr>
  <td colspan="32">authnCookie (variable)</td>
 </tr>
 <tr>
  <td colspan="32">...</td>
 </tr>
</tbody></table><p><b>hdr (4 bytes): </b>A <a href="34da4acd-3da9-4f6b-9f93-245a4c2574bc" data-linktype="relative-path">UDP_PACKET_HEADER Structure
(section 2.2.11.7)</a>. </p><p><b>usPortNumber (2 bytes): </b>An unsigned short
representing the port number on which the <a href="76796f19-9e6f-48b9-8b8f-4ef9f197056b#gt_3657ab68-5a60-4cee-8082-dfc2e67435e9" data-linktype="relative-path">target server</a> listens.</p><p><b>cbAuthnCookieLen (2 bytes): </b>An <a href="../ms-dtyp/262627d8-3418-4627-9218-4ffe110850b2" data-linktype="relative-path">DWORD</a>
representing the RDGUDP authentication cookie length.</p><p><b>SynData (12 bytes): </b>An AASYNDATA structure as
specified in 2.2.11.1.</p><p><b>authnCookie (variable): </b>An array of bytes
representing the authentication cookie.</p></div>