<div class="content"><p>The AASYNDATA structure contains the RDGUDP channel
properties sent between the RDG <a href="76796f19-9e6f-48b9-8b8f-4ef9f197056b#gt_60e0e1fa-66fe-41e1-b5e3-ceab97e53506" data-linktype="relative-path">client</a> and 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="16">
  <p>uUpStreamMtu</p>
  </td>
  <td colspan="16">
  <p>uDownStreamMtu</p>
  </td>
 </tr>
 <tr>
  <td colspan="32">
  <p>fLossy</p>
  </td>
 </tr>
 <tr>
  <td colspan="32">
  <p>snSendISN</p>
  </td>
 </tr>
</tbody></table><p><b>uUpStreamMtu (2 bytes): </b>An unsigned short
representing the size for the <a href="76796f19-9e6f-48b9-8b8f-4ef9f197056b#gt_03aae42f-32fd-47ab-b413-d5ec92d29d45" data-linktype="relative-path">maximum
transmission unit (MTU)</a> between the RDG client and RDG server path. This
MUST be determined by the RDG client.</p><p><b>uDownStreamMtu (2 bytes): </b>An unsigned short
representing the size for the MTU between the RDG server and RDG client path.
This MUST be determined by the RDG client.</p><p><b>fLossy (4 bytes): </b>A Boolean flag which
indicates whether the <a href="76796f19-9e6f-48b9-8b8f-4ef9f197056b#gt_a70f5e84-6960-42f0-a160-ba0281eb548d" data-linktype="relative-path">UDP</a>
channel is reliable or not. This MUST be determined by the consumer of the RDG
protocol (<a href="../ms-rdpeudp/2744a3ee-04fb-407b-a9e3-b3b2ded422b1" data-linktype="relative-path">[MS-RDPEUDP]</a>).
The RDG client forwards the flag to the RDG server, which in turn sends the
flag to a <a href="76796f19-9e6f-48b9-8b8f-4ef9f197056b#gt_3657ab68-5a60-4cee-8082-dfc2e67435e9" data-linktype="relative-path">target server</a>
during the <a href="0fcd8c37-7540-426a-a385-8e6be22611fc" data-linktype="relative-path">Connection Setup
Phase (section 1.3.1.1.1)</a>.</p><p><b>snSendISN (4 bytes): </b>An integer representing
the initial sequence number used by the forward error correction (FEC) receive
window between the RDG client and the target server. This MUST be determined by
the consumer of the RDG protocol ([MS-RDPEUDP]). The RDG client forwards the
flag to the RDG server, which in turn sends the flag to the target server
during the Connection Setup Phase.</p></div>