<div class="content" name="DNS_RPC_RECORD_WINSR" uuid="ba27d6f9-70ec-4119-b8bd-b6e73773ff21"><p>The DNS_RPC_RECORD_WINSR specifies a <span><a href="a95b05da-f1fd-4db3-94b4-817fdaa1f642#gt_5b990252-86cc-4c08-b06b-49d703ea4d18" data-linktype="relative-path">Windows
Internet Name Service Reverse Lookup (WINS-R)</a></span> <span><a href="a95b05da-f1fd-4db3-94b4-817fdaa1f642#gt_49c03845-ca86-48f5-9cbf-ab86c624aa29" data-linktype="relative-path">resource
record</a></span>. This record MUST be formatted as follows:</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">dwMappingFlag</td>
 </tr>
 <tr>
  <td colspan="32">dwLookupTimeout</td>
 </tr>
 <tr>
  <td colspan="32">dwCacheTimeout</td>
 </tr>
 <tr>
  <td colspan="32">nameResultDomain (variable)</td>
 </tr>
 <tr>
  <td colspan="32">...</td>
 </tr>
</tbody></table><p><b>dwMappingFlag (4 bytes): </b>The scope of the
WINS-R record lookups. This value MUST be set to zero or any combination of the
following:</p><dl>
<dd>
<table><thead>
  <tr>
   <th>
   <p>Value</p>
   </th>
   <th>
   <p>Meaning</p>
   </th>
  </tr>
 </thead><tbody><tr>
  <td>DNS_WINS_FLAG_SCOPE 0x80000000</td>
  <td>Server forwards lookup requests to remote WINS servers.</td>
 </tr><tr>
  <td>DNS_WINS_FLAG_LOCAL 0x00010000</td>
  <td>Server performs WINS lookups locally.</td>
 </tr></tbody></table>
</dd></dl><p><b>dwLookupTimeout (4 bytes): </b>The duration, in
seconds, for which server waits to receive a response from a remote DNS server.</p><p><b>dwCacheTimeout (4 bytes): </b>The duration, in
seconds, for which server keeps this record in its <span><a href="a95b05da-f1fd-4db3-94b4-817fdaa1f642#gt_2f48e305-acf2-470e-b481-a0b7cc5fae4f" data-linktype="relative-path">cache</a></span> before
considering it stale.</p><p><b>nameResultDomain (variable): </b>Pointer to a
structure of type DNS_RPC_NAME (section <span><a href="3fd41adc-c69e-407b-979e-721251403132" data-linktype="relative-path">2.2.2.2.1</a></span>)
containing a domain name suffix that will be appended to a <span><a href="a95b05da-f1fd-4db3-94b4-817fdaa1f642#gt_711c326a-c3c3-4f78-9e92-b10b5581c59c" data-linktype="relative-path">single-label
name</a></span> <span><a href="https://go.microsoft.com/fwlink/?LinkId=90263" data-linktype="external">[RFC1034]</a></span> 
obtained from a WINS-R lookup.</p></div>