<div class="content"><p> </p><p>The EphemeralEntryID is a structure that identifies a
specific object in the address book. Additionally, it encodes the <span><a href="1b8009c5-72bc-41da-bbab-612b31da4410#gt_e63aea5b-046b-4176-9359-fde82613a406" data-linktype="relative-path">NSPI</a></span>
server that issued the <span><a href="1b8009c5-72bc-41da-bbab-612b31da4410#gt_5a44d162-70af-46a6-a40a-b544e6861e21" data-linktype="relative-path">Ephemeral Entry ID</a></span>
and enough information for a client to make a decision as to how to display the
object to an end user.</p><p>A server MUST NOT change an object&#39;s Ephemeral Entry ID
during the lifetime of an NSPI session. </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="8">
  <p>ID Type</p>
  </td>
  <td colspan="8">
  <p>R1</p>
  </td>
  <td colspan="8">
  <p>R2</p>
  </td>
  <td colspan="8">
  <p>R3</p>
  </td>
 </tr>
 <tr>
  <td colspan="32">
  <p>ProviderUID
  (16 bytes)</p>
  </td>
 </tr>
 <tr>
  <td colspan="32">
  <p>...</p>
  </td>
 </tr>
 <tr>
  <td colspan="32">
  <p>...</p>
  </td>
 </tr>
 <tr>
  <td colspan="32">
  <p>R4</p>
  </td>
 </tr>
 <tr>
  <td colspan="32">
  <p>Display
  Type</p>
  </td>
 </tr>
 <tr>
  <td colspan="32">
  <p>MId</p>
  </td>
 </tr>
</tbody></table><p><b>ID Type (1 byte): </b>The type of this ID. The
value is the constant 0x87. The server uses the presence of this value to
identify this Entry ID as an Ephemeral Entry ID rather than a <span><a href="1b8009c5-72bc-41da-bbab-612b31da4410#gt_8cfe7d12-6482-4e5b-8ac2-5d6057eeeb39" data-linktype="relative-path">Permanent
Entry ID</a></span>.</p><p><b>R1 (1 byte): </b>Reserved. All clients and servers
MUST set this value to the constant 0x00.</p><p><b>R2 (1 byte): </b>Reserved. All clients and servers
MUST set this value to the constant 0x00.</p><p><b>R3 (1 byte): </b>Reserved. All clients and servers
MUST set this value to the constant 0x00.</p><p><b>ProviderUID (16 bytes): </b>A <span><a href="09f5370d-05ee-459e-903a-4e63e1928169" data-linktype="relative-path">FlatUID_r</a></span>
value containing the <span><a href="1b8009c5-72bc-41da-bbab-612b31da4410#gt_f49694cc-c350-462d-ab8e-816f0103c6c1" data-linktype="relative-path">GUID</a></span> of the server
that issued this Ephemeral Entry ID (section <span><a href="8b01a952-7346-45da-8a37-570f2932bec1" data-linktype="relative-path">3.1.3</a></span>). A server
MUST treat any value other than its own GUID as an error condition.</p><p><b>R4 (4 bytes): </b>Reserved. All clients and
servers MUST set this value to the constant 0x00000001.</p><p><b>Display Type (4 bytes): </b>The <span><a href="1b8009c5-72bc-41da-bbab-612b31da4410#gt_09ba95e7-c783-4c4b-880a-eac356f54878" data-linktype="relative-path">display
type</a></span> of the object specified by this Ephemeral Entry ID. This value
is expressed in little-endian format. Valid values for this field are specified
in <span><a href="950a5af3-af3a-4324-87c8-5ba698bbfa09" data-linktype="relative-path">2.2.3</a></span>.
The display type is not considered part of the object&#39;s identity; it is set in
the EphemeralEntryID by the NSPI server as a convenience to NSPI clients. The
NSPI server MUST set this field when this data structure is returned in an
output parameter. An NSPI server MUST ignore values of this field on input
parameters.</p><p><b>MId (4 bytes): </b>The <span><a href="1b8009c5-72bc-41da-bbab-612b31da4410#gt_42ecf4ed-a7e5-4044-a1f0-f67ca58fb4b6" data-linktype="relative-path">MId</a></span> of this object,
as specified in section <span><a href="11f64fdf-ba65-4518-a920-c65dd051b233" data-linktype="relative-path">2.3.8.1</a></span>. This value
is expressed in little-endian format.</p></div>