<p>The &XSF; defines protocol suites for the purpose of compliance testing and software certification. This document specifies the XMPP Intermediate IM Server 2008 certification level.</p>
<p>The XMPP Intermediate IM Server 2008 certification level is defined as follows:</p>
<tablecaption='Required and Recommended Specifications'>
<tr>
<th>Specification</th>
<th>Requirement Level</th>
</tr>
<tr>
<td><strong>&xep0212;</strong></td>
<td>REQUIRED</td>
</tr>
<tr>
<td><strong>&xep0016;</strong></td>
<td>REQUIRED</td>
</tr>
<tr>
<td><strong>&xep0045;</strong></td>
<td>REQUIRED *</td>
</tr>
<tr>
<td><strong>&xep0054;</strong></td>
<td>REQUIRED</td>
</tr>
<tr>
<td><strong>&xep0163;</strong></td>
<td>RECOMMENDED</td>
</tr>
</table>
<p>* It is an implementation decision how support for multi-user chat is enabled, e.g., directly or by means of an external component (see &xep0114;).</p>