de></td><td>target class</td><td>class name<T></td><td>none</td></tr>            
<tr><td><code>Level</code></td><td>implementation level</td><td><code>not_serializable<br>primitive_type<br>object_serializable<br>object_class_info</code></td><td>none</td></tr>  
<tr><td><code>Tracking</code></td><td>tracking level</td><td><code>track_never<br>track_selectivly<br>track_always</code></td><td>none</td></tr>
<tr><td><code>Version</code></td><td><code>class version</td><td>unsigned integer</td><td><code>0</code>