tances: allow to deploy multiple instances of a software component. Each instance can have a separate configuration file.</li>
</ul>
<p>The <code>Cclass</code>, <code>Cgroup</code>, <code>Csub</code>, <code>Cvariant</code> and <code>Cversion</code> attributes are used together with the vendor specified by the pack to identify a component. A component vendor must ensure that the combination <code>Cclass</code>, <code>Cgroup</code>, <code>Csub</code> and <code>Cversion</code> is unique and not used by multipl