 out <a class="reference internal" href="test_network.html"><span class="doc">##### Generate certificates using cryptogen tool #########</span></a>.</p>
</div>
<div class="section" id="upgrading-to-fabric-v2-x">
<h2>Upgrading to Fabric v2.x<a class="headerlink" href="#upgrading-to-fabric-v2-x" title="Permalink to this headline">¶</a></h2>
<p>A major new release brings some additional upgrade considerations. Rest assured
though, that rolling upgrades from v1.4.x to v2.x are supported, so that network
compon