y selecting it in the list and clicking <span class="guilabel">Modify</span>.</p>
<a class="reference internal image-reference" href="_images/add_address_range.png"><img alt="Defining an IP address range for a cluster network" src="_images/add_address_range.png" style="width: 450px;" /></a>
<p>Note that modifying an existing address range can disrupt cluster operation. A warning pops up to remind you that clients might experience disruptions; click <span class="guilabel">OK</span> to continue.</p>
<ol class