ss=entry><p class=link><a data-skipendnotes=true href=/v1.17/docs/setup/install/multicluster/before-you-begin/>Before you begin</a></p><p class=desc>Initial steps before installing Istio on multiple clusters.</p></div></div></nav></article><nav class=pagenav><div class=left><a title="Upgrade Istio by first running a canary deployment of a new control plane." href=/v1.17/docs/setup/upgrade/canary/ class=next-link><svg class="icon left-arrow"><use xlink:href="/v1.17/img/icons.svg#left-arrow"/></svg>Canary Upg