sters on the same network"><img class=element-to-stretch src=/v1.12/docs/setup/install/multicluster/multi-primary/arch.svg alt="Multiple primary clusters on the same network"></a></div><figcaption>Multiple primary clusters on the same network</figcaption></figure><h2 id=configure-cluster1-as-a-primary>Configure <code>cluster1</code> as a primary</h2><p>Create the Istio configuration for <code>cluster1</code>:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ cat &lt;&lt;EOF &gt; clus