there:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl --context=&#34;${CTX_CLUSTER1}&#34; get namespace istio-system &amp;&amp; \
  kubectl --context=&#34;${CTX_CLUSTER1}&#34; label namespace istio-system topology.istio.io/network=network1
</code></pre><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>$ c