s
</code></pre><p>The proxy service is a gRPC server that is serving on port 9090:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl get svc istioctl-proxy -n external-istiod --context=&#34;${CTX_EXTERNAL_CLUSTER}&#34;
NAME             TYPE        CLUSTER-IP       EXTERNAL-IP   PORT(S)    AGE
istioctl-proxy   ClusterIP   172.21.127.192   &lt;none&gt;        9090/TCP   11m
</code></pre><p>Before we can use it, however, we need to expose it outside of the external cluster.
Ther