discovery#original-destination>original destination</a>
is setup as a TCP Proxy with the BlackHoleCluster as the static cluster.
The configuration for the BlackHoleCluster looks like this:</p><pre><code class=language-json data-expandlinks=true data-repo=istio>{
  &#34;name&#34;: &#34;BlackHoleCluster&#34;,
  &#34;type&#34;: &#34;STATIC&#34;,
  &#34;connectTimeout&#34;: &#34;10s&#34;
}
</code></pre><p>As you can see, this cluster is static with no endpoints so all the traffic
will be dropped. Additionally, 