efault
istioctl delete routerule productpage-default

</code></pre><h2 id="istioctl deregister">istioctl deregister</h2><p>De-registers a service instance</p><pre class="language-bash"><code>istioctl deregister &lt;svcname&gt; &lt;ip&gt; [flags]
</code></pre><table class="command-flags"><thead><th>Flags</th><th>Shorthand</th><th>Description</th></thead><tbody><tr><td><code>--istioNamespace &lt;string&gt;</code></td><td><code>-i</code></td><td>Istio system namespace (default `istio-system`)</td></tr><tr><td>