f requests to external HTTPS services from <code>SOURCE_POD</code> to verify that they are now blocked:</p><pre><code class=language-bash data-expandlinks=true>$ kubectl exec -it $SOURCE_POD -c sleep -- curl -I https://www.google.com | grep  &#34;HTTP/&#34;; kubectl exec -it $SOURCE_POD -c sleep -- curl -I https://edition.cnn.com | grep &#34;HTTP/&#34;
command terminated with exit code 35
command terminated with exit code 35
</code></pre><div><aside class="callout warning"><div class=type><svg class="large-