 can cause a delay.</div></aside></div><p>In the example, the minimum TLS version was configured to be 1.3.
To check that TLS 1.3 is allowed, you can run the following command:</p><pre><code class=language-bash data-expandlinks=true data-repo=istio>$ kubectl exec &#34;$(kubectl get pod -l app=sleep -n foo -o jsonpath={.items..metadata.name})&#34; -c istio-proxy -n foo -- openssl s_client -alpn istio -tls1_3 -connect httpbin.foo:8000 | grep &#34;TLSv1.3&#34;
</code></pre><p>The text output should include:</p