tc/certs/client_private_key.pem
          sni: my-nginx.mesh-external.svc.cluster.local
          # caCertificates not set
</code></pre><p>您将会收到以下信息：</p><pre><code class=language-plain data-expandlinks=true data-repo=istio>Error [IST0129] (DestinationRule db-tls.default) DestinationRule default/db-tls in namespace default has TLS mode set to SIMPLE but no caCertificates are set to validate server identity for host: mydbserver.prod.svc.cluster.local at port number:443
</code></pre><p>在�