dquo;, since the NGINX default is 1.0.</p><p>Example configuration:</p><pre><code class=language-plain data-expandlinks=true data-repo=istio>upstream http_backend {
    server 127.0.0.1:8080;

    keepalive 16;
}

server {
    ...

    location /http/ {
        proxy_pass http://http_backend;
        proxy_http_version 1.1;
        proxy_set_header Connection &#34;&#34;;
        ...
    }
}
</code></pre><h2 id=404-errors-occur-when-multiple-gateways-configured-with-same-tls-certificate>404 errors occur when