<HTML><BODY>Why ??? nginx-extras 1.4.6 (trusty) - contains "SPDY", but nginx-extras 1.9.9 (xenial) - does not support any HTTP/2, or SPDY !?. /etc/nginx/sites-enabled/example.com.conf: server { listen 443 ssl http2; # http2 - 1.9.5+ server_name example.com; ... } # nginx -t nginx: [emerg] the "http2" parameter requires ngx_http_v2_module in /etc/nginx/sites-enabled/example.com.conf:26 nginx: configuration file /etc/nginx/nginx.conf test failed # Compile nginx-* WITH HTTP/2 module, please !!! </BODY></HTML>