server
{
  listen       8080;
  server_name www.it.net.cn;
  index index.html index.htm index.php;
  root  /home/wwwroot;
     location / {
         resolver        192.168.8.88;
         proxy_pass      $scheme://$http_host$request_uri;
         proxy_buffers   256 4k;
 }
   access_log off;
}