server {
        listen   80 ;
        server_name  xxx.vn www.xxx.vn ;
        access_log  /var/log/nginx/xxx.vn.log;
        location / {
        proxy_set_header X-Forwarded-Host $host;
        proxy_set_header X-Forwarded-Server $host;
        proxy_set_header X-Forwarded-For $proxy_add_x_forwarded_for;
        proxy_pass http://192.168.2.xxxxxx;
        proxy_buffering           on;
        proxy_cache_valid 200 120m;
        client_max_body_size 20m;
        expires 864000;
        }
}