server { listen 80; server_name oss.sinoassist.com; include /etc/nginx/ssl.sino_assist.conf; location / { proxy_pass http://192.168.3.125:25773; proxy_set_header X-Forwarded-Host $server_name; if ($request_filename ~ .*\.(htm|html)$) { add_header Cache-Control no-cache; } } }