server {  
       listen 83;  
       location / {  
                resolver 8.8.8.8;  
                proxy_pass             http://$http_host$uri$is_args$args;  
                proxy_cache            STATIC;  
                proxy_cache_valid      200  10d;  
                proxy_cache_use_stale  error timeout invalid_header updating http_500 http_502 http_503 http_504;  
       }  
}