server {

        listen       ;

        server_name  www.xxx.cn;

　　　　　#白名单

        allow 192.168.1.200;

        deny all;

　　　　 #黑名单　　　　
　　     #deny 192.168.2.200;
        #allow all;

        #charset koi8-r;

        #access_log  logs/host.access.log  main;

        location / {

            proxy_pass http://zzz-manage;

            #Proxy Settings

            proxy_redirect     off;

            proxy_set_header   Host     $host;

            proxy_set_header   X-Real-IP        $remote_addr;

            proxy_set_header   X-Forwarded-For  $proxy_add_x_forwarded_for;

            proxy_next_upstream error timeout invalid_header http_500 http_502 http_503 http_504;

            proxy_max_temp_file_size ;

            proxy_connect_timeout      ;

            proxy_send_timeout ;

            proxy_read_timeout ;

            proxy_buffer_size  4k;

            proxy_buffers       32k;

            proxy_busy_buffers_size    64k;

            proxy_temp_file_write_size 64k;

        }

        }