求教 毛豆如何防御这种攻击, 一直不停攻击我们的端口

zhkchi

19时30分46秒   用户[122.225.68.76:14213]发送无用数据，已断开其连接！
其内容为：122.225.68.76:14213
GET / HTTP/1.1
Accept: */*
Referer: http://此处是我的IP:8888
Accept-Language: zh-CN
User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows 5.1)
Host: 此处是我的IP:8888
Cookie: sdfasdfasdfasdfasdf2234234sdfsdf
Via: 1.0 008 (squid/3.1.14)
X-Forwarded-For: 222.186.33.4
Cache-Control: max-age=259200
Connection: keep-alive


我的这个机器上开着一个网关转发器, 端口是8888

毛豆如何防御?