查看11月29号的IIS日志，发现，baidu,google，spgou和yahoo日志如下：
2008-11-29 06:05:11 W3SVC1020598636 122.200.102.52 GET /jakarta/isapi_redirector2.dll - 80 - 220.181.32.22 Baiduspider+(+
http://www.baidu.com/search/spider.htm) 200 0 64
2008-11-29 21:17:37 W3SVC1020598636 122.200.102.52 GET /jakarta/isapi_redirector2.dll - 80 - 74.6.18.233 Mozilla/5.0+(compatible;+Yahoo!+Slurp;+
http://help.yahoo.com/help/us/ysearch/slurp) 200 0 0
2008-11-29 13:01:06 W3SVC1020598636 122.200.102.52 GET /jakarta/isapi_redirector2.dll - 80 - 220.181.61.232 Sogou+web+spider/4.0(+
http://www.sogou.com/docs/help/webmasters.htm#07) 200 0 0
2008-11-29 09:31:49 W3SVC1020598636 122.200.102.52 GET /jakarta/isapi_redirector2.dll - 80 - 203.208.60.33 Mozilla/5.0+(compatible;+Googlebot/2.1;++
http://www.google.com/bot.html) 200 0 0
请问 /jakarta/isapi_redirector2.dll是什么，在我的ftp里是没有这个路径的，问什么搜索引擎疯狂的爬我这个页面？
