GET http://www.yahoo.com/ HTTP/1.0 Accept: image/gif, image/jpeg, image/pjpeg, */* Accept-Language: en-us Accept-Encoding: gzip, deflate User-Agent: Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt) Host: www.yahoo.com Proxy-Connection: Keep-Alive Cookie: B=c5tdn55nvdmeb
Figure 1: HTTP header data captured by TCPMapper.