GET http://www.yahoo.com/ HTTP/1.0
Proxy-Connection: Keep-Alive 
User-Agent: Mozilla/4.7 [en]C-LBv3  (WinNT; U) 
Host: www.yahoo.com 
Accept: image/gif, image/jpeg, image/pjpeg, image/png, */* 
Accept-Encoding: gzip 
Accept-Language: en 
Accept-Charset: iso-8859-1,*,utf-8 
Cookie: B=058bhjdt8pqau 

Figure 3: There's little difference when requests come from the Netscape and Microsoft browsers.