GET /images/validate.gif HTTP/1.1 Host: www.xyz.com User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7 (.NET CLR 3.5.30729) Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8,text/vnd.wap.wml;q=0.6 Accept-Language: en-gb,en;q=0.5 Accept-Encoding: gzip,deflate Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7 Keep-Alive: 300 Connection: keep-alive Pragma: no-cache Cache-Control: no-cache HTTP/1.1 200 OK Date: Tue, 24 Mar 2009 14:44:31 GMT Server: Apache/1.3.26 (Unix) (Red-Hat/Linux) FrontPage/5.0.2.2510 Cache-Control: s-maxage=1209600,proxy-revalidate,must-revalidate, max-age=62741536 Expires: Sun, 20 Mar 2011 18:56:47 GMT Last-Modified: Fri, 20 Mar 2009 18:56:47 GMT ETag: "92042c-1bd8-49c3e6ef" Accept-Ranges: bytes Content-Length: 7128 Keep-Alive: timeout=15, max=100 Connection: Keep-Alive Content-Type: image/gif GET /images/validate.gif HTTP/1.1 Host: www.xyz.com User-Agent: Mozilla/5.0 (Windows; U; Windows NT 5.1; en-GB; rv:1.9.0.7) Gecko/2009021910 Firefox/3.0.7 (.NET CLR 3.5.30729) Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8,text/vnd.wap.wml;q=0.6 Accept-Language: en-gb,en;q=0.5 Accept-Encoding: gzip,deflate Accept-Charset: ISO-8859-1,utf-8;q=0.7,*;q=0.7 Keep-Alive: 300 Connection: keep-alive Pragma: no-cache Cache-Control: no-cache HTTP/1.1 200 OK Date: Tue, 24 Mar 2009 14:44:48 GMT Server: Apache/1.3.26 (Unix) (Red-Hat/Linux) FrontPage/5.0.2.2510 Cache-Control: s-maxage=1209600,proxy-revalidate,must-revalidate, max-age=62741519 Expires: Sun, 20 Mar 2011 18:56:47 GMT Last-Modified: Fri, 20 Mar 2009 18:56:47 GMT ETag: "92042c-1bd8-49c3e6ef" Accept-Ranges: bytes Content-Length: 7128 Keep-Alive: timeout=15, max=99 Connection: Keep-Alive Content-Type: image/gif