服務器：www.sysu.edu.cn
頭部：
HTTP/1.1 200 OK
Date: Tue, 08 Apr 2008 15:49:02 GMT
Server: Apache/2.0.54
Last-Modified: Mon, 07 Apr 2008 03:07:24 GMT
ETag: "136cf6-37a3-c452d300"
Accept-Ranges: bytes
Connection: close
Content-Type: text/html; charset=GB2312
Transfer-Encoding: chunked



服務器：www.sina.com
頭部：
HTTP/1.0 403 Forbidden
Server: CachePower/1.3.1.dev
Mime-Version: 1.0
Date: Tue, 08 Apr 2008 15:50:14 GMT
Content-Type: text/html
Content-Length: 1063
Expires: Tue, 08 Apr 2008 15:50:14 GMT
X-Squid-Error: ERR_ACCESS_DENIED 0
X-Cache: MISS from th-142.sina.com.cn
Connection: close




服務器：
頭部：
HTTP/1.0 403 Forbidden
Date: Tue, 08 Apr 2008 15:51:01 GMT
Server: Apache
Vary: Accept-Encoding
Content-Length: 202
Content-Type: text/html; charset=iso-8859-1
Age: 13
X-Cache: HIT from rainny.qq.com
Via: 1.0 rainny.qq.com:80 (squid/2.6.STABLE5)
Connection: close