4  
HTTPの通信(例)

要求
         GET /sample.txt HTTP/1.1
         Host: cat.csce.kyushu-u.ac.jp
         Range: bytes=50-100     
応答
         HTTP/1.1 200 Ok
         Date: Thu, 08 Nov 2001 09:29:52 GMT
         Server: Apache/1.3.19 (Unix)  (Vine/Linux)
         Last-Modified: Tue, 06 Nov 2001 11:40:17 GMT
         ETag: "5b1be-d9-3be7cc21"
         Accept-Ranges: bytes
         Content-Length: 33
         Content-Type: text/plain

         Hello!
         This is a test.
         Bye.