| 摘要 |
<p>A file transfer system including a relay apparatus is provided in which the relay apparatus includes: an incoming file sending part 15 which receives a file identifier I and a downloaded data amount O R from a receive apparatus 50; and a file storing part 13 which stores the file identifier and file data and passes file data according to the file identifier and the downloaded data amount to the incoming file sending part. The file data F(O R) is sent to the receive apparatus.</p> |
