A method and apparatus for downloading large items packages the item as a plurality of packets and numbers each packet with an index stored in a header. For each user to whom an item is to be downloaded, a list of packets to be sent to the user is maintained. A send process loops through each user. In...http://www.google.fr/patents/US6289012?utm_source=gb-gplus-shareBrevet US6289012 - High concurrency data download apparatus and method
High concurrency data download apparatus and method