Patent ID: 7558842
Filing Date: 2009-07-07
Classification: H04L

Abstract:
1. A method of transferring a large file to or from a server past a firewall, said large file exceeding a pre-selected file size limit for transmission past the firewall, comprising the steps of: accessing a web site behind the firewall, the web site having a web page including an applet, and the web site associated with the server; receiving the web page and the applet from the web site; sending the applet to an application at a file transfer gateway; and transferring the large file between the file transfer gateway and the server through the firewall; wherein the large file is pushed from the server through the firewall to the file transfer gateway by registration of a target with the server behind the firewall, polling the server for files to be downloaded, and downloading the large file from the server through the firewall over a virtual channel and by the server receiving said registration of the target behind the firewall, receiving polling of the server for files to be downloaded, and downloading the large file from the server through the firewall over a virtual channel; and wherein the large file is downloaded from the server through the firewall in chunks.