Patent ID: 7346672
Filing Date: 2008-03-18
Classification: G06F

Abstract:
1. A method of performing automatic Trivial File Transfer Protocol (TFTP) firmware download, the method comprising: sending a request from a device for an internet protocol (IP) address for the device, wherein the device is connected to a network; in response to the request, sending, from a server to the device, an IP address to be assigned to the device and a configuration file, where the configuration file includes an automatic Trivial File Transfer Protocol (TFTP) statement that contains a target IP address of a target server and a file name of a file in the target server where the file contains an upgraded configuration file or upgraded software; storing the configuration file into the device; in response to the automatic TFTP statement in the configuration file, invoking, by the device, a TFTP firmware download function for automatically downloading software images from the target server; said invoking including an act of sending, by the device to the target server, a request for the file based upon the file name in the configuration file; in response to the request for the file, sending a new software image of the upgraded configuration file or of the upgraded software from the target server to the device by use of the TFTP firmware download function; verifying, by the device, if the new software image is different from a current software image in the device; and replacing the current software image in the device with the new software image if the new software image is different from the current software image.