46Using Web-Based ManagementFirmware and Configuration UpdateFirmware and Configuration Update windowThe items on this window are described below:Software Update Mode: This specifies downloading the image file througha WAN Link or Lan Link.TFTP Server Address: The IP address of the TFTP server where theruntime or configuration file is located. This entry is used only if theFirmware Update is set to Enable.Last TFTP Server Address: This is a read-only field that displays the IPaddress of the last TFTP server to be accessed.Firmware Update: Determines whether or not the device will try to lookfor a runtime image file on the TFTP server.File Name: The complete path and filename of the runtime image file onyour TFTP server to be uploaded to the device.