can a dreambox be flashed with usb ??

great thanks MASTER G sorry to be a pain in the thanks

friends i am awfully sorry for all the hassle, i borrowed a laptop windows ,then did as instructed by your great help it worked flashed image to box excalibur ,the box rebooted went in to loading mode for a few minutes then message came on screen no hardware contact dream . so repeated the process again with different image and it worked great thanks a million. then gave laptop back ,turned on mac then realised my big mistake i was entering the ip address in the search box not my browsers box so tried to flash again this time with sat dream gr and low and behold the box was flashed with a great image ,brilliant pictures . once again i apologise for my stupidity and a million thanks to all cheers

and a million thanks to you for your help n encouragement cheers