clone stock dpc2100r2 to stock dpc2100

[CableGuRu]

Yeah, you have to use 5100mod with dpc2100. debricking this could be a tad tough if you dont make a jtag cable. Also if this is your sub modem, be careful if you have Comcast. I can say with all the changes being made at Comcast for the network they can tell if you are using different firmware.