Paul_Koning at Dell.com wrote: Boot.1 == ... Boot.2 == ... In my DLV11 example, boot.1 == "RESET" and "JMP @#173000" (and by "RESET", I mean the PDP11 instruction RESET). After that, the BDV11 (or KDF11B, KDJ11 or whatever) takes care of boot.2. I absolutely admit that it wouldn't always work, but it would work a lot of the time. And a little bit of extra code in the DDCMP driver is "free"... Bob