On Sat, 18 Sep 2004, Boris Maryshev wrote:

> Hi! I made cable as described in this link and then used RS-232<->RS-232
> console cable with it and it actually seems to work when I connect it to
> the "printer" port, but unfortunately I don't get prompt.
>
> What I get is this:
> KN01 V7.02
>
> 7..6..5..4..3..2..
> ??
> And that's all, it doesn't take any input, just prints ??, then refreshes
> screen and loops it this way...
>
> Any idea what am I dealing with?

http://q.dyndns.org/~blc/DS3100/bootrom.html

I don't think the decstation 3100 will boot without a working ethernet
link.