On Tue, Dec 16, 2014 at 17:09, Rod Whitworth wrote: >>1. connect a serial cable or something to record output. > > I like the idea of getting chars ready to print but how do I get the data > going to the rs232 > port that is on all of these boxes (luckily!) ? I missed the class that > taught that trick. 8-)
set tty com0 or something at the boot> prompt. man boot.

