On Jan 23, 2011, at 3:05 PM, David C. wrote: >> I don't have much experience with UNIX drivers, or how they're named. I can guess what tty is short for, but no clue about cu. > > This resource may be helpful to ya: > http://www.computerhope.com/unix/ucu.htm The first two hits when googling /dev/cu explain some things, not necessarily help... --Jerry