Re: Serial Taps
Back in the early 90's, I was tasked with the job of hooking up a proprietary Unix box to a VAX, though the vendor reckoned this machine would only successfully talk with IBM kit.
I proved them wrong, but almost at the cost of my sanity... I learned more about Reverse LAT and $QIO than a mortal man is meant to know...
(Icon, because you need many of them after a long DEBUG session)