On 06/08/2012 11:08 AM, Gregg Levine wrote: At one point in time, the OS for the Mac did speak natively to the DEC family of hardware. It would be very interesting to find out how they did it. This would greatly benefit Sampsa at least. Yes, but *which one*? The "original" MacOS bears no resemblance to, and shares no code with, the current UNIX-based OS. I know of no MacOS-X-based DECnet implementations. (sadly) -Dave -- Dave McGuire, AK4HZ New Kensington, PA