Originally Posted by croupier
I could use an extra parallel port to be used for the ethernet...
))...and actually have on the back just the Ethernet socket...with the adaptor hiden inside the tower...one parallel still free for printers, etc...
Software already exist? Perhaps expanding original parallel port will be sufficient (with relatively simple circuitry based around 244 and 574 - perhaps some Arduino intelligence to do this in transparent way?)
As a benefit you can buffer and protect CIA reducing damage risk.