Known:
* Chipset:
SMSC 91C96.pdf * Grainy
image.
* BNC, RJ45
* SANA-II
* OS 4.0
* ioblixether.device v37.17
Could you scan a huge image of the component side of the PCB?
A Managed switch may allow you to set duplex per port.
Maybe there's some open source Ethernet network driver that you can use as a starting point?
