Before revision: In order to create these at minimal R&D, engineering and production costs, Novell simply implemented, almost verbatim, a prototype design created by National Semiconductor using the 8390 Ethernet chip.
After revision: In order to create these at minimal R&D, engineering and production costs, Novell based their board on DP839EB, a reference design created by National Semiconductor using the 8390 Ethernet chip.