No, network cards use chipsets, meaning, most of the logic is inside one or two large ICs (Integrated Circuits). What the poster is doing is creating a card usi

No, network cards use chipsets, meaning, most of the logic is inside one or two large ICs (Integrated Circuits). What the poster is doing is creating a card using the simplest existing ICs which contain simple logic circuits such as NANDs, multiplexers, etc.