I've Posted this in other threads:
I had the same problem (RH9 and nVidia NIC).
I did not use the tar, i used the RPM source and rebuilt the drivers. That was the only way i could get it to work.
You can get the drivers from here:
and this gentleman has written a nice how to:
It worked for me..... now, one thing to be careful of.... make sure you remove any previously attempted installs of the driver
"rpm -e NVIDIA_nforce-####" (### is whatever version you loaded)
The tutorial worked great for me, however, i am still having a problem with my computer "stuttering" when accessing the Internet. I think the network driver is hogging all the CPU cycles. I'll update you when i figure out the fix.