VMxnet works fine
QUOTE
ethernet0.virtualDev = "vmxnet"
Add drivers
QUOTE
UBCD4Win\drivers\Net\vmxnet\vmxnet.inf
UBCD4Win\drivers\Net\vmxnet\vmxnet.sys
Use driver from e.g.
VMware Player\windows.iso
\program files\VMware\VMware Tools\Drivers\vmxnet\win2k\