click perform effects with respect to RAM

[Brecht Vermeulen]

> With the crossover cable in place, the output packets are traversing
> the PCI bus twice, once on transmit, and then again on receive,
> (even though PollDevice(eth[1-2])->Idle will ultimately discard them).

hmmm, if the packets have not as destination MAC address the MAC address
of the NIC, and the interface is not in promiscuous mode, the packets
don't traverse the PCI bus ? or am I wrong ? (and it is not the
broadcast MAC address)

brecht