em0 NIC slow on 8.2-p1 amd64?

[perryh at pluto.rain.com]

Eduardo Morras <nec556 at retena.com> wrote:

> If it's not connected at 1 gigabit or not full duplex you can
> force it with ifconfig. If there are too much errors check the
> cable.

Last I heard, this does _not_ work with gigabit unless you can
force-configure both ends of the link.  The negotiation protocol is
such that force-configuring just one end _guarantees_ a mismatch.