port with different settings, this usually messes up the rc.conf on a freeBSD server.
I remember this bug very well.
Maybe someone can check that? I don't have access to the machines to check that.
They could be set to 1/2 duplex instead of full duplex, or it might have overwritten them to
automatic. Automatic usually works bad.
I hope this helps. I don't have access to fix it.