Linux can be lots of different types of firewalls depending on how you set it up. I'm not familiar with RH8's firewall tools, so I don't know what they default to.<BR><BR>What it supports best is the ...

Hmmm, I'd assume i'ts your linux box. Plug your connection from the wall directly into the switch and see if the slow down still exists, if so its prolly your switch, otherwise its prolly your linux ...