On Fri, Jul 2, 2010 at 8:31 AM, Olwe Bottorff <galanolwe at yahoo.com> wrote:
> The router has 4 ports and the new Linux box would be five. Can I get a cheap switch/hub to extend the router?

Yes.  Also consider the speed of network connections.  Gig-e is very
cheap these days, but that router is 10/100.  If you get a gig-e
switch, and the file server also has that, you may want to plug
everything into that switch rather than directly into the router.
- Justin