I haven't tried the multi-port NICs (too expensive last time I checked), but I have been running Smoothwall for almost 4 years now with no problems. 

I run three NICs: inside, outside, and DMZ

I even had a VPN connection between myself and the neighbor for a few months.

http://www.smoothwall.org/

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Todd Young


> 
> I am looking at a side project (fun/educational) to buy a couple used
> multiport NICs, select a Linux distribution, and make a router/firewall out
> of some old hardware.  Has anyone out there tried this task and had any
> success?  Suggestions on Linux distributions for just a router/firewall
> configuration?  CD bootable versions?
> 
> Quick google search produced:
> 
> Linux router project (now DEAD)
> BBI agent
> Diet-Router
> fli4l
> floppyfw
> FreeciSCO
> Rock Router Linux
> Sisela
> 
> Would be nice if anyone had some thoughts on these or other distributions.
> My goal is to have a secure, solid, remotely administrable system.
> 
> Many thanks in advance ... as always.
> 
> Randy
> 
> 
> 
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