[nsp] Network Firewall

[sthaug at nethelp.no]

> > Maybe a linux box using netfilter?
> 
> I second to that. A linux box has many and very interesting features 
> (at least as a firewall). Although, of course, it is not hardware 
> based. 

Define hardware based. A normal Cisco PIX (515, 525, 535), as far as I
know, is basically a standard microprocessor (x86 architecture?) which
does all the work in software. Now you can certainly argue that the
software is purpose-built for its firewall tasks - but it is still
software-based.

Steinar Haug, Nethelp consulting, sthaug at nethelp.no