shell script question

Chris Carey chris.carey at
Wed Oct 12 21:12:27 MDT 2005

> I'm not sure if DMZ is the right name for it, but it simply forwards
> all external ports to the given internal IP address.  I think it's
> exactly the same as a port forward on every port.

I dont think its the right name for it, but Ive seen many routers use that term

Behind the scenes, I believe it adds an iptables rule something like this:

iptables -t nat -I PREROUTING -i (incoming iface) -d (external ip) -j
DNAT --to-destination (internal computer ip)

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