[wplug] calling all iptables gurus.. port forwarding with one nic.. (RESOLVED)

[Mike]

Exactally what I needed!  Thanks!

Mike


On Mon, 27 Dec 2004 21:04:01 +0200, Alexandros Papadopoulos
<apapadop at alumni.cmu.edu> wrote:
> On Monday 27 December 2004 20:44, Mike wrote:
> > With iptables is it possible to port forward with a machine with one
> > nic and one ip address?
> 
> Sure.
> 
> > If so how would would I go about opening port 110 on a box and
> > forwarding that traffic to the mailserver.
> 
> Assuming that box!=mailserver, you'd do exactly what's described here:
> http://www.linuxsecurity.com/resource_files/firewalls/IPTables-Tutorial/iptables-tutorial.html#DNATTARGET
> 
> I'm attaching a script I wrote a while ago - it did just that. You
> should only need to adjust the IP addresses and ports of your machine
> and the mailserver.