[ale] port forwarding help

[Chris Fowler]

You need to specify the interface name and you need to be on the outside
when you do your test.

I've tried what you are doing and I did not have much success with it. 
It only began to work when I actually was forwarding between 2 network 
interfaces.


On Thu, 2003-04-03 at 15:20, Michael D. Hirsch wrote:
> This seems simple, but I've been thumping my head against if for a while 
> now.  All I want to do is forward anything to port xx to machine y.y.y.y.
> 
> From reading docs it looks like all I need this:
> 
> iptables -t nat -A PREROUTING -p tcp --dport xx -j DNAT --to y.y.y.y:xx
> 
> I have made sure that port forwarding is turned on.
> 
> I test by telnetting to port xx on the forwarding box, but never get a 
> connection.
> 
> One other possible complication, do I need to worry that I have only 1 nic 
> card?  So on my test box all the traffic is really on one network.  In 
> production, of course, I will use multiple network cards.
> 
> Thanks,
> 
> Michael
> _______________________________________________
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> Ale at ale.org
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