[Shtoom] shtoom through NAT

Anthony Baxter anthony at interlink.com.au
Thu Mar 3 14:20:08 CET 2005

On Thursday 03 March 2005 02:21, you wrote:
> I'm trying to get shtoom working on Ubuntu with Dafydd Harries's package.

> STUN says NAT type: Symmetric
> You will need to use an outbound proxy to make calls to the internet
> And the mapper we'd use is: <shtoom.nat.NullMapper instance at 0xb7925b4c>

> My ADSL gateway runs a one-line ipchains masquerading setup. What is
> this outbound proxy thing then? Or is there a better firewall setup to
> handle this traffic?

Symmetric NATs are a pain. As the output says, you'll need to use an outbound
proxy. A number of providers run these - for instance, FWD, divmod and 
stanaphone all have them. To use it with, for instance, FWD, set the outbound
proxy setting to 	fwdnat.pulver.com:5082

Anthony Baxter     <anthony at interlink.com.au>
It's never too late to have a happy childhood.

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