Don't know if this will help, but have you seen:
http://www.junghanns.net/asterisk/page12.html
?
On Friday, September 12, 2003, at 03:06  AM, Jamie Carl wrote:
>
> Hey all,
>
> I was playing around with IAXTEL last nite and have outgoing calls 
> working a treat.  I'm sure I woke a few people up in the US with my 
> annoying test calls. :)
> Anywayz, incoming calls are a different matter.  I have a NAT firewall 
> my * box is sitting behind and the server 'appears' to have
registered
> correctly with IAXTEL.  Thing is, when I try and call my 1700 number 
> to 'loop' back to myself, I get no incoming requests.
> I've also tried calling the 1700 number from FWD using X-Lite (which 
> works to other numbers) and I get no incoming requests either.  Just 
> Marks voice telling me the person i'm calling is either unregistered 
> or unavailable.
>
> Is there anything I need to do to my firewall to get incoming calls to 
> work with IAXTEL?  Or should it just 'work'.  I've also tried 
> forwarding my IAX port (5036) to my * box without success.
>
> Anyone done something similar that can point me in the right direction?
>
> Thanx...
>
> Regards,
>
> Jamie Carl
> Jazz Inc.
> Email:  me@jazz-inc.net
> Web:    www.jazz-inc.net
> Phone:  +61-414-365-466
> Jabber: jazz@netmindz.net
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