[Asterisk-Users] Comparision of IAX2, FWD, iaxtel etc etc.

[Brian Capouch]

Wilson Pickett wrote:
>>One of the reasons IAX2 is considered better than SIP is its ability to
>>pass through NATted firewalls without any special hacks. 
> 
> 
> Question: if the asterisk box is sitting behind NAT, how does
> *anything* talk to it without forwarding port 4569 to it in the NAT
> router? Inquiring minds and all that :)

The box inside talks first through the NAT gateway, and then the other 
side finds its way back inside automagically.

No setup required :-)

B.