[Asterisk-Users] Re: How far is IAX to be a Standard

[Jean-Michel Hiver]

>If you refer to the urban legend that IAX always needs a server to
>stay in the media path, then you would be wrong. IAX has a mechanism
>that for all practical purposes is equivalent to a SIP reinvite
>through which the end points then transition to a mode by which they
>communicate directly peer to peer.
>  
>
Out of interest, how would this work in a situation where two IAX 
compliant devices (i.e. IAXy) are behind a non-configured natted network 
(i.e. where no port forwarding has been setup)? Is it necessary to set 
up port forwarding for IAXy's or an IAX enabled phone to work?

Cheers,
Jean-Michel.