[Asterisk-Dev] AES voice encryption for IAX2

[James Sharp]

> Tracy,
>  I agree, tunnelling over ipsec/stunnel etc is better than reinventing the
> wheel by integrating encryption into IAX.
>  With one major exception.
>  The tunnelling mechanism must not send the udp packets as tcp.
>  The voice must be transmitted on the raw wire as UDP.
>  This is why CIPE is such a good mechanism for doing voip vpns.

You're assuming, though, that both endpoints are machines running a full
blown OS that you can implement CIPE into.  What if I want to integrate
IAX encryption into a stand-alone VOIP device, like the IAXy?