[Asterisk-Dev] #ifdef CONFIG_ZAPATA_PPP

[alex at pilosoft.com]

On Fri, 10 Jun 2005, Roger Smith wrote:

> >The PPP functionality is only useful if you have a T1 circuit. All it
> >helps accomplish is hooking up a PPP daemon to the virtual circuit to
> >provide the equivalent of a ISDN PPP dial up.
> >
> >There is no modem functionality there and therefore it isn't useful for
> >most dial up users(at least in the US).
> >
> >Also with the ability to add a .call file to the mix, you can make your
> >PBX do dial out PPP connections.
> >
> >So now that you have been given the baby steps of what can and can't be
> >done. You can use it for any reason you want to.
Correct. What I'm doing this is voice/data split. The T1 is lit as PRI, 
and idle channels are used with zapras to provide data transfer (via 
multilink ppp), while voice calls ride as a proper TDM PRI calls.

Voila, no worries about QoS. TDM > VoIP, if you can swing it ;)

-alex