[Asterisk-Users] Endpoint-to-Endpoint RTP Packets

[Eric Wieling]

It would have to do some kind of trascoding, but it's a non-issue since
G729 is not involved and the CPU overhead is minimal.


On Tue, 2003-09-09 at 15:26, Mike Ciholas wrote:
> On Tue, 9 Sep 2003, Eric Wieling wrote:
> 
> > Transcoding would be required for access to ANY of the asterisk
> > sound files, voicemail and PSTN via Zap interfaces.
> 
> If you are using G711 ulaw from the SIP phones, and that is what
> you are getting from the T1 PSTN link, would * have to transcode
> that?  Is there more to it than digital to digital copy?  Perhaps 
> echo canceling?
> 
> Can we also store sound files in ulaw?  I know that takes more 
> space, but perhaps it is less CPU work to move the bits around 
> than to codec them.
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