[Asterisk-Users] Cisco ATA and G729
Julio Arruda
jarruda-asterisk at jarruda.com
Mon Nov 15 09:43:49 MST 2004
Brian Wilkins wrote:
> You can only use g729 in pass-thru mode without paying for the licensing fees.
> G729 is probably the best codec around. If you plan on having any sort of
> thriving business based on VoIP, g729 would be the way to go. I don't suggest
> PCMU or PCMA for production. The ATA will pass a list of supported codecs to
> the Asterisk server and based on what you have allowed in your h323.conf or
> sip.conf file, that will be what codec is selected. Your audio quality
> problems could also be traced to a problem with transcoding between different
> codecs (i.e alaw -> ulaw problem). I suggest you try one by one, all the
> codecs available to you and disallow/allow codecs in your configuration until
> you can find the source of your problem.
Humm..How well is G.729 with Music on Hold ?
I've used G.711 for some time (and now, some iLBC), but of course, this
is a home system, and need to pass the "wife test". I would even go
G.722 if required :-)
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