[VoIP] 709 Andrew Green online?

[Greg Blakely]

Refresh my memory:

Are these CODECs free? 

> -----Original Message-----
> From: voip-bounces at ckts.info [mailto:voip-bounces at ckts.info] 
> On Behalf Of Mark Rudholm
> Sent: Sunday, October 28, 2007 7:14 PM
> To: Voice Over IP Tandem for Analog Switches
> Subject: Re: [VoIP] 709 Andrew Green online?
> 
> Speaking of codecs, I've been using g722.  It goes up to 
> 7.1kHz and I have to say, it sounds delicious.
> 
> I suspect a standard 500 type set could go up a bit higher 
> than 4kHz, but I don't know what the response curves of the 
> transmitters and receivers are.  Where else in the path (in a 
> mechanical switch where the voice channels are not digitized) 
> are there likely to be frequency response limitations?
> 
> Andrew Green wrote:
> > I guess you aren't using g726 on Asterisk 1.4, I'll change the 
> > settings in iax.conf to allow gsm and ulaw as well. Thanks for 
> > notifying me of the problem :)
> >
> > -Andrew
> >   
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