[VoIP] 709 Andrew Green online?

[Mark Rudholm]

g726 is not free, but g722 is free (the patents that existed on it have 
expired)

Greg Blakely wrote:
> 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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>>     
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