[asterisk-users] G729 Licensing Revisited - I'm Sorry!

Jayson Devor jayson.devor at gmail.com
Fri Feb 28 15:00:04 CST 2014

On 2/28/14, Johann Steinwendtner <steinwendtner at gmx.net> wrote:
> On 2014-02-28 14:04, Tahir Almas wrote:
>>     1) We do not perform any transcoding whatsoever. All recordings, and
>>     voice mail are in G729,
>>     and allow=g729 for all peers and in sip.conf. Is there anything else
>>     we need to perform "g729 passthrough". More importantly are we still
>>     liable? Given that most vendors support G729, why do some still
>>     require the need to transcode?
>>   As earlier referred following quote from their site
>> "DISCLAIMER: You might have to pay royalty fees to the G.729/723.1
>> patent holders for using their algorithm"
>> You have to pay royalty fee for using their algorithm and it does not
>> matter whether you are trans-coding or not however there is no restriction
>> to pay their royalty fee under testing / evaluation
>> environment.
> Hmm, wouldn't that mean, that every single ISP needs to pay the fee for
> passing G.729 data through their network ? They really do not transcode.
> If you do not transcode, you do not use their algorithm. This is my opinion,
> but I 'm not a layer.
> Regards
> Hans
> --

This is what I would expect? Not a laywer either however can someone please
share some light on the legality of straight passing through traffic
using the g729
codec without any transcoding. Is a license require for such cases?

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