[Freeswitch-users] Polycom G722 negotiation

[Anthony Minessale]

Are you doing this with bypass_media=true?


On Mon, Feb 28, 2011 at 9:55 AM, Spencer Thomason
<spencer at 5ninesolutions.com> wrote:
> The devices are using 20ms G722.  The strange thing is that if the
> call starts out as G722, everything works totally fine.  The problem
> arises when the phone has G722 first in its prefered codec, the FS
> profile is set to generous, and a call starts out as PCMU.  The audio
> is fine until someone places a call on hold.  After taking a call off
> hold, when the FS profile is set to generous, FS honors the Polycoms
> preference for G722 and then tries to switch to G722.  At this point
> there is no audio.  If the sophia profile is set to greedy, as
> expected Freeswitch does not allow the switch to G722 and there are no
> audio problems.  This only happens when a call starts out in something
> other than G722 and then tries to switch.  I.e.  client ---G722---> FS
> ---PCMU---> Provider  works and client ---G722---> FS ---G722--->
> client works but provider ---PCMU---> FS ---PCMU---> client and then a
> call is placed on hold and resumed a G722 does not.
>
> Spencer
>
> On Feb 28, 2011, at 3:34 PM, peely wrote:
>
>> What ptime is your device offering? FreeSWITCH only supports 20ms
>> G722, I get
>> clipped audio for example when G722 30ms is offered on Snoms, but
>> they work
>> perfectly when I force them to 20ms.
>>
>> --
>> View this message in context: http://freeswitch-users.2379917.n2.nabble.com/Polycom-G722-negotiation-tp6063481p6073705.html
>> Sent from the freeswitch-users mailing list archive at Nabble.com.
>>
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>
>
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-- 
Anthony Minessale II

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