[Freeswitch-users] Limiting available codecs in bypass media mode

[Sergey Okhapkin]

Some PSTN carriers reject calls when unsupported on PSTN side codec is set as 
primary. So sending G722 as a primary is a big deal...

I wish to have "filter codecs out" ability on bypass media.

On Thursday 11 July 2013 13:51:23 Ken Rice wrote:
> Sending G722 to the carrier isnt that big of a deal... If they support it
> and accept it no problem, if they don¹t support it, they¹ll pick something
> else...
> 
> As far as WAN bandwidth its the same as G722...
> 
> K
> 
> 
> On 7/11/13 1:12 PM, "Phil Quesinberry" <philq at qsystemsengineering.com>
> 
> wrote:
> > I¹m wondering what the best way is to limit the available codecs when
> > making outbound bypass-media calls to the PSTN.  The scenario is as
> > follows:
> > 
> > Extension phones have HD codecs including G722 enabled for the best audio
> > quality between extensions for internal calls.  When an outbound call is
> > made to the PSTN, the first-choice wholesale provider we use offers (and
> > seems to prefer) G722.  We¹d rather ensure that G711 is used instead. 
> > Despite the fact that G722 is not enabled for any of the codec prefs (I
> > grep¹ed the entire conf dir path to be sure), FS still passes along the
> > offer of G722 from the endpoint, presumably since it¹s operating in
> > bypass-media mode.
> > 
> > Is there a setting to limit the codecs despite having bypass media set? 
> > Could we work around this by getting rid of the global bypass media
> > setting and then setting bypass-media before bridging the call?
> > 
> > Thanks,
> > 
> > Phil Quesinberry
> > 
> > Q Systems Engineering, Inc.
> > 
> > Embedded Hardware/Software Development and VoIP Business Telephone Hosting
> > 
> > Improve your business telephone services and save money
> > 
> > (410) 969-8002
> > 
> > http://www.qsystemsengineering.com <http://www.qsystemsengineering.com/>
> > 
> > 
> > 
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