[asterisk-users] Re: One way choppy sound

[Andrew Joakimsen]

I've actually found in many cases a lower bandwidth codec doesn't
improve at all and however it oftentimes makes the issue worse.

On 1/19/07, Martin Joseph <ast at stillnewt.org> wrote:
> On 2007-01-17 10:29:43 -0800, Yelson Vivas <yvivas at gmail.com> said:
>
> > Hi Guys
> > I'm conecting 2 astersk servers using this arquitecture
> >
> > (Ext softphone)<==sip==>(asterisk 1)<====iax2 trunk====>(asterisk 2)
> > <===alaw==>(pstn)
> >
> > If i call from the Ext  to the asterisk 2 the sound is perfect, but  if
> > i call from Ext to the pstn, i can hear perfect but they tell me  that
> > sound really choppy, i tried using several codecs (same problem)  but
> > i don't understand why the sound is bad in only one way.
> > Any sugestions to solve it more than welcome
>
> Usually sounds can be "choppy" one way due to constrained upstream
> bandwidth.  There might be plenty of room for the audio to get to you,
> but that doesn't mean the reverse is at all true.
>
> Jitter buffering can help this,  or using a more compact format (like
> GSM or g729) is also a potential helper.
>
> Good luck, hope this helps,
> Marty
>
>
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