[Asterisk-Users] Problem with chan_iax.cimplimentationcausesbadaudio?

[Adam Robins]

-----Original Message-----
From: asterisk-users-bounces at lists.digium.com
[mailto:asterisk-users-bounces at lists.digium.com] On Behalf Of Andrew
Kohlsmith
Sent: Tuesday, March 21, 2006 11:36 AM
To: asterisk-users at lists.digium.com
Subject: Re: [Asterisk-Users] Problem with
chan_iax.cimplimentationcausesbadaudio?

On Tuesday 21 March 2006 11:19, Adam Robins wrote:
> All switches and routers give highest priority to traffic on IAX2 port

> 4569.  We use DSCB values over the IP-VPN to prioritize it as well.
> This did not change with the upgrade, as we can still see proper 
> packet coding.

Right, I wouldn't suspect otherwise.

> The softphone is provided by our vendor Aheeva.  It is the same IAX2 
> softphone they use in their own call centers.  Funny thing is that 
> they say that moving to Asterisk 1.2.4 tremendously IMPROVED their 
> call quality with IAX2.

I wonder what the hell is going on then, that is definitely something
strange.

> Headsets are Plantronics H251N tops with DA60 USB adapters.  All 
> Desktops are at least 2.0 GHz P4 with 512MB RAM

Thanks for the information.  I feel bad for not having a good solid
answer for why it's occurring.  As the saying goes: I don't have an
answer, but I admire the problem...

-A.
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