[asterisk-users] Moh stuttering

[Andrew Joakimsen]

Are you using mpeg123 for format_mp3? Does it happen just with the
queue, how about with WaitMusicOnHold

On 10/11/06, Boyd Goodin <boyd at planetc.com> wrote:
>
>
> Hello everyone!
>
>    I have a slight problem. Running * (trixbox) on a P4 3.0ghz pc with
> 1.5gig of ram, pbxhardware.com T200P Tor2 dual t-1 card, everything on it's
> own irq, and about 22 Sip phones (either Grandstream ATA or Budgettone 102
> units). IF I have 5 or less calls in queue, MOH and annoucing voice sounds
> good. Get more calls in queue and Moh and announcer start to stutter. The
> more calls in queue the worce it stutters. This is using default MP3 files.
> If I convert to Ulaw I can get up to 17-18 in queue before the stuttering
> begins.
>   I can duplicate this just using the sip phones on a local network. Dial
> into the queue and about 4 or 5 sip connections and the Moh starts to
> stuttering using Mp3 files. Change Mp3 files to gsm and can get all 22 sip
> phones in queue and only have a stutter every now and then.
>   I have checked everything in the PC. Everything has it's own irg, IDE hard
> disk but as far as I can tell it is not causing the stutter. I am at a loss
> why it would do this. We are trying to do an inbound call center on with 2
> pri's. Would anyone have any ideas as to where to start? Will it require a
> faster PC to handle this?
>
> Any ideas would be appreciated.
>
>
> Thanks
>
> Boyd Goodin
>
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