[asterisk-users] SIP & Echo

[Crazy Boy]

Hi,

Did you implement QoS (Quality of Service) in your network? 

Thanks.

Regards,
Chandra

Stephen Bosch <posting at vodacomm.ca> wrote: Asterisk wrote:
> I tried with the ping ... all of the phones respond in ca. 0.3ms, so
> network seems to be OK. More than 90% of CPU on * box is idle even in
> peak times, so this shouldn't cause echoes either, right? Hmmm, so
> handset could be an issue, but did anyone ever experience any handset
> problems with Polycom IP SoundPoint 430 :-) ?

Headsets are a terrible source of echo.

Are you using a headset amplifier? Polycom specifically recommends use
of an amplifier with the SoundPoint IP phones (most of the newer ones
have integrated echo cancellation).

-Stephen-

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