[asterisk-users] Detect Low Quality Calls - Realtime

[Leandro Dardini]

2013/1/8 Lenz Emilitri <lenz.loway at gmail.com>

>
> 2013/1/5 joachim <zoachien at securax.org>
>
>>
>> You are pretty much limited to measuring the delay and the jitter.
>> The delay you can somewhat estimate prior to the call (with qualify for
>> example).
>> The jitter / packetloss you can only figure out when the call is already
>> up for a while. (e.g. you might have no issues the first minute, but maybe
>> packet loss will come in bursts after a minute).
>>
>
> A few years ago I spoke to a Finnish company that had a commercial
> solution for automated MOS estimation. So something exists though I have
> not tested it first-hand.
> l.
>
>
For MOS calculation I use voipmonitor, but it computer it at the end of the
call. The voipmonitor guy is very handsome, maybe you can sponsor a patch
to have the MOS calculation in real time. An external software can get it
and halt the call if needed.

Leandro
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