[asterisk-users] AMD reporting NOTSURE most of the time

[Matt Riddell]

On 24/03/10 3:06 PM, Steve Moran wrote:
> I am running Asterisk and using Answer machine detection with call files
> on a virtual Vcloud server running Centos 5.3 and LAMP. I am finding
> that AMD is only detecting HUMAN or MACHINE for about 30% of the calls
> (I sent over 50,000 outbound calls last week, and 70% said NOTSURE).
>
> I have a suspicion that the problem may be due to the timing source on
> virtual server when its under load delivering lots of asterisk calls,
> since the AMDSTATUS always reports things such as:-
>
> AMDSTATUS:NOTSURE-AMDCAUSE:TOOLONG-5500

Looks like it's missing the first word - some VoIP providers take a 
while to pass audio - might be that there is a delay in your dialplan or 
that the first words of audio are simply not transmitted.

-- 
Cheers,

Matt Riddell
Managing Director
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