[VoIP] Asterisk-Adtran dial rate

Lee Spenadel lee at spenadel.com
Wed Jul 11 18:53:22 CDT 2007


I've implemented the tweaks that were recommended by Kirt.  I'll stress test
the switch tomorrow and report back.

Lee

-----Original Message-----
From: voip-bounces at ckts.info [mailto:voip-bounces at ckts.info] On Behalf Of
John Novack
Sent: Wednesday, July 11, 2007 7:47 PM
To: Voice Over IP Tandem for Analog Switches
Subject: Re: [VoIP] Asterisk-Adtran dial rate

Read additional postings by Kurt and you will see he has found a deeper 
problem
Irregular timing between PULSES within a given digit.
The Echo cancel "feature" seems responsible for the wait before the last 
digit.

John Novack


Russ Price wrote:
> Lee Spenadel wrote:
>   
>> The third digit is delayed on my switch too, though, I'm not sure if it's
>> the third digit that's causing the mis-dialing on my SxS.  I'll be able
to
>> test the ppm coming from my Asterisk box/adtran combination when I get my
>> tester this week.
>>     
>
> If you have echo cancellation activated on an FXO port, there will be a 
> delay before the last digit is sent, whether you are using pulse dialing 
> or DTMF.  During this interval, the echo training taps get sent.
>
> 	Russ
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>
>   

-- 
Dog is my co-pilot

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