[asterisk-users] reduce dialtone volume on zap channel.

Don Pobanz dpobanz at hastingsutilities.com
Mon Nov 20 07:54:06 MST 2006


>>>> Is there a way to reduce the volume of the dial tone 
>>>> on a zap channel? 
>>>> I don't want to reduce the audio volume on calls so txgain in 
>>>> zapata.conf will not work.
>>>>       
>>> Add a w to your dial statement.
>>>
>> Sorry Doug but I don't believe you read the question ;)! 
>>
>Your problem doesn't stem from the volume 
>levels, but 
>from the setup time necessary for your PSTN.   

This does not involve the PSTN. The problem is that if I press a digit on the telephone, the asterisk generated dial tone should go away. (The digits are not be forwarded anywhere at this point) The dial tone does go away most of the time, but not all of the time. Asterisk is not consistently recognising that a digit was pressed.  And yes I have tried different phones and ports. By changing the audio volume, I can get better recognition. 

I don't believe the dial tone volume is the root cause of the problem but if it can help so asterisk does not miss so many dialed digits, it would sure help. This is a live system and users are not very happy. I can't say that I blame them. These dialing issues began when we installed external echo cancellers. 

>You think the volume 
>level is the cause of it missing the first digit and I don't >believe it 
>is.  As the answer for you volume question, you can play around >with the 
>txgain settings to reduce it.

The problem with changing txgain is that it changes the volume of the audio path. Phone conversations will not be loud enough when I reduce the dial tone volume. 

>Doug

Don Pobanz
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