[asterisk-users] Intermittent DTMF Problems

[Eric Wieling]

Lower the rxgain and txgain on your Zap channels.

bilal ghayyad wrote:
> Hi Brent;
> 
> I have been suffering from this problem since about 2
> monthes and until now still did not resolved 100%.
> 
> First of all, I need to tell u that mostly u have a
> problem that the first digit is duplicated, for
> example: if ur customer entered 108 then it will be
> recognized 110 (the 1 duplicated, and then it takes
> the 0, and it does not continue to take the 8 as it
> completes the 3 digits ... this is just an example).
> 
> Your problem is in the duplication for the digit and
> specifically the first digit usually will be
> duplicated.
> 
> If u found a solution let me know.
> 
> Regards
> Bilal
> 
> 
> ---------------
> 
> I've recently installed Asterisk-based servers at
> several of our branch
>  
> offices.  Each server has 2 X100P cards to handle 2
> incoming voice 
> lines.  I was having a lot of trouble with Echo until
> I got OSLEC 
> running on all of the servers, but now we have a new
> problem.  Incoming
>  
> callers are not always able to dial extensions.  I
> would say probably 
> 95% of the calls go through correctly, but that other
> 5% always get 
> dumped to the operator queue.  I have relaxdtmf=yes in
> my zapata.conf 
> for both channels, but it doesn't always help.  One
> particular customer
>  
> has trouble dialing an extension about 1 call in 5. 
> I'm wondering if 
> it's just because they call us more than any of our
> other customers or 
> if there is some peculiarity with their phone system. 
> Anybody have any
>  
> ideas what to try next? 
> 
> Thanks,
> Brent Davidson
> 
> 
> 
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