[Freeswitch-users] capturing alphabet characters from session:read()

Michael Collins msc at freeswitch.org
Thu Apr 19 19:47:44 MSD 2012

On Thu, Apr 19, 2012 at 5:59 AM, Daniel Knaggs <
Daniel.Knaggs at realitysolutions.co.uk> wrote:

> Hi Peter,
> Yes the tones are valid themselves but I'm sure my customers aren't
> randomly pressing A-D on the phone which doesn't even have them on it!
> I'm also seeing other tones as well including the numeric values all where
> are falsely detected.
> It is 100% safe to assume that Joe Q Consumer is not dialing DTMF A, B, C,
or D. This is definitely an issue somewhere in FreeTDM.

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