[Freeswitch-users] : Skypopen error

[Patrick Lists]

On 12/01/2010 04:03 PM, Jian Ren wrote:
> Hi Giovanni,
> Could you explain more to a bizarre person like me :-)
> What's DTMF "D"? Sent from one of my SIP client? Or Someone sent to my
> skype through chat? If it's abnormal, I think I should fix the root cause.
> Thank you very much for looking at the issue, with 2M logs :-).

DTMF A-D seems to be used only on military phones:
http://www.telecomdictionary.com/telecom_dictionary_DTMF_definition.html

Regards,
Patrick