>From time to time, I have a DTMF problem. The asterisk cannot recognize my handset key pressed if I press 9 to start with. However, if I press with 6, it is ok.<br><br>On the other hand, if DMTF key is generated from softphone, it is ok.<br>
<br>My dialplan is as follow<br><br>exten => 1002,1,Answer<br>exten => 1002,n,Wait(2)<br>exten => 1002,n,Background(thank-you-for-calling)<br>exten => 1002,n,Background(vm-enter-num-to-call)<br>exten => 1002,n,WaitExten()<br>
exten => 1002,n,Hangup<br>exten => i,1,Background(pbx-invalid)<br>exten => i,2,Goto(1002,1)<br>exten => t,1,Background(vm-goodbye)<br>exten => t,2,Hangup<br><br>Thanks for the help in advance.<br><br><br><br>