So.. hier einmal meine gekürzte Extensions.conf
[general]
static=yes
writeprotect=no
[globals]
[arbitrary-name]
exten => _NXXNXXXXXX,1,Playback(beep)
exten => _NXXNXXXXXX,2,SayDigits(${EXTEN})
exten => _NXXNXXXXXX,3,Goto(testdtmf|s|1)
[testdtmf]
exten =>...