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2xxx
2005 Aug 30
0
sending dtmf tones to the caller (not the called)
for the particular configuration of software/hardware that connects to
my asterisk pstn gateway I need to do something like the following :
[...]
exten => _X,3,Dial(CAPI/02xxx.b${EXTEN},60,M(senddtmf))
[...]
[macro-senddtmf]
exten => s,1,SendDTMF(*)
but the DTMF must be sended to the caller channel, and not the called :
SIP -> * -> ISDN
SIP calls some ISDN number, when ISDN picks the call, is SIP which needs
to hear the dtmf (to trigger the local billing mo...