VoxEngineCalls and telephony

DTMFType

The DTMF type.
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Values

ALL
0

All types of DTMF tones trigger the CallEvents.ToneReceived event: in-band , RFC 2833 and SIP INFO. Receiving an RFC 2833 tone disables processing of in-band tones to avoid duplicating

TELEPHONE_EVENT
1

Only RFC 2833 DTMF tones trigger the CallEvents.ToneReceived event

IN_BAND
2

Only in-band DTMF tones trigger the CallEvents.ToneReceived event

SIP_INFO
3

Only SIP INFO DTMF tones trigger the CallEvents.ToneReceived event