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This method sends the Dual Tone Multi-frequency (DTMF) signal to the active (connected) session.
HRESULT SendDTMF( RTC_DTMF dtmf);
Parameters
- dtmf
[in] RTC_DTMF enumeration value describing the DTMF signal.
Return Values
If the HRESULT value passed to SUCCEEDED macro returns TRUE, the method succeeded. Otherwise, the method failed.
Requirements
OS Versions: Windows CE .NET 4.2 and later.
Header: Voipmediamanager.idl.
Link Library: Voipguid.lib.
See Also
VoIP Application Interface Layer Architecture | VoIP Application Interface Layer Reference | IVoIPMgr | RTC_DTMF
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