[This is preliminary documentation and subject to change.]
The AddToConference method starts a conference with the current call included or adds the call to an existing conference. Adding a call to a conference is a two step process. Use the returned ITConsultCall interface to finish the process. For more information, see Conferencing.
HRESULT AddToConference(
BSTR pDestAddress,
VARIANT_BOOL fSync,
ITConsultCall **ppConsultCall
);
TBD