public abstract bool StartDTMFSignal(
	DtmfNamedEvents signal,
	DtmfSignalingMode mode
)

Public MustOverride Function StartDTMFSignal ( 
	signal As DtmfNamedEvents,
	mode As DtmfSignalingMode
) As Boolean

public:
virtual bool StartDTMFSignal(
	DtmfNamedEvents signal, 
	DtmfSignalingMode mode
) abstract

abstract StartDTMFSignal : 
        signal : DtmfNamedEvents * 
        mode : DtmfSignalingMode -> bool