Tool to determine that the call state is in which period.
Is the call is already ended?
It the call is held by someone?
Is the call state is in active period?
Is the call state is in setup period?
Is the media communication started?
Is the call ringing? The call state itself
Returns true if the call state is Ringing, otherwise returns false.
Assembly: VoIPSDK (Module: VoIPSDK) Version: 10.0.6.243