Call Members

Represents a basic call to handle an SDP offer/answer based invite session.

The Call type exposes the following members.

Constructors

	Name	Description
	Call	Initializes the call for a given conversation.

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Properties

	Name	Description
	ActiveMediaTypes	Get the list of active media types for this call.
	ApplicationContext	Gets or sets the application context.
	CallId	Gets callId for the primary session sip dialog.
	CanBeDeflected	Gets the value indicating if the call has potential to be deflected to a target other than the original target.
	CanHandleTransferReceived	Flag indicating whether call is handling the incoming refer messages.
	Conversation	Gets the conversation that holds this call.
	DefaultMediaType	Gets the default media type for this call.
	IsEarlyMediaSupported	Gets or sets the flag to indicate if the call supports the reliable provisional response for early media.
	IsReplacesSupported	Property to turn off and on the supported capability header.
	IsThirdPartyCallControl	Gets or sets the flag to indicate that the call is used in a 3rd party call control scenario.
	LocalTag	LocalTag for the call.
	OriginalDestinationUri	Gets the original destination URI of this call.
	RemoteEndpoint	Gets the remote endpoint of the call.
	RemoteEndpointProperties	Gets the call specific properties of the remote participant endpoint of this call.
	RemoteTag	Remote tag for the call.
	State	Gets the current call state.
	SupportedMediaTypes	Gets the list of supported media types for this call.

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Methods

	Name	Description
	BeginAccept(AsyncCallback, Object)	Accepts an incoming session and adds the given headers.
	BeginAccept(CallAcceptOptions, AsyncCallback, Object)	Accepts an incoming session and adds the given headers.
	BeginEstablish(AsyncCallback, Object)	Establishes an outgoing call.
	BeginEstablish(CallEstablishOptions, AsyncCallback, Object)	Establishes an outgoing call.
	BeginEstablish(String, CallEstablishOptions, AsyncCallback, Object)
	BeginSendInfo
	BeginSendMessage	Sends a message to the specified remote participant.
	BeginSendReliableProvisionalResponse	Sends a reliable provisional response.
	BeginTerminate(AsyncCallback, Object)	Terminates the session.
	BeginTerminate(IEnumerable<(Of <<'(SignalingHeader>)>>), AsyncCallback, Object)	Terminates the session.
	BeginTransfer(String, CallTransferOptions, AsyncCallback, Object)
	BeginTransfer(Call, CallTransferOptions, AsyncCallback, Object)	Intiates a transfer request to the remote participant of the current call to replace another existing call in Attended type.
	BindMediaProvider
	Decline()()()()	Decline an incoming call with 486 (Busy Here) response code.
	Decline(CallDeclineOptions)	Decline an incoming call with options.
	EndAccept
	EndEstablish	End the Async operation initiated by BeginEstablish() call.
	EndSendInfo	Complete the SendInfo operation that was initiated earlier.
	EndSendMessage	Waits for the pending SendMessage operation to complete.
	EndSendReliableProvisionalResponse	Waits for the pending SendReliableProvisionalResponse operation.
	EndTerminate	Returns the results of the terminate operation.
	EndTransfer	Complete the pending transfer operation that was initiated earlier.
	Equals	(Inherited from Object.)
	Finalize	(Inherited from Object.)
	Forward(String)	Forward the call to the specified target URI with a response code 303.
	Forward(String, CallForwardOptions)	Redirect the call to a different target URI.
	GetHashCode	(Inherited from Object.)
	GetMediaForDialReplaces
	GetNewEarlyDialog	Returns the dialog context for the new early dialog.
	GetType	(Inherited from Object.)
	HandleFlowConfigurationRequested
	HandleForwardReceived
	HandleMessageReceived	Handle the message received on the call, returns true if call is handling the message.
	HandleStateChange	Protected method to indicate state change to derive call.
	HandleTransferNotificationReceived
	HandleTransferReceived	A method must be implemented by the derived class to handle the transfer received event.
	IsSupportedMediaType	Determines whether 'mediaType' is one of the supported media types.
	MakeCallback	Invokes a specified call using the application's queue for the events.
	MemberwiseClone	(Inherited from Object.)
	ProcessIncomingInviteHeaders	Check the interesting headers for the call and initialize the needed call properties.
	RaiseEvent<(Of <<'(TEventArg>)>>)	Raises a generic event with a specific event argument type.
	SendProvisionalResponse	Sends a provisional response synchronously.
	ToString	(Inherited from Object.)
	UnbindMediaProvider	Remove the bound media provider currently bound.

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Events

	Name	Description
	ConversationChanged	Raised when this call is moved to a derived conversation.
	InfoReceived	Raised when an INFO message is received on this call.
	ProvisionalResponseReceived	Raised when a provisional response is received for the outgoing INVITE.
	RemoteParticipantChanged	Raised when the remote participant that accepted this call cannot be verified as matching the original participant invited.
	StateChanged	Raised when the state of the call changes.

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See Also

Reference

Call Class

Microsoft.Rtc.Collaboration Namespace