BeginTerminateSubscription Method

Terminates this refer subscription.

Namespace: Microsoft.Rtc.Signaling
Assembly: Microsoft.Rtc.Collaboration (in Microsoft.Rtc.Collaboration.dll)


Public Function BeginTerminateSubscription ( _
    userCallback As AsyncCallback, _
    state As Object _
) As IAsyncResult
Dim instance As ReferStatus
Dim userCallback As AsyncCallback
Dim state As Object
Dim returnValue As IAsyncResult

returnValue = instance.BeginTerminateSubscription(userCallback, _
public IAsyncResult BeginTerminateSubscription(
    AsyncCallback userCallback,
    Object state


  • userCallback
    Type: System..::..AsyncCallback
    The method to be called when the [TerminateSubscription] operation has completed.

Return Value

Type: System..::..IAsyncResult
Returns an [IAsyncResult] that references this operation.


The subscription is active until terminating Notify message is received. If the application is not interested in waiting for the notification messages, this method can be used to terminate the underlying subscription for these notification messages. The Refer state is not affected by this operation.

See Also


ReferStatus Class

ReferStatus Members

Microsoft.Rtc.Signaling Namespace