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Assembly: Microsoft.Office.Interop.UccApi (in microsoft.office.interop.uccapi.dll)
This interface is used to cancel a pending asynchronous request. Currently it can be used to cancel a pending IUccAudioVideoSessionParticipant::UpdateChannels request. This interface can thus be queried from an IUccAudioVideoSessionParticipant object.
Win32 COM/C++ Syntax
interface IUccOperationManager : IUnknown