System.ServiceModel.IDuplexContextChannel public interface IDuplexContextChannel : IContextChannel, IChannel, ICommunicationObject, IExtensibleObject<IContextChannel> Documentation Code bool AutomaticInputSessionShutdown { get; set; } InstanceContext CallbackInstance { get; set; } IAsyncResult BeginCloseOutputSession(TimeSpan timeout, AsyncCallback callback, object state) void CloseOutputSession(TimeSpan timeout) void EndCloseOutputSession(IAsyncResult result)