public Task Connect(string connectionString)
{
_strm = RemoteStreamFactory.CreateStream(connectionString);
_strmCancel = new CancellationTokenSource();
_strm.SelectMany(_ => _).Subscribe(_decoder, _strmCancel.Token);
_encoder.Subscribe(_strm, _strmCancel.Token);
return(_strm.Start(CancellationToken.None));
}