public async Task NewDicomClient_SendEchos()
        {
            var client = new Dicom.Network.Client.DicomClient("127.0.0.1", _server.Port, false, "SCU", "ANY-SCP");

            client.NegotiateAsyncOps(1, 1);
            client.AssociationLingerTimeoutInMs = 0;

            var requests = Enumerable.Range(0, 1000).Select(i => new DicomCEchoRequest());

            await client.AddRequestsAsync(requests).ConfigureAwait(false);

            await client.SendAsync().ConfigureAwait(false);
        }