public void DualModeBeginConnect_LoopbackDnsToHost_Helper(IPAddress listenOn, bool dualModeServer)
{
int port;
Socket socket = new Socket(SocketType.Stream, ProtocolType.Tcp);
using (SocketServer server = new SocketServer(_log, listenOn, dualModeServer, out port))
{
IAsyncResult async = socket.BeginConnect("localhost", port, null, null);
socket.EndConnect(async);
Assert.True(socket.Connected);
}
}