private static void SetUp()
 {
     v = new UnixModemConfigurator();
     i = new IOSModemConfigurator();
     h = new HayesModem();
     z = new ZoomModem();
     e = new ErnieModem();
     n = new NewModem();
 }
 public void Visit(ErnieModem modem)
 {
     modem.Configuration = "&s1=4&D=3";
 }