static void Main(string[] arguments) { if (arguments.Length != 5) return; string server = arguments[0]; int port = Convert.ToInt32(arguments[1]); string nick = arguments[2]; string user = arguments[3]; string realName = arguments[4]; IPAddress[] addresses = Dns.GetHostAddresses(server); IPEndPoint endPoint = new IPEndPoint(addresses[0], port); TestClient client = new TestClient(); client.Nick = nick; client.User = user; client.RealName = realName; client.Run(endPoint); }