public static void Main1(string[] args) { string name = "localhost"; IPAddress[] addrs = Dns.GetHostEntry(name).AddressList; Console.WriteLine(addrs[0]); Console.WriteLine(addrs[1]); //TcpListener welcomeSocket = new TcpListener(addrs[1], 6789); //IPAddress ip = IPAddress.Parse("127.0.0.1"); //TcpListener serverSocket = new TcpListener(ip, 6789); TcpListener serverSocket = new TcpListener(6789); serverSocket.Start(); while (true) { Socket connectionSocket = serverSocket.AcceptSocket(); Console.WriteLine("Server activated now"); WebServerhelper service = new WebServerhelper(connectionSocket); service.DoIt(); } serverSocket.Stop(); }