Programmering III December

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Netværks programmer

Opgaver:


Opgave1:

Lav et program, der kan lytte efter en besked.


Opgave2:

Lav et chat program, hvor en server og klient kan sende og modtage beskeder til og fra hinanden.


UDP listener:

Server:

UdpClient client = new UdpClient(11000);
            IPEndPoint endpoint = new IPEndPoint(IPAddress.Any, 11000);

            byte[] recivedBytes = client.Receive(ref endpoint);
            Console.WriteLine("The message was:");
            string result = Encoding.ASCII.GetString(recivedBytes);
            Console.WriteLine(result);

            Console.ReadKey();


UDP client:

Server:

            UdpClient client = new UdpClient();
            IPEndPoint endPoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 11000);
            byte[] myBytes = Encoding.ASCII.GetBytes("Hello!");
            client.Send(myBytes, myBytes.Length, endPoint);

            Console.WriteLine("Message has been sent!");
            Console.ReadKey();