Check out example codes for "c# udpclient receive buffer size". It will help you in understanding the concepts better.

Code Example 1

public static void Main(string[] args)
{
  IPEndPoint remoteEp = null;
  UdpClient client = new UdpClient(4242);
  client.Client.ReceiveBufferSize = 4096;

  Console.Write("Start sending data...");
  client.Receive(ref remoteEp);
  Console.WriteLine("Good");

  Thread.Sleep(5000);
  Console.WriteLine("Stop sending data!");
  Thread.Sleep(1500);

  int count = 0;
  while (true)
  {
    client.Receive(ref remoteEp);
    Console.WriteLine(string.Format("Count: {0}", ++count));
  }
}

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