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Bad Tcp Server

/* C# Network Programming  by Richard Blum Publisher: Sybex  ISBN: 0782141765 */ using System; using System.Net; using System.Net.Sockets; using System.Text; public class BadTcpSrvr {    public static void Main()    {       int recv;       byte[] data = new byte[1024];       IPEndPoint ipep = new IPEndPoint(IPAddress.Any, 9050);       Socket newsock = new Socket(AddressFamily.InterNetwork,                       SocketType.Stream, ProtocolType.Tcp);       newsock.Bind(ipep);       newsock.Listen(10);       Console.WriteLine("Waiting for a client...");       Socket client = newsock.Accept();       string welcome = "Welcome to my test server";       data = Encoding.ASCII.GetBytes(welcome);       client.Send(data, data.Length,                       SocketFlags.None);       IPEndPoint newclient = (IPEndPoint)client.RemoteEndPoint;       Console.WriteLine("Connected with {0} at port {1}",                       newclient.Address, newclient.Port);       for (int i = 0; i < 5; i++)       {          recv = client.Receive(data);             Console.WriteLine(Encoding.ASCII.GetString(data, 0, recv));       }       Console.WriteLine("Disconnecting from {0}", newclient.Address);       client.Close();       newsock.Close();    } }