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Creating Socket Connections

/*  * C# Programmers Pocket Consultant  * Author: Gregory S. MacBeth  * Email: gmacbeth@comporium.net  * Create Date: June 27, 2003  * Last Modified Date:  * Version: 1  */ using System; using System.Net; using System.Net.Sockets; using System.Text; namespace Client.Chapter_14___Networking_and_WWW {   public class CreatingSocketConnections   {          [STAThread]     static void Main(string[] args)     {       TcpClient MyClient = new TcpClient();       MyClient.Connect("http://www.rntsoft.com", 10000);       NetworkStream MyNetStream = MyClient.GetStream();                if(MyNetStream.CanWrite && MyNetStream.CanRead)       {         // Does a simple write.       Byte[] sendBytes = Encoding.ASCII.GetBytes("Is anybody there");       MyNetStream.Write(sendBytes, 0, sendBytes.Length);                // Reads the NetworkStream into a byte buffer.       byte[] bytes = new byte[MyClient.ReceiveBufferSize];       MyNetStream.Read(bytes, 0, (int) MyClient.ReceiveBufferSize);          // Returns the data received from the host to the console.       string returndata = Encoding.ASCII.GetString(bytes);       Console.WriteLine("This is what the host returned to you: " + returndata);       }       else if (!MyNetStream.CanRead)       {         Console.WriteLine("You can not write data to this stream");         MyClient.Close();       }       else if (!MyNetStream.CanWrite)       {                      Console.WriteLine("You can not read data from this stream");         MyClient.Close();   }  }  } }