C#Socket

//The Server

using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Text;

namespace SocketTest
{
public class Server3
{
public Server3()
{

}
public void run() {
string data;
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();
IPEndPoint newclient = (IPEndPoint)client.RemoteEndPoint;
Console.WriteLine("Connected with {0} at port {1}",
newclient.Address, newclient.Port);
NetworkStream ns = new NetworkStream(client);
StreamReader sr = new StreamReader(ns);
StreamWriter sw = new StreamWriter(ns);
string welcome = "Welcome to my test server";
sw.WriteLine(welcome);
sw.Flush();
while(true) {
try {
data = sr.ReadLine();
} catch (IOException) {
break;
}
Console.WriteLine(data);
sw.WriteLine(data);
sw.Flush();
}
Console.WriteLine("Disconnected from {0}", newclient.Address);
sw.Close();
sr.Close();
ns.Close();
}
}
}

/////////////////////////////////////////////////////////////////////////

//The Client

using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Text;

namespace SocketTest
{

public class Client3
{
public Client3()
{

}
public void run() {
string data;
string input;
IPEndPoint ipep = new IPEndPoint(
IPAddress.Parse("127.0.0.1"), 9050);
Socket server = new Socket(AddressFamily.InterNetwork,
SocketType.Stream, ProtocolType.Tcp);
try {
server.Connect(ipep);
} catch (SocketException e) {
Console.WriteLine("Unable to connect to server.");
Console.WriteLine(e.ToString());
return;
}
NetworkStream ns = new NetworkStream(server);
StreamReader sr = new StreamReader(ns);
StreamWriter sw = new StreamWriter(ns);
data = sr.ReadLine();
Console.WriteLine(data);
while(true) {
input = Console.ReadLine();
if (input == "exit")
break;
sw.WriteLine(input);
sw.Flush();
data = sr.ReadLine();
Console.WriteLine(data);
}
Console.WriteLine("Disconnecting from server...");
sr.Close();
sw.Close();
ns.Close();
server.Shutdown(SocketShutdown.Both);
server.Close();
}
}
}