FTP Command List by command prompt in asp.net 1.1 c# code

[ebindia0041]

Any help what is wrong with this code..
I am tring to FTP post a file by command prompt but it not work, system hang up.. commands are in my batch file...

System.Diagnostics.ProcessStartInfo psi = new System.Diagnostics.ProcessStartInfo("cmd.exe");
psi.UseShellExecute = false;
psi.RedirectStandardOutput = true;
psi.RedirectStandardInput = true;
psi.RedirectStandardError = true;
psi.Arguments = "ftp -b Upload.bat gateway.wamnet.com";

System.Diagnostics.Process proc = System.Diagnostics.Process.Start(psi);


System.IO.StreamWriter sIn = proc.StandardInput; // Attach the in for writing
System.IO.StreamReader sOut = proc.StandardOutput; // Attach the output for reading
System.IO.StreamReader sErr = proc.StandardError; // Attach the output for errors

proc.Close();

string results = "";
results = "<br /><b>Output : </b><br />"+sOut.ReadToEnd().Trim();
results = "<br /><b>Error : </b><br />"+sErr.ReadLine().ToString();

// Close the io Streams;
sIn.Close();
sOut.Close();
sErr.Close();
Response.Write(results);