Process p = new Process
            {
                StartInfo =
                {
                    FileName = "cmd.exe",
                    UseShellExecute = false,
                    RedirectStandardInput = true,
                    RedirectStandardOutput = true,
                    RedirectStandardError = true,
                    CreateNoWindow = true
                }
            };
            p.Start();
            const string cmdString = "xcopy \\eahis\netlogon\bmp c:\bmp /e/y"; 
            p.StandardInput.WriteLine(cmdString);
            p.StandardInput.WriteLine("exit");