C#远程连接代码

 /// <summary>
 /// 服务连接配置类(验证服务账号是否正确)
 /// </summary>
 /// <param name="remoteHost">IP地址</param>
 /// <param name="userName">远程账号</param>
 /// <param name="passWord">远程密码</param>
 /// <returns></returns>
 public bool Connect(string remoteHost, string userName, string passWord)
 {
 bool Flag = false;
 Process proc = new Process();
 try
 {
 proc.StartInfo.FileName = "cmd.exe";
 proc.StartInfo.UseShellExecute = false;
 proc.StartInfo.RedirectStandardInput = true;
 proc.StartInfo.RedirectStandardOutput = true;
 proc.StartInfo.RedirectStandardError = true;
 proc.StartInfo.CreateNoWindow = true;
 proc.Start();
 string dosLine = @"net use " + remoteHost +" /User:domain\\" + userName + " " + passWord + " /PERSISTENT:YES";
 proc.StandardInput.WriteLine(dosLine);
 proc.StandardInput.WriteLine("exit");
 while (!proc.HasExited)
 {
 proc.WaitForExit();
 }

 string errormsg = proc.StandardError.ReadToEnd();
 proc.StandardError.Close();
 if (String.IsNullOrEmpty(errormsg))
 {
 Flag = true;
 }
 }
 catch (Exception ex)
 {
 Console.WriteLine(ex.Message);
 throw ex;
 }
 finally
 {
 proc.Close();
 proc.Dispose();
 }
 return Flag;
 }

 public static bool Ping(string remoteHost)
         {
             bool Flag = false;
             Process proc = new Process();
             try
             {
                 proc.StartInfo.FileName = "cmd.exe";
                 proc.StartInfo.UseShellExecute = false;
                 proc.StartInfo.RedirectStandardInput = true;
                 proc.StartInfo.RedirectStandardOutput = true;
                 proc.StartInfo.RedirectStandardError = true;
                 proc.StartInfo.CreateNoWindow = true;
                 proc.Start();
                 string dosLine = @"ping -n 1 " + remoteHost;
                 proc.StandardInput.WriteLine(dosLine);
                 proc.StandardInput.WriteLine("exit");
                 while (proc.HasExited == false)
                 {
                     proc.WaitForExit();
                 }
                 string pingResult = proc.StandardOutput.ReadToEnd();
                 if (pingResult.IndexOf("(0% loss)") != - || pingResult.IndexOf("(0% 丢失)") != -)
                 {
                     Flag = true;
                 }
                 proc.StandardOutput.Close();
             }
             catch (Exception ex)
             {
             }
             finally
             {
                 try
                 {
                     proc.Close();
                     proc.Dispose();
                 }
                 catch
                 {
                 }
             }
             return Flag;
         }