private void Btn_Confirmar_Click(object sender, EventArgs e)
        {
            REPZPM_DLL.Retorno = REPZPM_DLL.DLLREP_DefineModoIP(REPZPM_DLL.Handle, Txt_IP.Text, 5000);

            if (REPZPM_DLL.Retorno == 1)
            {
                REPZPM_DLL.Retorno = REPZPM_DLL.Trata_Retorno_DLL(REPZPM_DLL.Retorno);
                REPZPM_DLL.Modo    = 0;
                this.Close();
            }
            else
            {
                REPZPM_DLL.Retorno = REPZPM_DLL.Trata_Retorno_DLL(REPZPM_DLL.Retorno);
                this.Close();
            }
        }