public function index()
    {
        $this->setData('homeUrl', $this->getServiceManager()->get(DefaultUrlService::SERVICE_ID)->getUrl('ProctoringHome'));
        $this->setData('logout', $this->getServiceManager()->get(DefaultUrlService::SERVICE_ID)->getUrl('ProctoringLogout'));
        $this->composeView('delivery-monitoring', null, 'pages/index.tpl', 'tao');
    }