public function can_dahdi_dialoffhook()
{
$write = array(implode("\r\n", array('action: DAHDIDialOffhook', 'actionid: 1432.123', 'dahdichannel: channel', 'number: number', '')));
$action = new \PAMI\Message\Action\DAHDIDialOffHookAction('channel', 'number');
$client = $this->_start($write, $action);
}