SQLSTATE[HY000] [2003] Can't connect to MySQL server on '192.168.120.24' (104)

#0 /var/www/infordatadealers.com/web/magento-1.6.1.0/lib/Zend/Db/Adapter/Pdo/Mysql.php(96): Zend_Db_Adapter_Pdo_Abstract->_connect()
#1 /var/www/infordatadealers.com/web/magento-1.6.1.0/lib/Varien/Db/Adapter/Pdo/Mysql.php(300): Zend_Db_Adapter_Pdo_Mysql->_connect()
#2 /var/www/infordatadealers.com/web/magento-1.6.1.0/lib/Zend/Db/Adapter/Abstract.php(459): Varien_Db_Adapter_Pdo_Mysql->_connect()
#3 /var/www/infordatadealers.com/web/magento-1.6.1.0/lib/Zend/Db/Adapter/Pdo/Abstract.php(238): Zend_Db_Adapter_Abstract->query('SET NAMES utf8', Array)
#4 /var/www/infordatadealers.com/web/magento-1.6.1.0/lib/Varien/Db/Adapter/Pdo/Mysql.php(389): Zend_Db_Adapter_Pdo_Abstract->query('SET NAMES utf8', Array)
#5 /var/www/infordatadealers.com/web/magento-1.6.1.0/app/code/core/Mage/Core/Model/Resource.php(169): Varien_Db_Adapter_Pdo_Mysql->query('SET NAMES utf8')
#6 /var/www/infordatadealers.com/web/magento-1.6.1.0/app/code/core/Mage/Core/Model/Resource.php(110): Mage_Core_Model_Resource->_newConnection('pdo_mysql', Object(Mage_Core_Model_Config_Element))
#7 /var/www/infordatadealers.com/web/magento-1.6.1.0/app/code/core/Mage/Core/Model/Resource/Setup.php(141): Mage_Core_Model_Resource->getConnection('core_setup')
#8 /var/www/infordatadealers.com/web/magento-1.6.1.0/app/code/core/Mage/Core/Model/Resource/Setup.php(234): Mage_Core_Model_Resource_Setup->__construct('core_setup')
#9 /var/www/infordatadealers.com/web/magento-1.6.1.0/app/code/core/Mage/Core/Model/App.php(412): Mage_Core_Model_Resource_Setup::applyAllUpdates()
#10 /var/www/infordatadealers.com/web/magento-1.6.1.0/app/code/core/Mage/Core/Model/App.php(338): Mage_Core_Model_App->_initModules()
#11 /var/www/infordatadealers.com/web/infordata.it/app/Mage.php(641): Mage_Core_Model_App->run(Array)
#12 /var/www/infordatadealers.com/web/infordata.it/index.php(156): Mage::run('dealers_es', 'store', Array)
#13 {main}