проблема установки форума

У меня RH 9 MySQL 4.1.9 PHP 4.3.10 Пытаюсь установить форум phpbb2 2.0.14 Получаю ошибку доступа к БД Warning: mysql_connect(): Client does not support authentication protocol requested by server; consider upgrading MySQL client in /usr/local/apache/htdocs/phpBB2/db/mysql4.php on line 48

Warning: mysql_error(): supplied argument is not a valid MySQL-Link resource in /usr/local/apache/htdocs/phpBB2/db/mysql4.php on line 330

Warning: mysql_errno(): supplied argument is not a valid MySQL-Link resource in /usr/local/apache/htdocs/phpBB2/db/mysql4.php on line 331 phpBB : Critical Error

Could not connect to the database Может кто знает где, что подправить?