Install zabbix version 2.0 package from EPEL to CentOS 6.

install.sh

rpm -ivh http://ftp.riken.jp/Linux/fedora/epel/6/x86_64/epel-release-6-7.noarch.rpm
/usr/bin/yum install -y zabbix20-server-mysql zabbix20-web-mysql mysql-server
/sbin/chkconfig zabbix-server on
/sbin/chkconfig mysqld on

MYSQL_ROOT_PASSWORD='ADMNPASS'
MYSQL_ZBBX_PASSWORD='ZBBXPASS'

/usr/bin/mysqladmin -u root create zabbix --default-character-set=utf8
echo "GRANT ALL PRIVILEGES ON zabbix.* TO zabbix@localhost IDENTIFIED BY '${MYSQL_ZBBX_PASSWORD}';FLUSH PRIVILEGES;" | mysql -u root
/usr/bin/mysql -u root zabbix < /usr/share/zabbix-mysql/schema.sql
/usr/bin/mysql -u root zabbix < /usr/share/zabbix-mysql/images.sql
/usr/bin/mysql -u root zabbix < /usr/share/zabbix-mysql/data.sql

/usr/bin/mysqladmin -u root password $MYSQL_ROOT_PASSWORD
/usr/bin/mysqladmin -u root -h host.example.com password $MYSQL_ROOT_PASSWORD

sed -i -e '/^;date.timezone/s/;//' /etc/php.ini
sed -i -e '/^date.timezone/s/=/= Asia\/Tokyo/' /etc/php.ini
sed -i -e '/^post_max_size/s/8/16/' /etc/php.ini
sed -i -e '/^max_execution_time/s/30/300/' /etc/php.ini
sed -i -e '/^max_input_time/s/60/300/' /etc/php.ini

service httpd start

Good stuff! thanks

EPEL is offering 2.0 packages for EL 5 and 6:

http://blog.zabbix.com/zabbix-2-0-packages-for-rhel-centos-sl/1893/