This is mostly for my reference since you can find the instructions on Zend’s Website here: http://files-source.zend.com/help/Zend-Server-Community-Edition/zend-server-community-edition.htm
I follow the instructions for Manually “Installing Zend Server Community Edition” here http://files-source.zend.com/help/Zend-Server-Community-Edition/zend-server-community-edition.htm#rpm_installation.htm
log in as root, disable SE Linux, make sure you have Apache and MySQL installed. »Read More