1) Install zend optimizer by using following steps :-
# cd ZendOptimizer-3.0.1
2) Follow the instructions on the screen you will receive after ./install.sh
3) Restart the Apache service
# /etc/init.d/httpd restart
4) To check zend optimizer run
# php -v
Zend Optimzer is useful for web programmer to hide their script in encrypted format.
To install Zend Optimzer from cPanel server, simply run the following command.