How to install php-5.2.17 on CentOS-6.2 and configure Zend optimizer-3.3

To install php-5.2.17 on CentOS-6.2 and configure Zend optimizer.
Follow the procedure carefully.
ssh user@sever
password:


Cd /usr/src
wget http://
php-5.2.17-1.el6.art.x86_64.rpm
php-bcmath-5.2.17-1.el6.art.x86_64.rpm
php-cli-5.2.17-1.el6.art.x86_64.rpm
php-common-5.2.17-1.el6.art.x86_64.rpm
php-dba-5.2.17-1.el6.art.x86_64.rpm
php-devel-5.2.17-1.el6.art.x86_64.rpm
php-embedded-5.2.17-1.el6.art.x86_64.rpm
php-gd-5.2.17-1.el6.art.x86_64.rpm
php-imap-5.2.17-1.el6.art.x86_64.rpm
php-ldap-5.2.17-1.el6.art.x86_64.rpm
php-mbstring-5.2.17-1.el6.art.x86_64.rpm
php-mcrypt-5.2.17-1.el6.art.x86_64.rpm
php-mhash-5.2.17-1.el6.art.x86_64.rpm
php-mssql-5.2.17-1.el6.art.x86_64.rpm
php-mysql-5.2.17-1.el6.art.x86_64.rpm
php-pdo-5.2.17-1.el6.art.x86_64.rpm
php-soap-5.2.17-1.el6.art.x86_64.rpm

................................................
rpm -ivh --nodeps php-5.2.17-1.el6.art.x86_64.rpm
php-bcmath-5.2.17-1.el6.art.x86_64.rpm
php-cli-5.2.17-1.el6.art.x86_64.rpm
php-common-5.2.17-1.el6.art.x86_64.rpm
php-dba-5.2.17-1.el6.art.x86_64.rpm
php-devel-5.2.17-1.el6.art.x86_64.rpm
php-embedded-5.2.17-1.el6.art.x86_64.rpm
php-gd-5.2.17-1.el6.art.x86_64.rpm
php-imap-5.2.17-1.el6.art.x86_64.rpm
php-ldap-5.2.17-1.el6.art.x86_64.rpm
php-mbstring-5.2.17-1.el6.art.x86_64.rpm
php-mcrypt-5.2.17-1.el6.art.x86_64.rpm
php-mhash-5.2.17-1.el6.art.x86_64.rpm
php-mssql-5.2.17-1.el6.art.x86_64.rpm
php-mysql-5.2.17-1.el6.art.x86_64.rpm
php-pdo-5.2.17-1.el6.art.x86_64.rpm
php-soap-5.2.17-1.el6.art.x86_64.rpm
....................................................
/etc/init.d/httpd restart
stoping httpd ok
starting httpd ok

....................................................
cat /etc/yum.conf|grep php
exclude=php*
....................................................

Zendoptimizer
....................................................
wget http://www.zend.com/products/guard/downloads
zindoptimizer 3.3(php-2.5.x linux)
tar -zxvf zedoptimizer-3.3-tar.gz
1. Extract the Zend Optimizer package.

2. Locate the ZendOptimizer.so (Unix) or ZendOptimizer.dll (Windows) file in the directory which
corresponds to your version of PHP (4.3.x, 4.4.x, 5.0.x, 5.1.x, 5.2.x).

2. Add the following line to your php.ini file:
Linux and Mac OS X: zend_extension=
Windows: zend_extension_ts=
Windows non-thread safe: zend_extension=
(*) The Windows non-thread safe binary is only used with Zend Core 2.0.

3. Restart your Web server.

vim /etc/php.ini
zend_extension=

4.php -v

reboot the server.

enjoy