Install necessary software by yum or from source yum install gd gd-devel yum install zlib zlib-devel then a) Download the php source from here : http://www.php.net/downloads.php b) Download the source file in to /tmp directory c) Here I am gussing the php version is php-5.3.0.tar.gz d) Tar –xvzf php-5.3.0.tar.gz e) Cd php-5.3.0 f) ./configure –with-apxs2=/usr/local/apache/bin/apxs [...]