Download the required Zend Core package from the Zend Core download site (http://www.zend.com/en/products/core/downloads).
Copy the Zend Core installation package to the server.
Unpack by running the following commands:
Solaris:
gunzip ZendCore-2.5.0-<for_operating_system>.tar.gz
-then-
tar xvf ZendCore-2.5.0-<for_operating_system>.tar
Linux/Unix:
tar -zxvf ZendCore-2.5.0-<for_operating_system>.tar.gz
Change into the installation directory by running the following command:
cd ZendCore-2.5.0-<for_operating_system>
Note:
In the Solaris
package, an extract.sh file will have been extracted.
Run the 'extract.sh' file by running the command './extract.sh'.
The Solaris installation process now continues with the same process as
Linux/Unix installation.
Open the core.ini file, located in the installation package's 'installer' directory.
Edit the installation parameters according to your requirements. Each parameter and its possible values are explained within the core.ini file itself. The settings for the installation will be taken from the values set in these parameters.
If you run the installation with the default settings provided in the core.ini file, the following settings will apply:
The following components WILL be installed:
Zend's Bundled Apache - Apache 2.2.4.
Zend Framework - Zend's high-quality open source Framework. See http://framework.zend.com for more details.
Oracle Client - Oracle Instant Client Libraries. These are necessary for connecting to your Oracle Database via the oci8 and pdo_oci extensions.
The following components will NOT be installed:
MySQL Database - The MySQL 5 Database.
phpMyAdmin - The MySQL database administration GUI. This will be added as an extra tab to your Zend Core Web GUI. See http://www.phpmyadmin.net for more information.
Port 80 will be used by Zend's Apache.
The Zend Core Administration Web GUI password will be "password".
In your CLI, run one of the following commands:
For an unattended installation which displays output messages:
install -n
-Or- for quiet mode, displaying no output messages:
install -q
Zend Core will be automatically
installed with the settings defined in the core.ini file.
If you used the 'install -n' command, a dialog will appear indicating your
installation's progress.
Note:
If your machine's time and date is not updated, a scrolling error message will appear for a few seconds before the installation continues. This does not affect the installation process.
At the end of the installation, an installation summary will be displayed:

Installation Summary
Make a note of:
The installation log file name - the installation log file is located in the directory from which the installation file was run.
The location of your Zend Core directory (by default located at /usr/local/Zend).
The location of your Zend Core Administration Web GUI (by default located at http://localhost:80/ZendCore).
Note:
The default Web Administration GUI password is 'password'. This can be changed using the Zend Updater.
See the 'Getting
Started' section for information on getting started with Zend Core.
Your Zend Network User ID and Password can be configured using the
Zend Updater. See the Zend Updater section
for more information.