How To Install PHP 5 in IIS 6/Windows Server 2003?

1. Download and unzip latest version 5.x from http://www.php.net to c:\php.
2. Add "C:\php" to environment variables "PATH". The Windows path can be accessed via the Control Panel at: System > Advanced Tag - Environment Variables - System Variables.
3. Rename/copy php.ini-recommended to php.ini
4. With IIS 6 (2003 Server), open up the IIS Manager(inetmgr.msc), go to Web Service Extensions, choose "Add a new Web service extension", enter in a name such as PHP, choose the Add button and for the value browse to enter the ISAPI file c:\php\php5isapi.dll. then check "Set extension status to Allowed" and click OK.
5. Still in the IIS Manager, Right-click on "Web Sites", go to Properties -> Home Directory -> Configuration...-> Application Extensions - add a new extension: .php using c:\php\php5isapi.dll; Enable All Verbs and Script Engine.
6. Start > Run > regedit , Add the following registry keys: HKEY_LOCAL_MACHINE\SOFTWARE\PHP – new string value IniFilePath -> C:\php
7. Start > Run > iisreset, Restart IIS services.
8. In one of the websites home folder, create a new file named test.php with the single line below.( If test in local the file should be in C:\Inetpub\wwwroot\)

   				<?php phpinfo(); ?> 
   			

9. Open a browser and test it out http://www.yourdomain.com/test.php. (Local use "http://127.0.0.1/test.php")
10. Download and install Zend Optimizer from http://www.zend.com/store/products/zend-optimizer.php.
11. php.ini Options
• extension_dir = c:\php\ext
• cgi.force_redirect = 0
• max_execution_time = 180 ; Maximum execution time of each script, in secnds
• max_input_time = 300 ; Maximum amount of time each script
12. php.ini Extensions installation.( remove the semicolon(;) before them )
• extension=php_curl.dll
• extension=php_gd2.dll
• extension=php_mcrypt.dll
• extension=php_mssql.dll
• extension=php_mysql.dll
• extension=php_openssl.dll
• extension=php_snmp.dll
• extension=php_sockets.dll
• extension=php_zip.dll