The customize permalink structure "/index.php/%year%/%monthnum%/%day%/%postname%/" does not work on IIS 5.1, PHP 5.2.6 via FastCGI RTM and WordPress 2.5.1. I have set fastcgi.impersonate = 1 , cgi.fix_pathinfo = 1 and cgi.force_redirect = 0 in the php.ini file with reference to http://learn...