equiv. of: http://your-domain.com/admin //$backend_access_url = 'my-own/admin/panel/access_url'; // -> equiv. of: http://your-domain.com/my-own/admin/panel/access_url //$backend_access_url = 'unknown-to-public/admin.panel'; // -> equiv. of: http://your-domain.com/unknown-to-public/admin.panel $backend_access_url = 'admin';