cat /etc/apache2/sites-enabled/000-default.conf
<VirtualHost *:90>
        DocumentRoot /var/www/html/smokeping/
        <Directory "/var/www/html/smokeping/">
                #Options Indexes FollowSymLinks
                #AllowOverride All
                #Order allow,deny
                #Allow from all
                Options +ExecCGI
                AddHandler cgi-script .cgi .fcgi
        </Directory>
        ErrorLog ${APACHE_LOG_DIR}/error.log
        CustomLog ${APACHE_LOG_DIR}/access.log combined
</VirtualHost>

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cat /etc/apache2/mods-enabled/dir.conf
<IfModule mod_dir.c>
        DirectoryIndex smokeping.fcgi index.html
</IfModule>