ISPConfig 3 configuration files
ISPConfig 3 configuration files are are located in folder
/usr/local/ispconfig/interface/lib/config.inc.php /usr/local/ispconfig/server/lib/config.inc.php /usr/local/ispconfig/server/lib/mysql_clientdb.conf
DocumentRoot
/usr/local/ispconfig/interface/web/
Config file for webmail/phpmyadmin
/etc/nginx/sites-available/000-apps.vhost
Config for ispconfig web interface
/etc/nginx/sites-available/ispconfig.vhost