Tutorial: ISPConfig on Ubuntu 18.04 with Nginx web server
This post is from 2018. Versions, commands and links in it may be outdated. The current release is ISPConfig 3.3.2p1.
The Tutorial: The Perfect Server - Ubuntu 18.04 (Nginx, MySQL, PHP, Postfix, BIND, Dovecot, Pure-FTPD and ISPConfig 3.1) has been released.
Read more:
https://www.howtoforge.com/tutorial/perfect-server-ubuntu-18-04-nginx-bind-dovecot-and-ispconfig-3/