I just installed ISPConfig following: https://www.howtoforge.com/tutorial...8-4-jessie-apache-bind-dovecot-ispconfig-3-1/ At the end, installing ISPConfig, it noticed the lack of spamassasin etc. Thus controlling the various steps I noticed that actually the instructions are missing. Is it possible to install them after ISPConfig? If so, may I follow the step 7 of https://www.howtoforge.com/tutorial/perfect-server-ubuntu-with-nginx-and-ispconfig-3/ ?
what lack of spamassassin? https://www.howtoforge.com/tutorial.../#-install-amavisdnew-spamassassin-and-clamav