From https://theforeman.org/manuals/3.5/quickstart_guide.html
Install Ubuntu
Update hostanmes
sudo hostnamectl set-hostname pm.lab.bpopp.net
Replace 127.0.1.1 with:
192.168.2.23 pm.lab.bpopp.net
Foreman Options
#!/bin/bash foreman-installer \ --enable-foreman-proxy \ --foreman-proxy-tftp=true \ --foreman-proxy-tftp-servername=192.168.2.6 \ --enable-foreman-compute-vmware \ --foreman-proxy-dns=true \ --foreman-proxy-dns-zone=lab.bpopp.net \ --foreman-proxy-dns-provider=nsupdate \ --foreman-proxy-dns-server=192.168.2.1 \ --foreman-proxy-dhcp=true \ --foreman-proxy-dhcp-managed=true \ --foreman-proxy-dhcp-gateway="192.168.2.1" \ --foreman-proxy-dhcp-nameservers="192.168.2.1" \ --foreman-proxy-dhcp-range="192.168.2.175 192.168.2.220"