32 CPU
256GB RAM
2TB

Install from ISO with IP :192.168.1.21/24

By default ssh is open for root account:

vi /etc/ssh/sshd_config

once key copied change to

#PermitRootLogin yes
PermitRootLogin prohibit-password

 service ssh restart

change to no subscription:

vi /etc/apt/sources.list.d/pve-enterprise.list

#deb https://enterprise.proxmox.com/debian/pve bookworm pve-enterprise
deb http://download.proxmox.com/debian/pve bookworm pve-no-subscription

and

vi /etc/apt/sources.list.d/ceph.list

#deb https://enterprise.proxmox.com/debian/ceph-quincy bookworm enterprise
deb http://download.proxmox.com/debian/ceph-reef bookworm no-subscription

 apt update && apt upgrade -y

 apt install -y vim htop lsof

Config in /etc/network/interfaces Interfaces were all screwed up, being eno1 or eth1 randomly @boot.

auto lo
iface lo inet loopback
 
iface eth1 inet manual
 
auto vmbr0
iface vmbr0 inet static
        address 192.168.1.21/24
        gateway 192.168.1.1
        bridge-ports eth1
        bridge-stp off
        bridge-fd 0
 
iface eth0 inet manual
 
 
source /etc/network/interfaces.d/*

vi /etc/default/grub

GRUB_CMDLINE_LINUX="net.ifnames=0 biosdevname=0"

update-grub

And all interfaces are ethX