==== PVE 7 ====
    - <code h /etc/apt/sources.list>
deb http://ftp.tw.debian.org/debian bullseye main contrib

deb http://ftp.tw.debian.org/debian bullseye-updates main contrib

deb http://download.proxmox.com/debian/pve bullseye pve-no-subscription

# security updates
deb http://security.debian.org bullseye-security main contrib
</code>
    - <code h /etc/apt/sources.list.d/pve-enterprise.list>
#deb https://enterprise.proxmox.com/debian/pve bullseye pve-enterprise
</code>