====== On OVH's VPS ======

<code bash>
ssh -L5959:127.0.0.1:5900 root@<VPS IP>
</code>

<code bash>
apt update
apt install qemu-system-x86 --no-install-recommends
cd /dev/shm
wget https://enterprise.proxmox.com/iso/proxmox-ve_9.1-1.iso


qemu-system-x86_64 -enable-kvm -netdev type=user,id=mynet0 -device virtio-net-pci,netdev=mynet0 -m 4G -drive file=/dev/sdb,format=raw,if=virtio -vga qxl -spice port=5900,addr=127.0.0.1,disable-ticketing=on -daemonize -cdrom proxmox-ve_9.1-1.iso -boot d
</code>

<code bash>
remote-viewer spice://127.0.0.1:5959
</code>

====== SNAT ======

[[https://pve.proxmox.com/wiki/Setup_Simple_Zone_With_SNAT_and_DHCP|Setup Simple Zone With SNAT and DHCP]]

Although SDN setups ''ifupdown2'''s ''ip-forward on'' it still requires to add global forwarding enable:
<file ini /etc/sysctl.d/forwarding.conf>
net.ipv4.ip_forward=1
</file>