By installing tailscale on XCP-NG hosts, you can provide easier access to your virtualization host using VPN.
Run the following commands via SSH as root on the XCP-NG host:
sudo yum-config-manager --add-repo https://pkgs.tailscale.com/stable/centos/7/tailscale.repo sudo yum -y install tailscale
and enable & start the tailscale daemon tailscaled:
systemctl enable --now tailscaled