It asks for a path to a root directory of a bootstraped container. You can create it with debootstrap, rinse, pacstrap, alpine-chroot-install, virt-bootstrap etc.
bizdelnick
joined 2 years ago
virt-manager is able to work wit lxc. Add a new connection of type Libvirt-LXC.
The best way is to disable password login and use SSH keys only. Any further steps are not required, but you may additionally install fail2ban or sshguard.