Как настроить подсеть в hetzner (proxmox)?

source /etc/network/interfaces.d/*

auto lo
iface lo inet loopback

iface lo inet6 loopback

auto enp0s31f6
iface enp0s31f6 inet static
        address  138.201.248.42
        netmask  255.255.255.192
        gateway  138.201.248.1
        up route add -net 138.201.248.0 netmask 255.255.255.192 gw 138.201.248.1 dev enp0s31f6
# route 138.201.248.0/26 via 138.201.248.1

iface enp0s31f6 inet6 static
        address  2a01:4f8:173:1f29::2
        netmask  64
        gateway  fe80::1