auto lo
iface lo inet loopback
# device: enp2s0
auto enp2s0
iface enp2s0 inet static
address 78.255.255.75
netmask 255.255.255.224
pointopoint 78.255.255.65
gateway 78.255.255.65
iface enp2s0 inet6 static
address 2a01:affe:affe:affe::2
netmask 128
gateway fe80::1
up sysctl -p
auto vmbr0
iface vmbr0 inet static
address 78.255.255.75
netmask 255.255.255.224
bridge_ports none
bridge_stp off
bridge_fd 0
up ip route add 78.255.255.90/27 dev vmbr0
iface vmbr0 inet6 static
address 2a01:affe:affe:affe::2
netmask 64
gateway 2a01:affe:affe:affe::1
# up route -6 add 2a01:affe:affe:affe::/64 enp2s0