### Hetzner Online GmbH installimage

source /etc/network/interfaces.d/*

auto lo
iface lo inet loopback

auto eth0
iface eth0 inet static
address <Main_Server_IP>
netmask 255.255.255.224
pointopoint <GW_IP>
gateway <GW_IP>


auto virbr0
iface virbr0 inet static
address <Main_Server_IP>
netmask 255.255.255.224
bridge_ports none
bridge_stp off
bridge_fd 0
pre-up brctl addbr virbr0
up ip route add <Additional_IP>/32 dev virbr0