iface bond0 use bond requires eth0 eth1 bond-mode 802.3ad bond-xmit-hash-policy layer2+3 auto br0 iface br0 use bridge requires bond0 address 203.0.113.2/24 address 2001:db8:1000:2::2/64 gateway 203.0.113.1 gateway 2001:db8:1000:2::1