ubuntu@maas19-node2:~$ cat /etc/network/interfaces-before-add-juju-bridge
auto lo
iface lo inet loopback
dns-nameservers 10.11.19.2
dns-search maas19
auto eth0
iface eth0 inet manual
bond-lacp_rate slow
bond-xmit_hash_policy layer2
bond-miimon 100
bond-master bond0
mtu 1500
bond-mode active-backup
auto eth1
iface eth1 inet manual
bond-lacp_rate slow
bond-xmit_hash_policy layer2
bond-miimon 100
bond-master bond0
mtu 1500
bond-mode active-backup
auto eth2
iface eth2 inet manual
mtu 1500
auto eth3
iface eth3 inet manual
mtu 1500
auto bond0
iface bond0 inet static
gateway 10.11.19.1
address 10.11.19.110/24
bond-lacp_rate slow
bond-xmit_hash_policy layer2
bond-miimon 100
mtu 1500
bond-mode active-backup
hwaddress 52:54:00:2d:8c:3d
bond-slaves none
source /etc/network/interfaces.d/*.cfg