Debian: network bonding

Install

apt-get install ifenslave

Interface Down

ifdown eth0 (Repeat for all interfaces included in the bond)
ifdown enp3s0
ifdown enp2s0
/etc/init.d/networking stop

Modify the /etc/network/interfaces file:

auto bond0
iface bond0 inet static
    address 192.168.0.7
    netmask 255.255.255.0
    network 192.168.0.0
    gateway 192.168.0.222
    bond-slaves enp2s0 enp3s0
    bond-mode active-backup
    bond-miimon 100
    bond-downdelay 200
    bond-updelay 200