# /etc/network/interfaces -- configuration file for ifup(8), ifdown(8)
# The loopback interface
auto lo
iface lo inet loopback


# Wired or wireless interfaces
auto eth0
iface eth0 inet static
    address 192.168.0.10
    netmask 255.255.255.0
    gateway 192.168.0.1 
    dns-nameservers 192.168.0.1 8.8.8.8 8.8.4.4 

auto eth0:1
iface eth0:1 inet static
    address 192.168.1.10
    netmask 255.255.255.0

auto eth0:2
iface eth0:2 inet static
    address 192.168.8.10
    netmask 255.255.255.0

auto eth0:3
iface eth0:3 inet static
    address 192.168.20.10
    netmask 255.255.255.0

auto enp1s0
iface enp1s0 inet static
    address 192.168.2.10
    netmask 255.255.255.0
    gateway 192.168.2.1
    dns-nameservers 8.8.8.8 8.8.4.4