interfaces

# /etc/network/interfaces -- configuration file for ifup(8), ifdown(8)

# The loopback interface
auto lo
iface lo inet loopback

# Wired or wireless interfaces
# DHCP IP given by the router
auto eth0
iface eth0 inet dhcp

# Internal static IP. No gateway.
iface eth0 inet static
    address 192.168.1.52
    netmask 255.255.255.0
    gateway 0.0.0.0
    dns-nameservers 8.8.8.8 8.8.4.4

# Extra static IP. No gateway
iface eth0 inet static
    address 10.70.10.52
    netmask 255.255.255.0
    gateway 0.0.0.0
    dns-nameservers 8.8.8.8 8.8.4.4

# ensp is a adapter for the left side extension (for axcf1152 you probably never use that interface, but with axcf2152 could be).
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