# interfaces(5) file used by ifup(8) and ifdown(8) # local loopback auto lo iface lo inet loopback # Virtual Box NAT -- for internet access to VM auto eth3 iface eth3 inet dhcp # OpenStack Multi Node # Network Node # OpenStack Management Network auto eth0 iface eth0 inet static address 10.10.10.52 netmask 255.255.255.0 gateway 10.10.10.1 # VM Internal Communication Network auto eth1 iface eth1 inet static address 10.20.20.52 netmask 255.255.255.0 # VM internet/external network Access auto eth2 iface eth2 inet static address 192.168.100.52 netmask 255.255.255.0