# interfaces(5) file used by ifup(8) and ifdown(8) # local loopback auto lo iface lo inet loopback # VirtualBox NAT -- for Internet access to VM auto eth2 iface eth2 inet static # OpenStack Single Node. # OpenStack Management Network auto eth0 iface eth0 inet static address 10.10.10.51 netmask 255.255.255.0 gateway 10.10.10.1 # Expose OpenStack API to External Network/Internet auto eth1 iface eth1 inet manual up ifconfig $IFACE 0.0.0.0 up up ip link set $IFACE promisc on down ip link set $IFACE promisc off down ifconfig $IFACE down # VM Internet Access auto br-ex iface br-ex inet static address 192.168.100.51 netmask 255.255.255.0 gateway 192.168.100.1 dns-nameservers 8.8.8.8