gistfile1.txt

# /etc/network/interfaces

# The loopback network interface
auto lo
iface lo inet loopback
  #add additional IP for anycast route
  up ip addr add 172.30.255.240/32 dev lo
  
# add another anycast address
auto lo:1
iface lo:1 inet loopback
  up ip addr add 172.30.255.250/32 dev lo

# The primary network interface
auto eth0
iface eth0 inet dhcp