interface eth0 network 0.0.0.0 mask  0.0.0.0 
interface eth1 network 11.0.0.0 mask  255.255.255.0 
interface eth3 network 12.0.0.0 mask  255.255.255.0 
interface eth0 network 169.254.169.254 mask  255.255.255.255 
interface eth0 network 192.0.2.0 mask  255.255.255.0 
cluster_network 12.0.0.21/24