# Sensor prod
post-up ip route add 225.0.0.0/8 dev eth1
+# The tertiary network interface
auto eth2
iface eth2 inet dhcp
+ pre-up ip link set eth2 up; sleep 5
-auto eth4
-iface eth4 inet dhcp
-
+# The quaternary network interface
auto eth3
iface eth3 inet dhcp
+ pre-up ip link set eth3 up; sleep 5
+
+# The quinary network interface
+auto eth4
+iface eth4 inet dhcp
+ pre-up ip link set eth4 up; sleep 5
+# The senary network interface
auto eth5
iface eth5 inet dhcp
+ pre-up ip link set eth5 up; sleep 5