Enable forwarding in all the routers

gen_disks.sh

@@ -24,6 +24,7 @@ for dir in output/*/; do
 		hosts /etc/hosts
 		hostname /etc/hostname
 		mactab /etc/mactab
+		routing.conf /etc/sysctl.d/routing.conf
 END
 	umount "$mount"
 	losetup -d "$loop"

gen_machines.py

@@ -30,6 +30,7 @@ class Computer:
 			'hosts',
 			'hostname',
 			'mactab',
+			'routing.conf',
 			]
 		context = {'c': self}
 	

templates/routing.conf

@@ -0,0 +1 @@
+net.ipv4.conf.all.forwarding=1