sudo ifconfig $eth down
sudo ifconfig $eth 192.168.1.241 up
# backup network (thompson 10.0.0.138)
-sudo ifconfig $eth:10 10.0.0.1 up
+sudo ifconfig $eth:10 10.0.0.100 up
sudo route add -net 192.168.1.240/28 dev $eth
echo "Setup of $eth to 192.168.1.90 ready"