route [-f] [-p] [Command [Destination] [mask Netmask] [Gateway] [metric
Metric]] [if Interface]]

To display the entire contents of the IP routing table, type:

route print

to add static route:
route add 192.168.2.0 mask 255.255.255.0 192.168.12.1

To add a persistent route (will work after rebooting)
route -p add 10.41.0.0 mask 255.255.0.0 10.27.0.1