# route > Manually manipulate the routing tables. > Necessitates to be root. - Add a route to a destination through a gateway: `sudo route add {{dest_ip_address}} {{gateway_address}}` - Add a route to a /24 subnet through a gateway: `sudo route add {{subnet_ip_address}}/24 {{gateway_address}}` - Run in test mode (does not do anything, just print): `sudo route -t add {{dest_ip_address}}/24 {{gateway_address}}` - Remove all routes: `sudo route flush` - Delete a specific route: `sudo route delete {{dest_ip_address}}/24` - Lookup and display the route for a destination (hostname or IP address): `sudo route get {{destination}}`