(1)notReachable means the route is not reachable and no neighbor request entry is built to resolved the next-hop. It happens when there is no route or neighbor to reach the static route's next-hop. (2)tryToResolve means the route is not reachable but a neighbor request entry is built to resolved the next-hop. It happens when there is a local equivelent route in system to reach the next-hop but the neighor is not learnt yet (3)reachableNotInRtm means the static route is reachable but it is not in RTM. It happens when the static route is reachable, but it is not the best among alternative static route. (4)reachableInRtm means the static route is reachable and it is in RTM. It happens when the static route is reachable, and it is the best among alternative static route to be added into RTM.