To reach remote networks, at least one routing entry is required. If no routing entries are manually added, your server cannot reach systems that are not on the same network to which the server is attached. You must also add routing entries to allow TCP/IP clients that are attempting to reach your server from a remote network to function correctly.
You should plan to have the routing table defined so that there is always an entry for at least one default route (*DFTROUTE). If there is no match on any other entry in the routing table, data is sent to the IP router specified by the first available default route entry.
To configure a default route, follow these steps: