You need full routing tables if you need to make it through partial failures in the Internet at large, say Random Corp bjorks their connection to AT&T but not Century Link (your default won't know ...

To add a static route to the routing table, you will need to use the Route command, but in this case additional parameters are added to it: ROUTE [-f] [-p] [-4|-6] command [destination] [MASK netmask] ...

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