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IP Routing Primer by Robert Wright

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Using Default and Static Routes in Complicated Networks

In this section, several scenarios are presented using static routes and gateways of last resort. These concepts are some of the most difficult for those new to the nuances of IP routing to understand. To truly understand routing, you must have a solid grasp on the fundamentals of local domains versus non-local domains, gateways of last resort, summarized routes, and redistribution of static routes and default metrics.

People who are fully conversant in IP routing can analyze any routing table and determine what will happen when a packet to any possible destination is encountered.

Using Static Routes

In the scenario shown in Figure 5-5, you can see what happens when an improper static ...

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