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IP Routing Primer by Robert Wright

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Using a Troubleshooting Scenario

The problem in this fictional scenario is that end systems A and B cannot ping each other. (Assume that the Frame Relay network is fully functional.) End system A is a Sun Classic running Solaris 2.5, and end system B is a PC running Windows 95, as shown in Figure 6-1.

Figure 6-1. A and B cannot ping each other

Checking the Available Routes

In the following output of the show ip route 168.71.8.2 from RouterA, you can see that RouterA has a route to the subnet that PC-B is on:

RouterA#show ip route 168.71.8.2Routing entry for 168.71.8.0 255.255.255.0 Known via "rip", distance 120, metric 1 Redistributing via rip ...

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