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Cisco CCNA Routing and Switching ICND2 200-101 Official Cert Guide by Wendell Odom

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Verifying IPv6 Connectivity

Most troubleshooting tasks, both on the job and for the exam, begin with a partially working network. To find the existing problems, the engineer needs to try various commands to test the network to verify what works properly and what does not. This next topic reviews a few commands useful for verifying IPv6 connectivity both on hosts and on routers.

Verifying Connectivity from IPv6 Hosts

The first item to check with on any IPv6 host should be the four key IPv6 settings on a host, as shown on the left side of Figure 16-10. This verification step should not only look at the host itself but also compare the host’s settings to the other devices in the network. For instance, the host’s default router (default gateway) ...

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