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CCNA® Cisco Certified Network Associate: Study Guide, Seventh Edition by Todd Lammle

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Migrating to IPv6

We certainly have talked a lot about how IPv6 works and how we can configure it to work on our networks, but what is doing that going to cost us? And how much work is it really going to take? Good questions for sure, but the answers to them won’t be the same for everyone. This is because how much you are going to end up having to pony up is highly dependent upon what you’ve got going on already in terms of your infrastructure. Obviously, if you’ve been making your really old routers and switches “last” and therefore have to upgrade every one of them so that they’re IPv6 compliant, that could very well turn out to be a good-sized chunk of change! Oh, and that sum doesn’t even include server and computer operating systems (OSs) ...

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