Cisco Router
I had a Cisco router with the latest updates in my lab. Cisco provided the router to support this book, so I will describe the configuration on a Cisco router. Configuration of other routers might be fairly similar. If you are familiar with your routing hardware, you will figure out how to do it or your vendor can provide the necessary information.
Cisco’s IPv6 support begins with the Cisco IOS 12.2(2) Technology release. Make sure you are using the latest release because new features will be supported with every update. There is detailed documentation for IPv6 on Cisco’s web site, where you can find an overview, configuration descriptions, and commands. For a detailed explanation of configuring your Cisco router for IPv6, refer to the following page: http://www.cisco.com/univercd/cc/td/doc/product/software/ios122/122newft/122t/122t2/ipv6/ftipv6c.htm.This link relates to the current IOS. If you are using a later release, you might have to find a different link on the Cisco web site.
Figure 11-3 shows the interface configuration in my lab.
Figure 11-3. Interface configuration on our Cisco router
First, I needed to enable IPv6 packet forwarding. This is not enabled by default (different from IPv4). It is done with the global command ipv6 unicast-routing (not shown on the screenshot). Next, I configured the interface Ethernet 0/0. By typing IPv6 ?, I received a list of ...
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