
14
14
IPv6 Routing
The primary difference between an ordinary host and a router is that the
router is configured to accept packets intended for another destination
and to forward those packets to what the router determines is the best
next hop. The router usually also supports at least one routing protocol
through which it can acquire current information about network routes.
In this chapter, after an overview of IP routing in general, we’ll introduce
the changes necessary to support IPv6 routing.
14.1 IP Routing Fundamentals
The simplest of routers are those serving a single network with two inter-
faces: one for the local network and the other for sending ...