Internal Processing on Cisco Routers
The discussion so far in this chapter explains one way to think about how a host and a router do their work internally. However, for Cisco to compete well in the router marketplace, it must be ready to make its routers perform that routing process well, and quickly, in all kinds of environments. If not, Cisco competitors could argue that their routers performed better, could route more packets per second (pps), and could win business away from Cisco.
This next topic looks a little deeper at how Cisco actually implements IP routing internal to a router. The discussion so far in this chapter was fairly generic, but it matches an early type of internal processing on Cisco routers called process switching. This ...
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