Understanding Cisco Networking Technologies, Volume 1

Chapter 9IP Routing

 It’s time now to turn our focus toward the core topic of the ubiquitous IP routing process. It’s integral to networking because it pertains to all routers and configurations that use it, which is easily the lion’s share. IP routing is basically the process of moving packets from one network to another network using routers. And by routers, I mean Cisco routers, of course! However, the terms router and layer 3 device are interchangeable, and throughout this chapter when I use the term router, I am referring to any layer 3 device.

Before jumping into this chapter, I want to make sure you understand the difference between ...