Chapter 1. Getting Started in Internetworking
The OSI Reference Model— Review of the seven layers of tasks that make communications systems operate.
Types of Internetworking Devices— The main devices on an internetwork: bridges, switches, routers, and access servers.
An Internetwork Example— A specific internetwork topology that is used as an example throughout the book.
This chapter helps you start learning about internetworking. Understanding this complex topic is the first step toward understanding the Cisco Internetwork Operating System (IOS). The IOS provides the intelligence that Cisco products require to perform their various internetworking tasks. The IOS is an operating system with a proprietary user interface, command set, configuration ...
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