Router Internals

By Dan DiNicolo, June 6th, 2006 Posted in CCNA Study Guide Chapter 06. Subscribe to our RSS Feed

The internal components of the router are where the real magic takes place. Think of a Cisco router are being really no more than a specialized computer running a custom operating system. In this case, it is a computer optimized to provide routing and related functions. Instead of relying on a hard disk for storage, a Cisco router relies on different types of memory, each with a different purpose. In this section we’ll take a look at each of these different storage areas, and the functions they are responsible for.

There are four main memory areas within a Cisco router that you’ll need to be familiar with – Flash, RAM, ROM, and NVRAM.

Written by Dan DiNicolo - Visit Website

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