Summary
As internetworks grow larger and more complex, a much greater potential exists for problems to disable portions or the entire network. You may also face issues that degrade performance to unacceptable levels. This complexity of additional users, resources, protocols, interfaces, and vendors requires you to have a full tool bag to troubleshoot problems. Scalable networks are not one-size-fits-all. Hardware, software, and the web are constantly changing. The resources innate to the Cisco IOS and various third-party tools covered in this chapter should help you deal with this. These first two chapters are designed to provide you with a foundation for the practical exercises in the remainder of the book. The next two chapters examine IP and ...
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