Chapter 5. Diagramming the Network Infrastructure

Solutions in this chapter:

▪ Preexisting Documentation
▪ Physical Layout
▪ Logical Layout
▪ Internal Access
▪ External Access
▪ The Incident
Summary
Solutions Fast Track
Frequently Asked Questions

Introduction

It would be great if you could approach the network administrator of a company, ask for the network documentation, and get an up-to-date Visio diagram with every hardware device, along with its network address. However, this will almost never happen. There are several reasons for this, including constantly changing infrastructure, high employee turnover, lack of training, and lack of investment in technology. In the off chance that documentation exists, it is likely to be out of date or inaccurate. ...

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