In this chapter, you saw that Untangle NGFW is available as a downloadable software or as an appliance to be purchased. We defined its hardware requirements. You also learned how to download an Untangle image, how to make a bootable media from this image, the lab environment to be used to practice the scenarios in this book, and finally, had a step-by-step guide through the installation process.

In the next chapter, we'll see the initial configuration of the server.