Chapter 2. Configuring Network Settings

Sitting here feverishly typing away at the keyboard, I am reasonably hopeful that the title of this chapter may allude in some way to what we will cover. So, I am eager that it will not be too much of a shock when I reveal that we will discover how to configure networking on your RHEL 7 system in this chapter. However, breaking this down a little, we will look at a little more than just networking. Firstly, we will make sure that you are up to speed with how to gain administrative rights in Linux. Although, this has nothing to do with networking, gaining administrative rights becomes the ground for much of what we will do in the book. Once we have finished with the initial rights section, we will then quickly move on to investigate how networking is configured on RHEL 7. In this chapter, we will cover the following topics:

• Elevating privileges
• Using ip and hostnamectl
• NetworkManager and network scripts
• Interacting with NetworkManager
• Using the...