Part 3: Linux as a Part of a Larger System
All modern IT infrastructures consist of multiple machines with different roles, so all systems administrators need to know how to make their Linux-based systems work together. In this part of the book, you will learn how to collect log messages from all these systems on a central server, simplify user account and permission management by using centralized authentication mechanisms, create robust services with automatic failover and load balancing, and manage multiple systems at once with automation tools. You will also learn how to keep your systems secure.
This part has the following chapters: