This part of the text deals with one of the seven overall sections you must master for the CCNA exam. There are three chapters total that make up Part 4.
Here you begin by examining the many options for wide area networking today, then you move to fascinating discussions of eBGP and QoS technologies. This is an area of very unique topics from the previous editions of CCNA. For many students, these chapters will be critical in their preparation. Part 4 includes the following chapters: