Offers impressive, CCNA: Cisco Certified Network Associate Study Guide did a great job to make the network basics approachable. From there, the book explores such topics as network congestion - what causes it and what to do about it - the Internet Protocol (IP) addressing and subnetting, interior routing protocols, and basic routing configuration. As the characteristics of any quality study guide, each chapter concludes with a summary followed by review questions mount, which is good practice for the CCNA exam is written. In addition, this book contains a 116 page glossary fantastic - again, incredible feature for newcomers network.