Well the first book we would have to recommend would be non other than the Cisco Press Official CCNA Certification Library which includes the ICND1 and ICND2 Official certification guides. This is a must have for every candidate that is perusing the CCNA and it is highly recommended that every candidate reads these books prior to attempting to do any labs provided by the Free CCNA Workbook.
When I started getting into Cisco Networking back in 2004, one of the books I read at the time was Tom Lammel’s CCNA book, this guy writes his books in such a way that they are easy to understand and less confusing than that of the Cisco Press Official Certification Library. Detailed explanations and an easy to follow page structure.
If you are looking for CCNA practice exam questions than look no further. This book written by none other than the legendary Jeremy Cioara. This book is all about practice questions. Hundreds of questions with answers and explanations. Highly recommended to test your knowledge and readiness for the CCNA Exam.
For those of you whom are interested in persuring the Cisco CCNA Security certification then Free CCNA Workbook highly recommends the Cisco Press CCNA Security Offical Certification Guide written by Keith Barker and Scott Morris, two world renowned Cisco Certified Instructors with several Cisco Press publications.
The VoIP Industry has taken off like a rocket in the past decade and the demand for Cisco CCNA Voice engineers has grown exponentially. Studies show that the Cisco Voice certifications pay the most and for those of you who are in it for the money, look no further than the Cisco CCNA Voice Official Certification Guide written by the best Cisco instructor in the industry, Jeremy Cioara!