Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Great Networking Knowledge

This book holds quite a bit of knowledge about networking. It is very thorough and includes all you could ever want to know. The reading is more technical because of the kind of book it is. Explanations of topics are very simplistic and you are able to understand. The organization of the book is excellent and provides links to other chapters in the book covering topics mentioned in more detail. Great book for a networking enthusiast.