Targeting the snags, glitches, and predicaments cited most frequently by readers, bestselling author Dan Gookin clearly explains how to diagnose and cure common PC problems, whether they originate with software, the operating system, or hardware
This updated edition features new, expanded coverage of laptop woes as well as Internet and e-mail issues, broadband connections, spam blocking, and security concerns
Provides advice on how to prevent PC problems in the first place and create a safe and secure PC environment
Dan Gookin is known for his ability to explain technology in an easy-to-understand and enjoyable fashion; his writing style, name, and reputation are unparalleled in the industry.

This new work presents the mathematical theory and techniques for analyzing and modeling high-performance global communication networks, with a focus on software employed at the end nodes and intermediate switches.
Topics include, but are not limited to Markov chains and queuing analysis, traffic modeling, interconnection networks, and switch architectures and buffering strategies. Several appendices are provided as a handy reference for material and formulas discussed in the book. The author provides a discussion of the use of MATLAB® in engineering applications.
Over 500 homework problems are included in the text. A separate protected solutions manual will be available to instructors adopting this book as the primary text in courses.
Analysis of Computer and Communication Networks is intended for senior and graduate students, university researchers and practicing engineers in communications, network design and analysis.

Put your phone system on your computer network and see the savings

See how to get started with VoIP, how it works, and why it saves you money

VoIP is techspeak for “voice over Internet protocol,” but it could spell “saving big bucks” for your business! Here’s where to get the scoop in plain English. Find out how VoIP can save you money, how voice communication travels online, and how to choose the best way to integrate your phone system with your network at home or at the office.

In order to stay up to date with the latest and greatest ethical hacking tools and resources, you have to know where to turn to. This Web page contains my favorite security sites, tools, resources, and more that you can also benefit from in your ongoing ethical hacking

A Comprehensive, Thorough Introduction to High-Speed Networking Technologies and Protocols.
Network Infrastructure and Architecture: Designing High-Availability Networks takes a unique approach to the subject by covering the ideas underlying networks, the architecture of the network elements, and the implementation of these elements in optical and VLSI technologies. Additionally, it focuses on areas not widely covered in existing books: physical transport and switching, the process and technique of building networking hardware, and new technologies being deployed in the marketplace, such as Metro Wave Division Multiplexing (MWDM), Resilient Packet Rings (RPR), Optical Ethernet, and more.