In order to fulfill Linux’s promise of delivering speed, efficiency, and reliability to a network, you must be able to properly customize and perform upgrades on this operating system. Updated to reflect all the recent changes to the core Linux kernel up...

Enabling users to stay connected with wireless access to calendars, corporate data, real-time e-mail, and a phone, BlackBerry devices have experienced an explosion in popularity. Many would argue that they have become a business necessity. In the first book to deal with the support and development of BlackBerry devices,...

Do your customers have the confidence to do business over the Internet? By implementing Public Key Infrastructure (PKI) technologies, you’ll be able to quickly gain their trust through secure transactions. This book provides you with a clear...

Once you get your wireless network up and running, you'll wonder how you got along without it. And you'll wonder how home and small business users survived before Geeks On Call. This book is jam-packed with simple steps, quick solutions, and basic information to make setting up and using...

Experts forecast a future in which all telephone services will be delivered over the economical, efficient IP network. In this follow-up to Wireless and Mobile Network Architecture, the bestselling guide to wireless network engineering, Yi-Bing Lin and Ai-Chun Pang delve...

Despite the features that make Voice over IP so attractive from the standpoint of cost and flexibility of telephone services, businesses will only adopt it once they’ve determined whether, and under what circumstances, the quality of VoIP will be satisfactory to...

This book is designed to help anyone interested in adding elements of interactivity to their personal
web pages. Some experience with a PC is required, as we will not cover how to access the Internet
or how to use a web browser. You don’t have to be an HTML expert, although it will help if you
have some experience with that...

What do you want to do with CDs and DVDs? Share home movies? Create a music library? Preserve your business records? Roxio’s Easy Media Creator can do it all and with this...

The third revision of TTCN combines the best parts of previous versions with a powerful new textual syntax to create a universal testing language, whose application has been widened beyond communication systems to areas...