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Unified Communications with Elastix is a work intended for users and enthusiasts of this distribution. It serves also as reference material for those who want to enter the world of Voice over IP.Since its first edition, this book has been t… more

Recent advances in VoIP (Voice over IP) technology have made it the solution of choice for voice service because of its low cost and increased reliability. Voice Over IP Crash Course offers practical technology coverage.

Book for the Kindle: Definitive Guide to Voip: Everything You Ever Wanted to Know About Voice Over IP Technology ********** … more

Offering new services is a great way for your organization to drive traffic and boost revenue, and what better foundation for these services than IP? This much is a given. The difficulty is uniting business and technical perspectives in a… more

Cable is now as much in the broadband business as it is television. This book explains the fundamentals of coaxial cable technology and the DSP that controls it, along with the cable modem and voice over IP technology now drastically changi… more

Your first step into the world of IP telephony No IP telephony experience required Includes clear and easily understood explanations Makes learning easy  Your first step to the world of IP telephony begins here! Learn how voice … more

This book is divided into four parts. Part I begins with several chapters on the basics of Skype. Here the reader learns how to install and configure Skype on several platforms including Windows, Max OSX, Linux, and PocketPC. The reader wil… more

VoIP and convergence are hot topics, and the CVOICE 8.0 exam targets candidates looking to pass Exam 642-437 and pursue their CCNP Voice certification. Companies continue to add VoIP service at a record pace, and network administrators are … more

In 2002 voice over IP will constitute more than 25% of all long distance voice calls, according to Network World. That’s more than a 30% ramp-up from 2001. The emergence of SIP, MPLS and new quality of service tools is making carrier grade … more

In DetailBackTrack is a Linux-based penetration testing arsenal that aids security professionals in the ability to perform assessments in a purely native environment dedicated to hacking. BackTrack is a distribution based on the Debian GNU/… more

This book is divided into four parts. Part I begins with several chapters on the basics of Skype. Here the reader learns how to install and configure Skype on several platforms including Windows, Max OSX, Linux, and PocketPC. The reader wil… more

This is the eBook version of the printed book. If the print book includes a CD-ROM, this content is not included within the eBook version. Learn real-world voice-over-IP deployment solutions and strategies from the Cisco experts Deploy… more

Includes new coverage on the advances in signaling protocols, second-generation switching and the development of non-switched alternatives, and the implementation lessons learned.Contains in-depth coverage of network architectures used to s… more

CCNA Practice Questions Third Edition   Jeremy Cioara   CCNA 640-802   The Smart Way to Study™   Master Your Knowledge of the CCNA Exam!   Simulations now included with MeasureUp’s innovative test engine for better preparation for the real… more

CCNP Quick Reference Sheets Bundle (Digital Short Cut) Brent Stewart, Denise Donohue, Jay Swan ISBN: 1-58705-327-6   As a final exam preparation tool, the four CCNP Quick Reference Sheets included in this value-priced bundle provide a c… more

MythTV is a powerful open source personal video recorder (PVR) application that runs on Linux. Developed for several years by volunteers, it offers a stable and extensible platform for automating all of the things you would expect from a PV… more

In 1999-2000, VoIP (Voice-over-IP) telephony was one of the most successful buzzwords of the telecom bubble era. However, in 2001-2003, VoIP faced a very tough reality check. Now, manufacturers and service providers are drawing on what they… more

The Second Edition of the Best Damn Firewall Book Period is completely revised and updated to include all of the most recent releases from Microsoft, Cisco, Juniper Network, SonicWALL, and Check Point.Compiled from the best of the Syngress … more

Fully updated expanded to cover the latest devious hacking methods Featuring in-depth, advanced coverage of vulnerability discovery and reverse engineering,  Gray Hat Hacking, Third Edition provides eight brand-new chapters on the latest e… more

Back in 1999, when IEEE~802.11 was being standardized, the researchers andengineers working on the standard arguably never thought about the new ways weuse this technology today. Real-time applications such as voice over IP andvideo confere… more