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Practical VoIP book Using VOCAL While many books describe the theory behind Voice over IP, only Practical VoIP Using VOCAL describes how such a phone system was actually built, and how you too can acquire the source code, install it onto a system, connec

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  1. Practical VoIP book Using VOCAL
    While many books describe the theory behind Voice over IP, only Practical VoIP Using VOCAL describes how such a phone system was actually built, and how you too can acquire the source code, install it onto a system, connect phones, and make calls. The Vovida Open Communication Application Library (VOCAL) is an open source software project that provides call control, routing, media, policy, billing information and provisioning on a system that can range from a single box in a lab with a few test phones to a large, multi-host carrier grade network supporting hundreds of thousands of users. VOCAL is freely available from the Cisco Systems-sponsored Vovida.org community web site (www.vovida.org). A Silicon Valley start-up called Vovida Networks, Inc created VOCAL and invested over one hundred man years into its development. Since Cisco acquired Vovida in 2000, individuals representing every significant telecom company and service provider in the world have downloaded the source code. 
      
  2. Switching to VoIP Books
    More and more businesses today have their receive phone service through Internet instead of local phone company lines. Many businesses are also using their internal local and wide-area network infrastructure to replace legacy enterprise telephone networks. This migration to a single network carrying voice and data is called convergence, and it's revolutionizing the world of telecommunications by slashing costs and empowering users. The technology of families driving this convergence is called VoIP, or Voice over IP. VoIP has advanced Internet-based telephony a viable solution, piquing the interest of companies small and large. The primary reason for migrating to VoIP is cost, as it equalizes the costs of long distance calls, local calls, and e-mails to fractions of a penny per use. But the real enterprise turn-on is how VoIP empowers businesses to mold and customize telecom and datacom solutions using a single, cohesive networking platform.
     
  3. VoIP Book Reviews
    Professional VoIP books writers review the best VoIP books available on the market. Browse our Book Review section and find an impressive number of VoIP books. With a potential 90 percent reduction in phone costs, business voice over data networks could offer your business substantial benefits. But how do you know if telephone over IP (Internet Protocol) suits your needs and setup? And if it does, what will it take to make it work? The classic 'read a book' still applies in this case. No matter whether you are looking for piano lessons or latest technology information, books will always be a great way to help you. And VoIP books are just what you need to learn a lot of interesting and useful things about VoIP.
      
  4. Voice over IP Fundamentals Books
    Voice over IP (VoIP), which integrates voice and data transmission, is quickly becoming an important factor in network communications. It promises lower operational costs, greater flexibility, and a variety of enhanced applications. Voice over IP Fundamentals provides a thorough introduction to this new technology to help experts in both the data and telephone industries plan for the new networks. You will learn how the telephony infrastructure was built and how it works today, the major concepts concerning voice and data networking, transmission of voice over data, and IP signaling protocols used to interwork with current telephony systems. The authors cover various benefits and applications of VoIP and how to ensure good voice quality in your network.
      
  5. VoIP Releases New Book on VoIP Hacking
    Block debilitating VoIP attacks by learning how to look at your network and devices through the eyes of the malicious intruder. Hacking Exposed VoIP shows you, step-by-step, how online criminals perform reconnaissance, gain access, steal data, and penetrate vulnerable systems. All hardware-specific and network-centered security issues are covered alongside detailed countermeasures, in-depth examples, and hands-on implementation techniques. Inside, you?ll learn how to defend against the latest DoS, man-in-the-middle, call flooding, eavesdropping, VoIP fuzzing, signaling and audio manipulation, Voice SPAM/SPIT, and voice phishing attacks.
    * Find out how hackers footprint, scan, enumerate, and pilfer VoIP networks and hardware
    * Fortify Cisco, Avaya, and Asterisk systems
    * Prevent DNS poisoning, DHCP exhaustion, and ARP table manipulation
      
  6. VoIP Hacks Books
    VoIP makes telephony even more hackable than it was in the halcyon days of Steve Wozniak, Steve Jobs, and their legendary ?black boxes.? To get a taste of what?s possible, get VoIP Hacks, another entry in O?Reilly?s marvelously hands-on Hacks series. Voice over Internet Protocol (VoIP) is gaining a lot of attention these days, as more companies and individuals switch from standard telephone service to phone service via the Internet. The reason is simple: A single network to carry voice and data is easier to scale, maintain, and administer. As an added bonus, it's also cheaper, because VoIP is free of the endless government regulations and tariffs imposed upon phone companies.
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    Posted on: March 28, 2008

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