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 SIP TrunkingThe first complete guide to planning, evaluating, and implementing high-value SIP trunking solutions
Most large enterprises have switched to IP telephony, and service provider backbone networks have largely converted to VoIP transport. But there’s a... |  |  The 3CX IP PBX Tutorial
Traditional PBX systems have often been expensive and proprietary. With 3CX, you can now create an easy-to-use, complete, and cost-effective phone system on Microsoft Windows. This practical guide offers the insight that a reader needs to exploit the potential that 3CX has to offer.
This practical hands-on book covers everything... |  |  Telecommunications Quality of Service Management: From Legacy to Emerging ServicesAn understanding of the basic concepts of quality and its management is essential for the professional management of Quality of Service (QoS) in telecommunications. As people increasingly rely on the new services for their lifestyle and work, their expectations for high reliability and quality are bound to rise. QoS is therefore likely to become... |
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 Communications Systems and NetworksPacked with diagrams and illustrations, Communications & Systems delivers plain-English explanations of all the technical fundamentals -- and puts everything in context by addressing standards, regulations, and the real-world outlook for legacy, contemporary, and emerging technologies. In this unique overview, Ray Horak lucidly... |  |  Enough: Why the World's Poorest Starve in an Age of Plenty.For more than thirty years, humankind has known how to grow enough food to end chronic hunger worldwide. Yet while the вÐÑGreen RevolutionвÐÑ succeeded in South America and Asia, it never got to Africa. More than 9 million people every year die of hunger, malnutrition, and related diseases every year most of them in Africa ... |  |  Spring Enterprise Recipes: A Problem-Solution ApproachThe Spring Framework is a widely adopted enterprise and general Java framework. The release of Spring Framework 3.0 has added many improvements and new features for Spring development. Written by Gary Mak of the best-selling Spring Recipes and Josh Long, an expert Spring user and developer, Spring... |
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