If you work with Cisco Unified Communications Manager, or want to learn how, this is the training for you.
Jeremy Cioara is the master of Cisco VoIP training, and his Cisco 642-446 video series shows you how to become a master of CallManager route plans and Cisco IP phones.
Jeremy fills these VoIP...
AsteriskNOW is an open-source Software Appliance from Digium: a customized Linux distribution, which includes Asterisk (the leading open-source telephony engine and tool kit), the AsteriskGUI, and all the other software needed for an Asterisk telephony system. AsteriskNOW is easy to install. It allows you to deploy...
The configuration guide for Asterisk PBX is a self-training material for the Digium's award winning open source software. With 370 pages and 15 chapters is one the most complete guides for open source IP telephony. It is now ready for the version 1.4.
Anthony Minessale, Darren Schreiber, Michael S. Collins
Год издания: 2010
Формат: pdf
Издат.:
Packt Publishing
Страниц: 320
Размер: 3
ISBN: 1847199968
Язык: Русский
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FreeSWITCH is an open source telephony platform designed to facilitate the creation of voice and chat-driven products scaling from a soft-phone to a PBX and even up to an enterprise-class soft-switch. It is always exciting to design and build your own telephony system to suit your needs, but the task is time consuming...
All you need to know about deploying VoIP protocols in one comprehensive and highly practical reference - Now updated with coverage on SIP and the IMS infrastructure This book provides a comprehensive and practical overview of the technology behind Internet Telephony (IP), providing essential information to Network...
Most large enterprises have switched to IP telephony, and service provider backbone networks have largely converted to VoIP transport. But there?s a key missing link: most businesses still connect to their service providers via old-fashioned, inflexible TDM trunks. Now, three Cisco® experts show how to use Session...
Dorgham Sisalem, John Floroiu, Jiri Kuthan,Ulrich Abend,Henning Schulzrinne
Год издания: 2009
Формат: pdf
Издат.:
Wiley
Страниц: 355
Размер: 3Mb
ISBN: 1587059444
Язык: Английский
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This book gives a detailed overview of SIP specific security issues and how to solve them
While the standards and products for VoIP and SIP services have reached market maturity, security and regulatory aspects of such services are still being discussed. SIP itself specifies only a basic set of security...
В пособии изложены основы строения разных систем радиосвязи РРЛ прямой видимости с частотным и временным разделением каналов, РРЛ с тропосферным рассеянием, системы связи через искусственные спутники Земли, а так же линии волноводной и оптической связи, линии...
