Get to grips with advanced real-time communication applications and services on WebRTC with practical, hands-on recipes
Using WebRTC, it is easy to develop in-browser applications and web services with extended multimedia features such as audio/video calls, VoIP, screen casting, peer-to-peer file transferring and more, without installing any third-party components/plugins on the client. In this book, you'll explore practical more » recipes covering the core aspects of application and service development with WebRTC.
After a recap of the basics of developing rich media web applications and services, you will delve into core functionalities such as security and SSL, integration with other technologies such as VoIP and SIP, debugging clients and servers, working with filters, native applications for mobile platforms, and using third-party components.
By the end of this book, you will be able set up advanced, real-time, communicating networks with a full understanding of core WebRTC features. « less
Build robust, high-performance telephony systems using FreeSWITCH
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 more » is time-consuming and involves a lot of technical skill.
FreeSWITCH 1.2 comes to your rescue to help you set up a telephony system quickly and securely using FreeSWITCH. It is rich with practical examples and will give you all of the information and skills needed to implement your own PBX system. « less
A system administrator's guide to VoIP technologies
Go under the hood of an operating Voice over IP network, and build your knowledge of the protocols and architectures used by this Internet telephony technology. With this concise guide, you'll learn about services involved in VoIP and get a first-hand view of network data packets from the time the phones more » boot through calls and subsequent connection teardown.
With packet captures available on the companion website, this book is ideal whether you're an instructor, student, or professional looking to boost your skill set. Each chapter includes a set of review questions, as well as practical, hands-on lab exercises. « less
Foundation Learning Guide: CCNP Voice (CVoice) 642-437
mplementing Cisco Unified Communications Voice over IP and QoS (CVOICE) Foundation Learning Guide is a Cisco - authorized, self-paced learning tool for CCNP Voice foundation learning. Developed in conjunction with the Cisco CCNP Voice certification team, it covers all aspects of planning, designing, more » and deploying Cisco VoIP networks and integrating gateways, gatekeepers, and QoS into them. « less
Migrating from TDM to IP for Business to Business Communication
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 more » use Session Initiation Protocol (SIP) trunking to eliminate legacy interconnects and gain the full benefits of end-to-end VoIP.
Written for enterprise decision-makers, network architects, consultants, and service providers, this book demystifies SIP trunking technology and trends and brings unprecedented clarity to the transition from TDM to SIP interconnects. The authors separate the true benefits of SIP trunking from the myths and help you systematically evaluate and compare service provider offerings. You will find detailed cost analyses, including guidance on identifying realistic, achievable savings.
SIP Trunking also introduces essential techniques for optimizing network design and security, introduces proven best practices for implementation, and shows how to apply them through a start-to-finish case study. « less
An End-to-End Perspective
WiMAX is the first standard technology to deliver true broadbandmobility at speeds that enable powerful multimedia applicationssuch as Voice over Internet Protocol (VoIP), online gaming, mobileTV, and personalized infotainment. WiMAX Security and Quality of Service, focuses on the interdisciplinary subject more » of advancedSecurity and Quality of Service (QoS) in WiMAX wirelesstelecommunication systems including its models, standards,implementations, and applications. « less
How to build and configure a PBX with open source software
Asterisk is one of the most important open source softwares for IP telephony. Since it was first released in 1999 it has been transforming and innovating the whole telephony market. The Configuration Guide for Asterisk PBX is a text book dedicated for people who wants to learn Asterisk. It has been built more » more like a text book instead of a reference. You should be able to learn Asterisk in a week with this book. The new version is updated for Asterisk 1.4 and 1.6. There is a new chapter on how to setup Asterisk using freePBX 2.5. « less
For an accessible and comprehensive survey of telecommunications and data communications technologies and services, consult the Telecommunications and Data Communications Handbook, which includes information on origins, evolution and meaningful contemporary applications. Find discussions of technologies more » set in context, with details on fiber optics, cellular radio, digital carrier systems, TCP/IP, and the Internet. Explore topics like Voice over Internet Protocol (VoIP); 802.16 & WiMAX; Passive Optical Network (PON); 802.11g & Multiple Input Multiple Output (MIMO) in this easily accessible guide without the burden of technical jargon. « less
A step-by-step guide to installing and running your home and office VoIP system
TrixBox is a telephone system based on the popular open source Asterisk PBX (Private Branch eXchange) Software. TrixBox allows an individual or organization to setup a telephone system with traditional telephone networks as well as Internet based telephony or VoIP (Voice over Internet Protocol). SugarCRM more » can be integrated with Asterisk, and is bundled with Trixbox offering real power and flexibility.
The book begins by introducing telephony concepts before detailing how to plan a telephone system and moving on to the installation, configuration, and management of a feature packed PBX. « less
See how to get started with VoIP, how it works, and why it saves you money
VoIP is techspeak for "voice over Internet protocol," but it could spell "saving big bucks" for your business! Here's where to get the scoop in plain English. Find out how VoIP can save you money, how voice communication travels more » online, and how to choose the best way to integrate your phone system with your network at home or at the office. « less