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Carrier Grade Voice Over IP (second edition)
Carrier Grade Voice Over IP (second edition)
NEW EDITION OF---CUTTING-EDGE SOLUTIONS CUT-TO-THE-CHASE STYLE

In the race to put carrier-quality voice over IP (VoIP)——those using this book run faster and falter less. International expert Daniel Collins’ greatly enhanced Carrier Grade Voice over IP brings you leading-edge signaling schemes,...

FreePBX 2.5 Powerful Telephony Solutions
FreePBX 2.5 Powerful Telephony Solutions
FreePBX is an easy-to-use GUI that controls and manages Asterisk. It gives you pre-programmed functionality accessible through user-friendly web interfaces that allows you to have a fully functional PBX pretty much straight away with no programming. With this book it's easy to master the many features of FreePBX, which will help you to save time...
Software Networks: Virtualization, SDN, 5G and Security (Networks & Telecommunication: Advanced Networks)
Software Networks: Virtualization, SDN, 5G and Security (Networks & Telecommunication: Advanced Networks)

The goal of this book is to describe new concepts for Internet next generation. This architecture is based on virtual networking using Cloud and datacenters facilities. Main problems concern 1) the placement of virtual resources for opening a new network on the fly, and 2) the urbanisation of virtual resource implemented on physical network...

Convergence Technologies for 3G Networks: IP, UMTS, EGPRS and ATM
Convergence Technologies for 3G Networks: IP, UMTS, EGPRS and ATM
The merging of voice and data on a single network opens powerful new possibilities in communications. Only a fundamental understanding of both technologies will ensure you are equipped to maximise their full potential.

Convergence Technologies for 3G Networks describes the evolution from cellular to a converged network that...

Overlay Networks: Toward Information Networking.
Overlay Networks: Toward Information Networking.

A recent Cisco traffic forecast indicates that annual global IP traffic will reach two-thirds of a zettabyte by 2013. With their ability to solve problems in massive information distribution and processing, while keeping scaling costs low, overlay systems represent a rapidly growing area of R&D with important implications for the...

ScreenOS Cookbook
ScreenOS Cookbook
Written by key members of Juniper Network's ScreenOS development team, this one-of-a-kind Cookbook helps you troubleshoot secure networks that run ScreenOS firewall appliances. Scores of recipes address a wide range of security issues, provide step-by-step solutions, and include discussions of why the recipes work, so you can easily set up and keep...
SIP Handbook: Services, Technologies, and Security of Session Initiation Protocol
SIP Handbook: Services, Technologies, and Security of Session Initiation Protocol
Widely adopted by service providers to enable IP telephony, instant messaging, and other data services, SIP is the signaling protocol of choice for advanced multimedia communications signaling. Compiled by noted engineering experts Syed Ahson and Mohammad Ilyas, SIP Handbook: Services, Technologies, and Security of Session Initiation...
Internet Multimedia Communications Using SIP: A Modern Approach Including Java® Practice
Internet Multimedia Communications Using SIP: A Modern Approach Including Java® Practice
Session Initiation Protocol (SIP) was conceived in 1996 as a signaling protocol for inviting users to multimedia conferences. With this development, the next big Internet revolution silently started. That was the revolution which would end up converting the Internet into a total communication system which would allow people to talk to each other,...
Building Enterprise Ready Telephony Systems with sipXecs 4.0
Building Enterprise Ready Telephony Systems with sipXecs 4.0
Open source telephony systems are making big waves in the communications industry. Moving your organization from a lab environment to production system can seem like a daunting and inherently risky proposition. Building Enterprise Ready Telephony Systems with sipXecs delivers proven techniques for deploying reliable and robust communications...
Packet Guide to Voice over IP: A system administrator's guide to VoIP technologies
Packet Guide to Voice over IP: 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 boot through calls and...

IMS: A New Model for Blending Applications (Informa Telecoms & Media)
IMS: A New Model for Blending Applications (Informa Telecoms & Media)

For over a hundred years of modern telecommunication history, public telephone communication has taken place over some form of a circuit switch transmission, which has evolved in its own right from analog to digital and from fixed to mobile networks. Now with the coming of IP Multimedia Subsystem (IMS) technology, which merges the Internet world...

Cisco Unity Fundamentals
Cisco Unity Fundamentals

A comprehensive introduction to deploying, configuring, and maintaining Cisco Unity

  • Discover the various Cisco Unity integration and deployment solutions, as well as the environmental differences between PBX and IP telephony-based telephone systems

  • ...
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