Recieved this in my email:
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VoIP has advanced Internet-based telephony to a viable solution, piquing
the interest of companies small and large. Developed from real-world
experience by a senior developer, O'Reilly's "Switching to VoIP" provides
solutions for the most common VoIP migration challenges.
If you're a network professional who is migrating from a traditional
telephony system to a modern, feature-rich network, this book is a
must-have. You'll discover the strengths and weaknesses of
circuit-switched and packet-switched networks, how VoIP systems impact
network infrastructure, as well as solutions for common challenges
involved with IP voice migrations. Among the challenges discussed and
projects presented:
-building a softPBX
-configuring IP phones
-ensuring quality of service
-scalability
-standards-compliance
-topological considerations
-coordinating a complete system ?switchover?
-migrating applications like voicemail and directory services
-retro-interfacing to traditional telephony
-supporting mobile users
-security and survivability
-dealing with the challenges of NAT
You'll learn how to build an IP-based or legacy-compatible phone system
and voicemail system complete with e-mail integration while becoming
familiar with VoIP protocols and devices. "Switching to VoIP" remains
vendor-neutral and advocates standards, not brands. If VoIP has your
attention, this book will help you build your own system, install it, and
begin making calls. It's the only thing left between you and a modern
telecom network.
To order your copy or for more information, see:
http://www.oreilly.com/catalog/switchingvoip/
or call 1-800-998-9938
or email
Switching to VoIP
By Theodore Wallingford
Publisher: O'Reilly
ISBN: 0-596-00868-6, 502 pages, $39.95 US, $55.95 CA
http://www.oreilly.com/catalog/switchingvoip/
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