PBX Systems for IP Telephony

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PBX Systems for IP Telephony

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  • 製本 Paperback:紙装版/ペーパーバック版/ページ数 487 p.
  • 言語 ENG
  • 商品コード 9780071375689
  • DDC分類 621.3857

Full Description

Calling all telecom managers, datacom managers with voice responsibilities, call center managers, VoIP implementers, network integrators, product and service developers; and industry analysts. 'Clear and precise analysis and discussion of PBX system design and capabilities. Allan Sulkin has a unique ability to explain complex systems in easily understandable terms' - Joe Licata, President, Siemens Enterprise Networks.'A welcome addition to the bookshelf for anyone interested in the evolving IP-PBX system. Voice and data communications managers alike will greatly benefit from this text' - Michael Thurk, Avaya, Group Vice President - Systems. 'Allan Sulkin's solid expertise and critical insight has been a valuable resource for the telecommunications community for over 20 years. He is uniquely qualified to articulate the very complex subject of PBX and IP telephony' - Kanji Suzuki, former EVP of NEC America and current president and CEO of NEC Infrontia, Inc.The most efficient (and economical) ways to bring enterprise communication systems into the Digital Age are in this guide, written by the foremost analyst in the market space.
In "PBX Systems for IP Telephony", Allan Sulkin, consultant and adviser to Avaya, Siemens, Cisco, NEC, Alcatel and other world-class companies, evaluates technologies, markets, and best practices for enterprise voice systems, messaging, and customer contact centers. The heart and brains of your communications network, the PBX (Private Branch Exchange) can be the vital link - or the missing link - that interfaces businesses and their customers.This guide, from the recognized expert in telephony systems, provides answers. Whether you need to IP-enable a PBX system for a small business, make complex choices for the advanced call center, or gain the expertise to integrate a variety of communication systems into a state-of-the-art foundation for your e-business vision, "PBX Systems for IP Telephony" should be your first choice.Here's why: no one knows PBX systems and markets better than the author, and no one is better at explaining them; this comprehensive resource supplies nuts-and-bolts information on costs, performance, risks, and other real-world considerations difficult to research; you get insights into the potential strengths and weaknesses of next-generation PBX systems; you'll consult the consultant to the system designers for practical advice on systems that fit your needs and your future; and there's no more business-aware or user-friendly guide anywhere to converging your voice systems with your IP-based data systems.
When it comes to the PBX, the question often seems to be 'Who's job is it anyway? With this guidebook, you'll be ready to take the responsibility - and get the credit.

Contents

Enterprise Communications Systems Today Evolution of the Digital PBX, 1975-2000 PBX Call Processing Design PBX Switch Network Design PBX Traffic Engineering Analysis PBX Common Equipment Introduction to IP-PBX Systems VoIP Standards and Specifications Converged IP-PBX System Design Client/Server IP-PBX System Design LAN/WAN Design Guidelines for VoIP PBX Cabling Guidelines PBX Voice Terminals PBX Networking PBX Systems Management and Administration Appendix 1: Call Processing Feature/Function Glossary Appendix 2: PBX Cost and Pricing Issues Appendix 3: An IP-PBX RFP Example Appendix 4: PBX System Feature & Function Matrices