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VoIP Service Quality : Measuring and Evaluating Packet-Switched Voice: Hardy,William: 9780071410762: Amazon.com: Books
VoIP 101 (Telecom for Non-Engineers): Coll, Eric: 9781894887915: Amazon.com: Books
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VoIP Deployment For Dummies by Stephen P. Olejniczak (2008-11-17): Amazon.com: Books
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VoIP 101 (Telecom for Non-Engineers): Coll, Eric: 9781894887915: Amazon.com: Books
Wireless CPNI Compliance Guide | The CommLaw Group
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VoIP 101 (Telecom for Non-Engineers): Coll, Eric: 9781894887915: Amazon.com: Books
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How to Start a VoIP Business: A Six-Stage Guide to Becoming a VoIP Service Provider: Stanislovaitis, Vilius: 9786094088308: Amazon.com: Books
Beyond VoIP Protocols: Understanding Voice Technology and Networking Techniques for IP Telephony: Hersent, Olivier, Petit, Jean-Pierre, Gurle, David: 9780470023624: Amazon.com: Books
Telecom 101: Sixth Edition 2022. High-Quality Reference Book Covering All Major Telecommunications Topics... in Plain English. (Telecom for Non-Engineers): Coll, Eric: 9781894887113: Amazon.com: Books
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Voice over Internet Protocol (VoIP) Security: Ransome PhD CISM CISSP, James F., Rittinghouse PhD CISM, John: 9781555583323: Amazon.com: Books
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Webster's New World Telecom Dictionary by Ray Horak (2007-10-29): Amazon.com: Books