IP telephony [electronic resource] : deploying VoIP protocols and IMS infrastructure / Olivier Hersent.
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TextPublication details: Hoboken, NJ : John Wiley, 2010.Edition: 2nd edDescription: xxxiii, 439 p. : illSubject(s): Genre/Form: DDC classification: - 004.69/5 22
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Includes index.
Electronic reproduction. Ann Arbor, MI : ProQuest, 2015. Available via World Wide Web. Access may be limited to ProQuest affiliated libraries.