VoIP and Unified Communications: Internet Telephony and the Future Voice Network
Authors: Flanagan, William A.
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Publisher: Wiley(2012/2/27)
Edition: 1
Language: English
ISBN-13: 9781118019214
e-ISBN-13: 9781118166031
未经允许不得转载：Wow! eBook » VoIP and Unified Communications: Internet Telephony and the Future Voice Network