VoIP and Unified Communications:Internet Telephony and the Future Voice Network
by: Flanagan, William A.
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