IP Telephony:Deploying VoIP Protocols and IMS Infrastructure
by: Hersent, Olivier
Publisher: Wiley(2011/6/13)
Edition: 2
Language: English
ISBN-13: 9780470665848
e-ISBN-13: 9781119957331
未经允许不得转载：Wow! eBook » IP Telephony:Deploying VoIP Protocols and IMS Infrastructure