VoIP for Dummies

Put your phone system on your computer network and see the savings See how to get started with VoIP, how it works, and why it saves you money VoIP is techspeak for "voice over Internet protocol," but it could spell "saving big bucks" for your business! Here's where to...

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Bibliografski detalji
Glavni autor: Kelly, Timothy
Format: Knjiga
Jezik:English
Izdano: Wiley Publishing 2011
Teme:
Online pristup:https://scholar.dlu.edu.vn/thuvienso/handle/DLU123456789/25788
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