VoIP and Unified Communications, Internet Telephony and the Future Voice Network, Wiley, William A. Flanagan,Communications engineering / telecommunications,Electronics and communications engineering, voice services, Voice over IP, VoIP, Unified Communications, UC, packet networks, IP networks, data centers,, , United States, en-UShttps://www.wiley.comvoice services, Voice over IP, VoIP, Unified Communications, UC, packet networks, IP networks, data centers, [BLURB],[CITY],,books, ebooks, biblet, Book2look