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Date: 2011-08-26 07:41:15Network architecture Broadband Videotelephony Telephony Network protocols Next-generation network Voice over IP Convergence Public switched telephone network Electronic engineering Electronics Technology | white paper NGN _EN_elka_ohne.qxpAdd to Reading ListSource URL: www.t-systems.com.mxDownload Document from Source WebsiteFile Size: 187,57 KBShare Document on Facebook |