CTIA -- The Nortel Networks Corp.(NT) Carrier VoIP and Application Solutions unit previewed Tuesday at CTIA Wireless 2010 enhancements to its 4G Mobile VoIP solution that are expected to be available in the second half of 2010.Nortel CVAS’ 4G Mobile VoIP solution equips operators to deliver voice, messaging and multimedia services to subscriber devices with seamless hand-off across Wi-Fi, GSM ... (227 words)

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