September 23, 2003Voice with your VPN? While it trials a mass-market voice over Internet Protocol service, AT&T adds a third VoIP dialing option for businesses.TAGS:AT&T Corp., VoIP, VoIP service, VPN, IP
June 6, 2005The two companies are co-developing technologies that more tightly incorporate new Net applications such as telephony.TAGS:AT&T Corp., pact, telephony, IP, Microsoft Corp.
October 20, 2003A group of tech heavyweights launches the largest North American network that uses the next-generation Internet address system.TAGS:IPv6, BellSouth Corp., IP, AT&T Corp., Asia, U.S.