AT&T Voice DNA 550 / 560
What is AT&T Voice DNA®
AT&T Voice DNA® (Voice Dynamic Network Application) is a cutting-
edge, fully hosted, network-based Voice over Internet Protocol
(VoIP) service that delivers enhanced communication tools over
AT&T’s industry leading global IP network. The AT&T Voice DNA
service includes advanced features, unlimited domestic calling, and
a full suite of management services and tools providing the best
overall service to our customers.
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