VTNS - What does VTNS stand for? The Free Dictionary
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The charges for switched access calls, both analog and digital, will fall under the same integrated billing and pricing packages that AT&T offers its SDN and VTNS
to submit orders for virtual on-net locations, switched access, cellular and intraLATA services within AT&T's SDN, OneNet, and VTNS offers.
SDN, OneNet, and VTNS customers also have Manage It