mobile VOIP over cell By : mdubinko May 9, 2006May 12, 2006 0 PC World. T-Mobile prohibits VOIP over their network. Anyone care to report on their experience running VOIP over any cellular network? -m Post navigation Previous Previous post:Next Next post: Related Posts A non-professional critique of the Weather Underground app December 13, 2019 About the iPhone slowdown issue December 28, 2017