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T-Mobile resolves 13-hour outage, cites IP traffic issue

T-Mobile finally fixed network issues that had caused intermittent voice and text outages that affected customers across the US. The outages, which started June 15 just after 12 p.m. ET and continued for about 13 hours, were an “IP traffic related issue” that “created significant capacity issues in the network core throughout the day,” according to an update from T-Mobile CEO Mike Sievert. Later, T-Mobile President of Technology Neville Ray wrote: