A mishap in a routine AT&T network software upgrade hurt 911 serv...
A mishap in a routine AT&T network software upgrade hurt 911 service on about 9,000 Houston phone lines for hours early Mon., also impairing phone service to Houston’s Methodist Hospital and Texas Medical Center. People calling 911 got a…
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busy signal on the first attempt or were rerouted to another 911 system outside the city. Local 7-digit emergency numbers worked normally. Hospital officials reported problems with incoming and outgoing calls not going through, but care wasn’t affected thanks to backup via cellphones and satellite phones, they said. Service was back to normal by lunchtime Mon.