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Cellular outage in U.S. hits AT&T, T-Mobile and Verizon users

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Re: Cellular outage in U.S. hits AT&T, T-Mobile and Verizon users

#131
post #31

Earlier quoted context omitted.

Does it still show bars in SOS mode? Or is SOS just “I dunno can’t see no cell towers but maybe it’d work?” I wonder if the MVNOs that piggyback on AT&T are showing down also. If not, it’s some AT&T service authorization system that exploded.

On the latest iPhones, SOS mode is the emergency fallback to satellite service. It's really meant to be used in situations where you're well outside of any sort of service area but you have a clear, unobstructed view of the sky. Your iPhone will instruct you on where to point and help you track an emergency satellite that is manned by live humans who will take your emergency request and relay it to the proper people.…

SOS means it has cell service and you can call 911.

If there is no cell service then it's SOS with a little picture of a satellite next to it.

Re: Cellular outage in U.S. hits AT&T, T-Mobile and Verizon users

#137

I'm just curious how we as a society manage the uptime of such a critical service? Do we have laws or enforcement in place to regulate / enforce how well basic cellular service (at least the emergency tier) must work in the US? Just imagining the dropped emergency calls today, etc? (Genuine question)

I don’t have anything positive to add, except noting that FirstNet is also down. I’m sure there’s a lot of chaos for emergency responders right now :/

> FirstNet is also down

CNN reported that AT&T confirmed it has not been impacted throughout this event.

https://www.cnn.com/business/live-news/att-outage-02-22-24/i...

Re: Cellular outage in U.S. hits AT&T, T-Mobile and Verizon users

#138

I wonder if this is a cyber incident. Curious if any telecom folks know what the most likely explanation for an event like this would be, and what telltale signs/symptoms might first indicate this was caused by something nefarious.

Kind of weird that there's been almost no coverage of this event this morning. CNBC has barely mentioned it. All 3 carriers having a major outage seems like it should be major news.

When I go to cnn, Washington Post, and NY Times all three have big stories about it prominently on their website, so it does seem like it’s being reported on fairly widely.

Re: Cellular outage in U.S. hits AT&T, T-Mobile and Verizon users

#140

I wonder if this is a cyber incident. Curious if any telecom folks know what the most likely explanation for an event like this would be, and what telltale signs/symptoms might first indicate this was caused by something nefarious.

The fact that it's gone on as long as it has already makes me suspect the same.
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