Break detected
Ship has been commissioned
Ship is at harbor
Ship has sailed out to the cut
Fusing the ends
Service restored
These used to be big, expensive, standalone devices (I'd occasionally use one in a previous job). Nowadays, there are portable, handheld units specifically for identifying where a break has occurred and the same, basic functionality is often even built into the gear used at either end of connections (e.g., even the "enterprise" switches -- from Brocade and Cisco -- that I use at home).
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[0]: https://en.wikipedia.org/wiki/Optical_time-domain_reflectome...
In all likelihood much less interesting, probably snagged in a fishing net or hit by an anchor.
https://www.theguardian.com/world/2022/apr/27/russia-black-s...
Worst case everything just gets a bit slower (right?), depending on how much traffic went through that cable.
This outage Hetzner is reporting isn't a big deal due to robust backups, but these things can cripple a small island outpost.
Internet in Congo if you're not on the UN satellite
https://www.hetzner.com/presse-berichte/2016/01/156818
> Hetzner Online GmbH, the first major Central European provider of data center services to construct a new data center park in Finland, is also a user and co-investor in the Cinia CLion1 cable connection.
https://amp.theguardian.com/technology/2014/aug/14/google-un...
> There is currently an ongoing fibercut at our subsea cable. Our cable provider is working on fixing this. There is currently no ETA. (Last update: 2022-05-23 14:09 UTC+0)