are underwater routers a thing?

Christopher Morrow morrowc.lists at
Fri Mar 18 02:49:24 UTC 2022

John's probably seen this but  I think it addresses power on cables and
branching nodes (which are just optical /roadm devices)

On Thu, Mar 17, 2022, 22:40 John Levine <johnl at> wrote:

> It appears that Jerry Cloe <jerry at> said:
> >-=-=-=-=-=-
> >
> >it look like it was completely at sea, but it would kind of make sense
> >to leave them at sea if you could put a router there.
> >
> >First thing that comes to mind is power, how would you power them?
> Undersea cables have had power for repeaters since TAT-1 in 1956.  I
> think we can consider that to be a solved problem.
> R's,
> John
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