Frequency Reference for NTP Use?

[Brad Hards]

On Sun, 14 Jul 2002 17:46, Alex Satrapa wrote:
> In one instance, I might want to have a device that is mobile and only
> ever in transient contact with The Internet or the GPS sky - for
> instance if I have a data logger that lives in a cave surrounded by
> metres of granite.  Or a combat control system that lives on a submarine.
If you need it to work without contact with the internet, then it doesn't
really matter for email, right? Just distribute an arbitrary clock to all the local
systems.

Combat submarines come with atomic clocks.

Brad

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