Okay. That clarifies my thinking. I was just looking at it, as if all the
ntp.org
servers in the pool vanished overnight (Blame Zombies - lol), would it have
a
material impact on the world. Or would time keep on ticking right along as
admins slowly curse ntp.org and find alternatives.





On Mon, Jun 11, 2012 at 5:08 PM, "Martin v. Löwis" <[email protected]>wrote:

>  I was wondering, how many people, businesses, etc depend on the Public
>> NTP Pool vs. private NTP servers?
>>
>
> I don't think this can be realistically described as "vs.". Instead, all
> time servers (pool or private) ultimately depend on stratum 1 servers,
> which, in turn, ultimately depend on government atomic clocks (either the
> official time standard, or secondary services such as GPS).
>
> So this entire infrastructure really is a public service in its core.
>
> Breaking it further down is inherently difficult. Some organizations may
> synchronize entire networks indirectly from the pool, e.g. by having
> a Windows doain controller synchronize with the pool, and then distribute
> time locally. Would you account that as depending on the
> pool, or using private NTP servers?
>
> Regards,
> Martin
>
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