[time-nuts] new year crashes

Hal Murray hmurray at megapathdsl.net
Mon Jan 2 05:47:48 EST 2017


tractorb at ihug.co.nz said:
> The 'landline' networks also have significant (and variable) latency. ISTR
> measuring a maximum of around 400/500 mSec some years ago on a WN-CH digital
> link. Minimum over the test period of a week was nearer 250 mSec a few days
> later.   

How can they get a delay that long?  Satellite link?

Fiber is 5 microseconds per km.  So 1000 km is 5 ms.

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