[ntp:questions] Slow convergence of NTP with GPS/PPS
hal-usenet at ip-64-139-1-69.sjc.megapath.net
Fri Oct 24 07:43:51 UTC 2008
>It is more like 20m. And even for 2000km (Vancouver to Regina) on the
>public CanadaNet network it is only 40ms.
The time-of-flight (speed of light) delay doesn't matter (much).
It's mostly a constant. (Routing shifts on long paths introduce
The problem is queueing delays. They aren't stable.
These are my opinions, not necessarily my employer's. I hate spam.
More information about the questions