[ntp:questions] NTP servers redundancy

David Woolley david at ex.djwhome.demon.invalid
Tue Jan 19 22:58:32 UTC 2010


Steve Kostecke wrote:

> If both servers are within 128ms of each other, the clients will slew
> toward the time seen from the new time server. If the server are more
> than 128ms "apart", the clients will step to the time seen from the new
> time server.

If they are more than roughly their root distance apart, and neither is 
marked as a forced truechimer, they will both  be discarded.  There are 
also situations with orphan processing where non-intersecting sources 
will be used.




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