[ntp:questions] Re: Philosophical question about strata
Brad Knowles
brad at stop.mail-abuse.org
Thu Oct 13 01:23:54 UTC 2005
At 5:08 PM -0700 2005-10-12, Lee Sailer wrote:
> Now, it seems to me that a stratum 2 server will never have this
> problem. It gets time from several places, and uses the various
> algorithms to try to make sense. The stratum 1 gets time from a bunch
> of satellites, and then if it screws up the calculation or has some
> sort of hardware glitch, then it is screwed.
This is why the recommended practice at large shops is to set up
a set of Stratum 1 time servers, which feed a network of Stratum 2
time servers. The "regular" clients on the network *only* talk to
the Stratum 2 time servers, and never directly to the Stratum 1 time
servers.
--
Brad Knowles, <brad at stop.mail-abuse.org>
"Those who would give up essential Liberty, to purchase a little
temporary Safety, deserve neither Liberty nor Safety."
-- Benjamin Franklin (1706-1790), reply of the Pennsylvania
Assembly to the Governor, November 11, 1755
SAGE member since 1995. See <http://www.sage.org/> for more info.
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