[ntp:questions] Re: Can sychronize with a slightyly different NTP versios

Steve Kostecke kostecke at ntp.isc.org
Fri Mar 3 22:00:22 UTC 2006


On 2006-03-03, Richard B. Gilbert <rgilbert88 at comcast.net> wrote:

>> -ntpq -p display from server unit (version 4.1):
>> 
>> remote     refid    st t when poll reach   delay   offset jitter
>> ================================================================
>> *LOCAL(0)  LOCAL(0)  5 l   12   64  377    0.000    0.000  0.004
>> 
>> - /etc/ntp.conf from the server unit (version 4.1):
>> 
>> server 127.127.1.0  burst iburst
>> authenticate no
>
> I believe that what's happening is that without the "fudge" statement, 
> the client sees the server as "stratum 16" which means "unsynchronized" 
> (which it is).

No. The default stratum for the undisciplined local clock, or LocalCLK,
is 5 (as shown in the billboard above).

Although the 'ntpq -p' billboard shows that this ntpd is synced to the
LocalCLK this does not tell us ntpd's true status. We need to see 'ntpq
-crv' for the "server".

> Please don't use a value lower than ten for stratum in the fudge 
> statement; if you ever do connect to the internet you don't want to be 
> serving incorrect time to an unsuspecting world!!

That's very true.

-- 
Steve Kostecke <kostecke at ntp.isc.org>
NTP Public Services Project - http://ntp.isc.org/




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