[ntp:questions] Orphan mode not suitable for time islands? (was: ntp clients out of sync with server)
david at ex.djwhome.demon.co.uk.invalid
Fri Oct 31 08:52:17 UTC 2008
David Woolley wrote:
> naihong at gmail.com wrote:
>> condition change from sys.peer to reject, status also changed
>>> ntpq -c"rv 46864"
>> assID=46864 status=9014 reach, conf, 1 event, event_reach,
>> srcadr=10.200.98.51, srcport=123, dstadr=10.200.98.110, dstport=123,
>> leap=00, stratum=5, precision=-20, rootdelay=0.000,
>> rootdispersion=1175.797, refid=127.0.0.1, reach=377, unreach=0,
> rootdispersion is too high. The way that orphan mode was explained to
> me that shouldn't be possible. I believe that orphan mode should set a
> fixed, but random, value which is significantly less than 1 second.
> I wonder if it is spuriously aging the root dispersion in orphan mode.
> Or is orphan mode just being more honest (and therefore not supporting
> time islands). Would one of the orphan mode advocates like to comment?
Still waiting for an explanation from the orphan mode advocates. His
server is basically an orphan with no servers and there is only one
orphan in the whole network.
> One side issue is that there isn't a Meinberg version of NTP, only a
> Meinberg installer for the Windows NT build of the reference
>> pmode=4, hpoll=8, ppoll=8, flash=400 peer_dist, keyid=0, ttl=0,
> Peer dist[ance too high] is telling you the same thing.
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