[ntp:questions] NTP - orphan mode with SAME stratum ("tos orphan 6") FAIL to sync.

Steve Kostecke kostecke at ntp.org
Tue Apr 7 01:35:53 UTC 2009

On 2009-04-07, sheikdawoodrajali at gmail.com <sheikdawoodrajali at gmail.com>

> On Apr 6, 12:32 pm, Steve Kostecke <koste... at ntp.org> wrote:
>> OrphanMode is intended to select _one_ leader from the group of
>> Orphans when all other time sources are unreachable. It does so based
>> on a randomly generated value.
> I read that NTP uses "rootdelay" and "rootdispersion" variables to
> select leader among themselves in SAME stratum.
> "randomly generated value" - Is it stored in a ntp variable that we
> can see ?


While ordinary NTP clients use a selection metric based on delay and
dispersion, orphan children use a metric computed from the IP address of
each core server. Each orphan child chooses the orphan parent as the
root server with the smallest metric.

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

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