[ntp:questions] clock.isc.org NTP sincronization problem
Brian Inglis
Brian.Inglis at SystematicSw.ab.ca
Mon Jan 2 18:45:11 UTC 2017
On 2017-01-02 01:43, Roby wrote:
> Using a Risco camera that synchronizes date and time using
> clock.isc.org NTP server via port 119
> It works correctly for 2 years, but at the end of 2016 has started to
> have problems
> From the day December 31, 2016 (24:00) I have problems and does not
> synchronize properly. January 1, 2017 marked the day January 2, 2017
> and now does not synchronize the time.
> Anyone has information about
Leap second added at end of year - probably does not handle leap second!
Update your NTP software - and use reserved NTP port 123.
Port 119 is reserved for *NNTP* Usenet Network News Transfer Protocol,
and typically uses TCP, instead of UDP used by NTP!
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Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada
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Take care. Thanks, Brian Inglis, Calgary, Alberta, Canada
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