[ntp:questions] Problem with date since a few hours

Danny Mayer mayer at ntp.isc.org
Sat Dec 2 22:46:36 UTC 2006

Fabrice wrote:
>> Richard B. Gilbert wrote:
>>> Fabrice wrote:
>>>> It seems that I get 1st january 2000 as a date from pool.ntp.org, using
>>>> command
>>>> /usr/sbin/netdate tcp pool.ntp.org
>>>> Has anyone noticed anything?
>>> What is "netdate" and what O/S are you running it on?
> netdate is a standard command on my system to update the local time from a
> time server. It runs on linux slackware 10.2.
>>> I'm sure someone would have noticed of any of the pool servers were off
>>> by six years and eleven months.  They are carefully monitored and
>>> required to be within a few milliseconds of the correct time.
> I agree with that: I have been using netdate on my gateway to internet for
> years to retrieve the accurate time and to serve it to the PCs on the
> internal family network. No problem for at least 4 years...
> I was therefore very surprised this morning when all my clocks had been set
> up to year 2000!
> Now the situation is back to normal. Netdate gets back again the correct
> time.
>>> FWIW NTP uses UDP rather than TCP!
> According to netdate man page, both protocols can be used.

I have no idea what netdate supports but NTP is an UDP protocol and only
uses port 123/UDP. We do not support netdate in any form. Check with
your O/S vendor for questions about netdate.


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