[clug] Local NTP server?

David Tulloh david at tulloh.id.au
Tue Dec 23 10:46:14 GMT 2008

Chris Smart wrote:
> 2008/12/23 Andrew Janke <a.janke at gmail.com>
>> openntpd doesn't like to play games as a server unless it itself is in
>> sync first, monitor the syslog for a bit and when it is happy then try
>> to sync a client.
> Hmm.. ok so this might be the problem? The server I am syncing too has NO
> internet connection.. Does it need one in order to provide its own time to
> the network? I assumed not because the packets I captured seem to show
> everything talking nicely..
I haven't done anything too esoteric with NTP but if you need to get 
time in to a network without a net connection you can slave the server 
off a GPS unit.  My understanding is that most of the top level NTP 
servers around the world are clocked off a GPS sourced pulse.


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