[ntp:questions] How should an NTP server fail?

David L. Mills mills at udel.edu
Wed Jun 9 23:48:00 UTC 2010


Seriously untrue. If the server is unreachable from the client, the 
tally code shown at the client is blank and can never be the system 
peer. To prove your case, show evidence the reach register is zero and 
the tally code is *,


Miroslav Lichvar wrote:

>On Wed, Jun 09, 2010 at 09:34:06PM +0100, David L. Mills wrote:
>>If a source is considered invalid,
>>unreachable or the maximum error statistic exceed the select
>>threshold, the tally indicator surely will be blank. If a source is
>>marked as the system peer, it surely is valid and reachable.
>The tally indicator sometimes stays at * even when the peer is
>unreachable, that's why I have filed the bug 1554. There are steps to
>reproduce and a description of the events in clock filter which are
>causing the problem.

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