[ntp:questions] Re: broadcat client start before broadcast server

Richard B. Gilbert rgilbert88 at comcast.net
Sun Nov 20 18:11:05 UTC 2005


W. D. wrote:

>At 07:59 11/20/2005, vrkid0 at gmail.com, wrote:
>  
>
>>Hi
>>
>> When a NTP client configured as a broadcast client starts before the
>>broadcasting server starts sending out clock synchronizations, will it
>>notice that a server started sending out clock synchronization packets
>>and synchronize with the server or will it ignore the server forever?
>>    
>>
>
>It should sync.  You can test this by turning off the NTP server,
>changing the client's time by 20 minutes or so, wait a while, then
>boot the NTP server.  Within 64 seconds after NTP is running you
>should see the client snyc up.
>
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>  
>
Changing the time "by 20 minutes or so" will probably prevent it from 
synchronizing at all since twenty minutes exceeds ntpd's "Panic Threshold".




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