[ntp:questions] CAMBRIDGE [UK] TIE SERVER PROBLEMS!

mayer mayer at gis.net
Thu Jun 2 03:01:39 UTC 2005


----- Original Message Follows -----
> Hello! 
> 
>  
> 
> I would appreciate any information that you can provide regarding a
> problem that I experience from time to time [no pun intended!] with
> the Cambridge University Time Server.
> 
>  
> 
> On two or three occasions, today [27th May] being one of them, when I
> synchronise my PC, the result is WILDLY inaccurate. Just a few minutes
> ago, whilst attempting to synchronise from Cambridge, it reset my PC
> lock to a date in July 1926! The last time this occurred, I did not
> note the update, and was unaware of any problem until after the PC had
> been re-booted; and then I had to uninstall my AV software and others,
> then reinstall after a re-boot, in order to rectify all the problems
> caused by this crazy adjustment to my PC clock!
> 
>  
> 
> The program I use to update the clock is 'PC Atomic Synch', which
> offers a choice of several servers, and allows one to select the
> server with the least delay. Currently, this is the Paris Observatory
> [Stratum 2] with a net delay indicated as approx 0.183 secs. Typical
> delay indications are from 0.18 - 0.5 secs, depending on the location
> of the server, but on occasions, such as today, the Cambridge server
> delay indication is 3.33e+0! 
> 
>  
> 
> Can you explain this for me please? Does the fault lie with my set up,
> or is there an intermittent problem with the Cambridge server? 
> 

The fault is your set up. You are using a tool that does not ensure
that it doesn't get bad time. ntpd would ignore such bad data and
in any case needs more than one time source.

Install ntpd which is free and you won't have these problems.

Danny

> Any response would be much appreciated. Please reply to
> g.mercer at btinternet.com 
> 
>  
> 
> Thanks & Kind Regards 
> 
>  
> 
> Graham Mercer 
> 
> PORTPATRICK 
> 
> Scotland 
> 
>  
> 
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