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Date:	Sun, 11 May 2003 22:23:20 PDT7
From:	Steve Carter <scarter@vcnet.com >
Reply-To:	scoug-help@scoug.com
To:	scoug-help@scoug.com
Subject:	SCOUG-Help: More on setting clock from startup.cmd

Content Type: text/plain

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My favorite is TIME868, by Norbert Dey and available at Hobbes.

I START it and it runs after a wait time I've set and then clo

ftp://hobbes.nmsu.edu/pub/os2/apps/internet/time/time868f.zip

On 10:19 AM 5/10/03 +0000, Peter Skye wrote, in part:
>=====================================================
>If you are responding to someone asking for help who
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>REPLY TO ALL feature of your email program.
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>
>I posted my startup.cmd file a couple of days ago.
>
>One of the commands in it runs Daytime which gets the "atomic clock"
>time over the Internet and accurately sets the hardware clock on the
>motherboard.
>
>I've been meaning to add some additional time server sites to Daytime
>because the various Internet clocks (technically Network Time Protocol
>servers, or NTP servers) sometimes aren't available which means the
>motherboard clock doesn't get set.
>
>So yesterday I added some more time server sites to make sure at least
>one of them is available when startup.cmd runs. Here is the updated
>section of my startup.cmd:
>
> daytime tick.usno.navy.mil
> daytime time-b.nist.gov
> daytime utcnist.colorado.edu
> daytime clock.psu.edu
>
>There are a _lot_ of NTP servers. If you want the best accuracy try to
>pick ones that are close to you to minimize lag time (you can check the
>routing and delay with tracerte, or just the delay with ping).
>
>Remember that once Daytime sets your clock from startup.cmd your clock
>will still "drift" a bit because it has nothing to synchronize to (my
>machines have drifts of anywhere between 20 seconds and two minutes over
>a 24 hour period). If you run a clock synchronizing program in a window
>after your bootup is done your clock will always be correct. I use
>OS2NTPD; one thing I like about it is that it uses a lot of different
>NTP servers and averages their values which gives a higher accuracy.
>Another OS2NTPD benefit is that it continues to keep the motherboard
>clock synchronized even when you aren't connected to the Internet by
>using a software phase locked loop to figure out the necessary
>compensation per unit of time. A third thing I like about OS2NTPD is
>that its resolution is 1/60 second which is much better than the others
>I've looked at.
>
>- Peter
>
>
>
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