ntp was Re: System clock.

Sun, 13 Oct 2002 21:44:56 +0000 (GMT)

Unfortunately when I update my clock it sets it to UTC
because my idiot computer insists that America/Phoenix is UTC
instead of MST.

Lee

On Sun, 13 Oct 2002, Scott wrote:

> Here is a script that I use on my system to query ntp servers and update 
> the system clock.
> 
> 
> #!/bin/sh
> echo "Current date and time: `date`"
> timehosts=ntp2.usno.navy.mil
> if /usr/sbin/ntpdate -ub $timehosts > /dev/null; then
> /sbin/hwclock --systohc
> echo "Updated date and time: `date`"
> fi
> 
> 
> Since I run this via cron, I have it print the time before and after the 
> update.
> 
> scott
> 
> 
>  On Sun, 13 Oct 2002, Kevin Brown wrote:
> 
> > Bah.  Should have known this would happen.  Get pointed to the ntp site and
> > noticed documentation there covering ntpdate.  Finally found out what all the
> > switches were (since I don't have a man page on my system).
> > 
> > ntpdate -u time.nist.gov
> > hwclock --systohc
> > 
> > -u forces ntpdate to use a port above 1024 to communicate with the timeserver
> > (useful since my systems are hidden behind a NAT router.
> > 
> > Jon K wrote:
> > > 
> > > -----BEGIN PGP SIGNED MESSAGE-----
> > > Hash: SHA1
> > > 
> > > http://www.eecis.udel.edu/~mills/ntp/clock1.html
> > > http://www.time.gov/timezone.cgi?Mountain/d/-7/java
> > > http://tycho.usno.navy.mil/NTP/Version4/ntpd.htm
> > > 
> > > Take a look at these links, there are alot of servers there to sync with.
> > > 
> > > On Tuesday 08 October 2002 22:00, Kevin Brown wrote:
> > > > I'm having a small issue with a server of mine.  I can't get it to sync to
> > > > any time server to help keep it correct.  Tried the command below, what I
> > > > see is:
> > > >
> > > > 8 Oct 21:58:27 ntpdate : no server suitable for synchronization found
> > > >
> > > > I can manually adjust it with date and then sync the system to the hardware
> > > > clock, but it very rapidly drifts (e.g. set it now, by tommorrow night it
> > > > will be 2 or 3 minutes fast and slowly increasing more).  Since I can sync
> > > > my Windows machines by using Worldtime, I spent a little time trying to
> > > > find an NTP server daemon for Windows that the linux machines could sync
> > > > to.  Didn't find anything that would work (guess I need to improve my
> > > > searching skills).
> > > >
> > > > I wonder if being behind a NAT router could be affecting what ntpdate is
> > > > trying to find.
> > > >
> > > > > If you are on the net and have ntpdate installed, you can do a :
> > > > >
> > > > > # ntpdate timex.cs.columbia.edu
> > > > >
> > > > > and that will get you set against a time server.
> > > > >
> > > > > Afterwards, do a :
> > > > >
> > > > > hwclock --systohc
> > > > >
> > > > > And that will set the cmos clock on the motherboard so that it now has
> > > > > the correct time also.
> > > >
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