Den söndagen den 10:e november 2013 kl. 23:41:19 UTC+1 skrev [email protected]:
> Hello,
> 
> I'm trying to understand how the BeagleBone Black synchronize his clock.
> 
> I have read the Derek Molloy blog 
> (http://derekmolloy.ie/automatically-setting-the-beaglebone-black-time-using-ntp/)
>  but I want to understand the solution provided by the Angstrom distribution.
> 
> My BeagleBone clock is correctly set up when I start it with the Wifi USB 
> key. It's set up without any specific configuration. For example I don't 
> change the /etc/default/ntpdate file so the NTPSERVERS is still empty.
> My interpretation of the /usr/bin/ntpdate-sync script is that it exit without 
> calling nptdate if the NTPSERVERS is empty:
> 
> if [ "$NTPSERVERS" = "" ] ; then
>     if [ "$METHOD" = "" -a "$1" != "silent" ] ; then
>         echo "Please set NTPSERVERS in /etc/default/ntpdate"
>         exit 1
>     else
>         exit 0
>     fi
> fi
> 
> Does it mean the BeagleBone clock is another way ? or does I'm wrong ?

Your Beaglebone may have ntpd (ntp daemon) running with the servers defined in 
/etc/ntp.conf.

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