Debian etch Web Time Service Configuration

1. aptitude install ntpdate
2. ntpdate 0.ca.pool.ntp.org
3. emacs /etc/ntpdate.conf:

   server time.chu.nrc.ca
   server time.nrc.ca
   server tick.utoronto.ca
   server tock.utoronto.ca
   server 0.ca.pool.ntp.org
   server 1.ca.pool.ntp.org
   server 2.ca.pool.ntp.org
   server 3.ca.pool.ntp.org

4. emacs /etc/cron.daily/ntpdate

#!/bin/bash
# ntpdate cron nightly

NTPDATE=/usr/sbin/ntpdate
LOGFILE=/var/log/ntpdate.log
NTPCONFFILE=/etc/ntpdate.conf
NTPSERVERS=
GREP=/usr/bin/grep
CUT=/usr/bin/cut

if [ -f $NTPCONFFILE ] ; then
echo "===ntpdatentpdatentpdatentpdatentpdate===" >> $LOGFILE
echo "<<< `date` " >> $LOGFILE
for i in `grep ^server $NTPCONFFILE | $CUT -f 2 -d \ `
do
NTPSERVERS="$NTPSERVERS $i"
done
$NTPDATE $NTPSERVERS >> $LOGFILE
###echo $NTPDATE $NTPSERVERS $LOGFILE
echo ">>> `date` " >> $LOGFILE
fi

exit 0

5. chmod a+x ntpdate

One may find ntp service list here:
NTP Time Service List

Sometimes, one needs to adjust the time zone:

$ tzselet