=NTP Time sync. is now controlled by systemd. ==Show current state systemctl status systemd-timesyncd.service timedatectl timedatectl -a timesync-status timedatectl -a show-timesync cat /etc/systemd/timesyncd.conf ==Set NTP servers sudo mcedit /etc/systemd/timesyncd.conf Example: [Time] NTP=ntp.metas.ch ch.pool.ntp.org ==Swiss time METAS NTP time service : https://www.metas.ch/metas/en/home/fabe/zeit-und-frequenz/time-dissemination.html > METAS operates three public stratum 1 NTP servers in open access policy, namely:  > > ntp11.metas.ch > ntp12.metas.ch > ntp13.metas.ch > > The alias ntp.metas.ch points to one of the above servers. ==sntp ''ntpdate'' is deprecated. Install ''sntp'' and use that instead: sudo apt install sntp sntp ch.pool.ntp.org