[Unit]
Description=NTP client/server
After=syslog.target ntpdate.service
Conflicts=ntpd.service

[Service]
ExecStartPre=/usr/libexec/chrony-helper generate-commandkey
ExecStart=/usr/sbin/chronyd -n -u chrony
ExecStartPost=/usr/libexec/chrony-helper add-dhclient-servers

[Install]
WantedBy=multi-user.target