Web manual pages are available from
OpenBSD.
These manual pages reflect the latest development release of OpenNTPD.
- ntpd
- Network Time Protocol daemon
- ntpctl
- Network Time Protocol query program
- ntpd.conf
- Network Time Protocol daemon configuration file
The NTP protocol implemented in OpenNTPD is described in
RFC 1305 and
RFC 5905.
A reference implementation and other documentation of the NTP protocol is available from ntp.org.