man ntpd

Look at the "-S" option and see if that's what you want.

Luca Corti wrote:
quoted text
> Hello,
>
> I've set up OpenNTPD 3.9p1 on Linux with a couple of servers to sync to
> and listen on to sync my machines to OpenNTPD. Clients (some openntpds,
> some ntpds, some Cisco routers) refuse to sync to my server. OpenNTPD on
> a client reports my OpenNTPD server is not synced.
>
> This is not documented in the manuals, but googling a bit I found out
> that OpenNTPD takes quite a lot of time to sync its clock to the
> servers. Is there a way to obtain a reliable and fast syncing?
>
> I heard about timedelta sensors. Are these devices supported by openntpd
> when running on linux?
>
> thanks
>
> Luca