Re: [PLUG] Time & date sync'ing between systems

[Fred K Ollinger <follinge@sas.upenn.edu>]

ntpd is pretty easy for all distros I've used including rh.

> >Whose ntpd documentation is confusing? :^>
> >
> >Since the Red Hat Linux way has already gone past, here's the NetBSD
> >version. In /etc/rc.conf, add:
> >
> >ntpdate=YES
> >ntpd=YES

BSD simplicity can be nice.

One can either use symlinks (to /etc/rc* or chkconfig (rh) or update-rc.d
(debian) to get same effect).

> >Because /etc/rc.d/ntpd requires DAEMON and /etc/rc.d/ntpdate only
> >requires NETWORKING[1], ntpd won't start till after ntpdate has run
> >(important, because you can run ntpdate while ntpd is running on the
> >localhost; they can't both get at the clock at the same time).
> >
> >Then, in /etc/ntp.conf, add:
> >
> >server a.b.c.d
> >server w.x.y.z

Adding a few server lines then doing:

/etc/init.d/ntpd restart has worked for all the linux distros I've used:
rh and debian.

> >There's no need for Red Hat's silly step-tickers file, since this:

Seroius question: what is that file?

> >
> >  awk '/^server[ \t]*127.127/  {next} \
> >       /^(server|peer)/    {print $2}' < /etc/ntp.conf
> >
> >will get you your servers and peers. (/etc/rc.d/ntpdate on NetBSD
> >does exactly this.)

Fred Ollinger
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