Should we just remove the broadcast option?

Mark Atwood fallenpegasus at gmail.com
Wed Feb 21 03:25:52 UTC 2018


I think all modern Windows machines get their address from their domain
controller, or from ntp?.microsoft.com

If its a snarl, Im tending towards removing it, and documenting it's
absence.



On Tue, Feb 20, 2018 at 5:16 PM Eric S. Raymond via devel <devel at ntpsec.org>
wrote:

> Mark! Heads up...exernal/marketing issue incoming.
>
> Hal Murray via devel <devel at ntpsec.org>:
> > Is anybody using/testing it?
>
> Not as far as I know
>
> > We don't support receiving broadcast.
>
> No, I removed that after Daniel explained that it's unsecurable.
>
> > It used to support a ttl option.  That got broken/dropped somewhere
> > along the way.  Should I restore that?  Or maybe document that it is
> > missing?  ...
>
> I believe I already performed that documentationectomy.  If there are
> remnants, of course we need to fix them in one direction or the other
> depending about the high-level decision aout supporting brodast mode.
>
> > Context is that I'm cleaning up the mode/ttl mess.  The mode for
> > refclocks used to live in the ttl slot.  Since the ttl slot isn't
> > used any more, I'm fixing up all the names.
>
> Good plan.
>
> About the major issue:
>
> I believe we retained bradcast mode thinking of a scenario where a bunch
> of Windows machines on a lan are being fed time information from NTPsec.
>
> You're our NTP operations old hand.  Do you think this is common?
>
> The big question is whetger this is an important scenario for us to cover.
> In view of who we have an eye on as a target market, I'm inclined to
> doubt it...but this kind of thing in Mark's bailiwick.
>
> I of course, would be happy to remove it to reduce complexity and
> testing scenarios.
> --
>                 <a href="http://www.catb.org/~esr/">Eric S. Raymond</a>
>
> My work is funded by the Internet Civil Engineering Institute:
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>
>
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-- 

Mark Atwood
http://about.me/markatwood
+1-206-604-2198
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