> From: current-users-owner@NetBSD.org On Behalf Of Christos Zoulas
> 
> People who use windows ntp clients [and other unauthenticated clients]
> served by netbsd ntp servers will notice after upgrading ntpd to current
> their clients cannot sync anymore.
> 
[snip]
> 
> Of course, you should only do this if you really need to. If your
> clients can authenticate, you should keep authentication on.

This comment implies *good* reasons not enumerated here.  I for one would
like to know those reasons and any others that motivated the code change.

> I hope this is useful,

Yes it is.  Thank you very much.

Conrad