[ntp:hackers] Re: casting and wildcards
David L. Mills
mills at udel.edu
Tue Aug 2 20:49:29 PDT 2005
Then the wildcard interface will never appear in the peers data
structure and a zero local source address will never appear, right? If
so, I can weedwack some more dead code.
Dave
Danny Mayer wrote:
> Dave,
>
> Harlan asked me to confirm to you that we no longer use the wildcard
> sockets for either broadcast or multicast clients. We still bind to
> the wildcard ports but drop all packets arriving there. In fact we
> bind to all 123/UDP ports irrespective of whether or not they are
> used. This prevents another ntp daemon from listening on anther
> interface and causing interference with the clock adjustments. This is
> deliberate and improves the security of the daemon.
>
> So you can pull the wildcard weeds, we don't use it.
>
> Danny
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