Does broadcast *server* mode still exist?

Sanjeev Gupta ghane0 at gmail.com
Mon Aug 19 08:33:31 UTC 2019


On Mon, Aug 19, 2019 at 1:45 PM Hal Murray via devel <devel at ntpsec.org>
wrote:

>
> There is probably something like a FAQ entry that explains that if you
> want to
> get time relevant data from A to B, you have to start by sending something
> from B to A, a nonce if nothing else.
>
> You could eliminate duplicates by having the sender include a sequence
> number.
>  You would have to add a dance to get started.
>
> I don't see how to protect against delays without sending something from B
> to
> A -- or knowing the time.
>

Broadcast, manycast and multicast are server *discovery* methods, similar
to pool.  Once discovered, the usual ping-pong happens.




>
>
>
> >> I'm not sad to see broadcast modes gone.  It was tangled up with a
> >> state machine which I never really understood.
>
> > And may no longer exist since Daniel's massive refactor of the protcol
> > engine!
>
> I removed the state machine after we had removed enough stuff (like
> broadcast
> and peers) so that the remaining cases were simple enough to understand.
> That
> was a while ago.
>
>
> --
> These are my opinions.  I hate spam.
>
>
>
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