On Tuesday 13 July 2004 9:40 pm, Frans Luteijn wrote:
> I have a little problem, which might be a bug. I have an 3COM
> ISDN-router. It broadcasts every 10 seconds its connectionstatus to the
> internal net. Now I want to forward those broadcasts to another network.
On Wednesday 07 July 2004 2:07 pm, Antony Stone wrote:
> On Monday 05 July 2004 5:33 pm, Frans Luteijn wrote:
> >
> > I have a little problem, which might be a bug. I have an 3COM
> > ISDN-router. It broadcasts every 10 seconds its connectionstatus to the
> > internal net.
>
> What do yuo mean by "broadcasts"? What protocol is being used? What
> address are the packets sent to?
>
> > Now I want to forward those broadcasts to another network.
>
> If, by broadcasts, you mean packets addressed to the "broadcast address" of
> your subnet, it can't be done - you cannot route broadcast packets across a
> router (that's why people use bridges). The only way it could be done is
> to have a machine which understands the protocol, and is connected to both
> networks, picking up the broadcast packets on one subnet, and then creating
> new broadcast packets to send to the other network (and, of course, dealign
> sensibly with the replies).
>
> This, for example, is how you get Windows NetBios share browsing to work
> across network boundaries - it's not pretty, but if broadcast packets are
> what you're starting from then it's the only way.
>
> Regards,
>
> Antony.
--
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