> Doesn't broadcasting work in groups ? And a node
> must be enabled to 
> receive broadcast by giving it an address in the
> group (in addition to 
> the normal address) ? That's the way I remember it.

  I believe you are refering to multicast. Not quite
the same
as broadcast. Multicast use class D IP range.

John

> Only after that does 
> the broadcast enter the tcp/ip stack of a client.
> Also the routers must 
> be configured to pass this traffic, else hosts won't
> see it. Afaik 
> switches (as opposed to hubs) must also be enabled
> for this.
> 
> See here:
> 
> http://www.linuxjournal.com/node/3041/print
> http://www.tldp.org/HOWTO/Multicast-HOWTO.html
> 
> Peter
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