[ntp:questions] Re: multicast/broadcast to multi subnet

Maarten Wiltink maarten at kittensandcats.net
Tue Feb 28 17:27:26 UTC 2006


<dengfeng at gmail.com> wrote in message
news:1141138290.679374.132410 at p10g2000cwp.googlegroups.com...

> We have about 20 subnet and want to use one server as a
> multicast/broadcast server for all the subnet, if it's within
> subnet(224.0.1.1), it works fine. If I set the server to broadcast
> to a.b.255.255, it did not go through.

224.0.1.1 is multicast and will cross routers to some distance.

Broadcast traffic (a<224) will _not_ cross routers. It's easier
to work with, but not suitable for use in routed environments.

Groetjes,
Maarten Wiltink





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