A method for multicast communication wherein a multicast message is distributed to all the nodes in a multicast range. If a multicast message has a multicast range which is larger than one link in the network then the message is forwarded along a unique set of pathways through the range. The unique set...http://www.google.fr/patents/US4864559?utm_source=gb-gplus-shareBrevet US4864559 - Method of multicast message distribution
