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METHODS FOR MANAGING MULTICAST TRAFFIC BETWEEN SOURCES SENDING DATA AND HOSTS REQUESTING DATA AND NETWORK EQUIPMENT USED TO IMPLEMENT THE METHODS

  • US 20100014519A1
  • Filed: 07/28/2009
  • Published: 01/21/2010
  • Est. Priority Date: 10/15/2007
  • Status: Active Grant
First Claim
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1. A multicast router having one or more downstream network interfaces and situated in a data network system between sources that send multicast packets to one or more multicast group addresses and one or more hosts that request data from the one or more multicast group addresses and the sources, the multicast router storing executable instructions to read at least a portion of the information contained in one or more data requests made by the one or more hosts that requests multicast data from a multicast group address and to store for each downstream network interface, each multicast group address and each of the one or more hosts at least one record derived from the one or more data requests made by the one or more hosts which include multicast group address and source address information, the multicast router storing executable instructions to update the at least one record and implement the actions according to one of the processes of Table 3, 4, 5, 6 or 7.

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