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Event driven filter monitoring for IP multicast services

  • US 20050120378A1
  • Filed: 08/23/2002
  • Published: 06/02/2005
  • Est. Priority Date: 11/28/2001
  • Status: Active Grant
First Claim
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1. A method for implementing a filter for use in receiving a multicast transmission, comprising:

  • detecting a message, wherein the message comprises an address of a multicast group and a request to join the multicast group to receive a multicast transmission;

    in response to detecting the message, determining a filter parameter needed to receive the multicast transmission; and

    implementing the filter parameter to receive the multicast transmission.

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