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Synchronization of multicast information using incremental updates

  • US 9,276,756 B2
  • Filed: 02/19/2013
  • Issued: 03/01/2016
  • Est. Priority Date: 03/19/2010
  • Status: Active Grant
First Claim
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1. A network device comprising:

  • a first processor configured to maintain a first multicast information, the first multicast information comprising a set of entries, each entry comprising a plurality of fields; and

    a second processor-configured to maintain a second multicast information, the second multicast information comprising a set of entries, each entry comprising a plurality of fields;

    wherein the first processor is configured to;

    communicate synchronization information to the second processor for synchronizing the second multicast information to the first multicast information, the synchronization information comprising update information indicative of a change to be made to one or more fields from a first set of fields of a first entry in the second multicast information, wherein a number of fields included in the first set of fields is less than the plurality of fields.

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