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Enabling virtual private local area network services

  • US 20080159301A1
  • Filed: 12/29/2006
  • Published: 07/03/2008
  • Est. Priority Date: 12/29/2006
  • Status: Abandoned Application
First Claim
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1. A method of interconnecting a plurality of local area networks that are each communicatively coupled to one of a plurality of provider edge nodes, the method comprising:

  • forming a plurality of tunnels to communicatively connect each of the plurality of provider edge nodes with each of the other nodes in the plurality of provider edge nodes;

    grouping at least one first plurality of provider nodes to form at least one first island, the first plurality of provider nodes comprising at least one of said plurality of provider edge nodes and at least one of the plurality of provider nodes being configured to function as a first island edge node;

    grouping at least one second plurality of provider nodes to form at least one second island, the second plurality of provider nodes comprising at least one of said plurality of provider edge nodes and at least one of the plurality of provider nodes configured to function as a second island edge node, the second plurality of provider nodes differing from the first plurality of provider nodes;

    forming at least one inter-island tunnel to communicatively connect each first island edge node with each second island edge node, said at least one inter-island tunnel comprising tunnels that communicatively connect provider edge nodes associated with the first and second islands.

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