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Point-to-multipoint virtual circuits for metropolitan area networks

  • US 20020038253A1
  • Filed: 03/01/2001
  • Published: 03/28/2002
  • Est. Priority Date: 03/02/2000
  • Status: Abandoned Application
First Claim
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1. A method of providing a point to multipoint communication channel in a metropolitan area network among a plurality of demarcation points having unique addresses, comprising:

  • identifying a particular demarcation point in the network as a root of the channel, and a plurality of client demarcation points in the network as leaves of the channel; and

    configuring switches in the network so that client demarcation points can only exchange packets on the network with the particular demarcation point, and not with other client demarcation points; and

    so that the particular demarcation point can exchange packets on the network with the plurality of client demarcation points.

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