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Label switched packet transfer

  • US 20020105922A1
  • Filed: 09/20/2001
  • Published: 08/08/2002
  • Est. Priority Date: 09/20/2000
  • Status: Active Grant
First Claim
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1. A cellular network comprising:

  • (a) a service area divided into a multitude of cells through which one or more mobile terminals can move through;

    (b) base stations capable of communicating with said mobile terminals, deployed in each of said multitude of cells for forwarding packets between said base stations and said mobile terminals;

    (c) a cellular label switched network, including a plurality of nodes, said plurality of nodes topologically connected, said plurality of nodes including at least one label switching node;

    (d) a connection between each of said base stations and at least one label switching node for forwarding packets between said base stations and said label switching nodes;

    (e) means for determining a label switched path for directing packets between a pair of locations, said locations selected from the group consisting of;

    (i) nodes; and

    (ii) base stations;

    (f) means for attaching a label to said packets, said label including;

    (i) said label switched path; and

    (ii) control information;

    (g) means for removing said label from said labeled packet;

    (h) a means for each of said nodes to interpret said label;

    (i) a means for each of said nodes to forward said label switched packet along said label switched path.

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