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Method and apparatus for performing routing operations in a communications network

  • US 7,580,401 B2
  • Filed: 10/22/2003
  • Issued: 08/25/2009
  • Est. Priority Date: 10/22/2003
  • Status: Active Grant
First Claim
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1. A method for upgrading a communications network having a plurality of NEs which are not equipped with a routing function, comprising:

  • a) providing in the communications network a server;

    b) implementing on the server a single instance of a routing function for controlling routing functions for said plurality of NEs such that said plurality of NEs can perform routing functions without upgrading the NEs to include routing functions themselves.

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