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Method to sequence changes for IP network configuration

  • US 6,621,798 B1
  • Filed: 10/14/1999
  • Issued: 09/16/2003
  • Est. Priority Date: 04/21/1999
  • Status: Expired due to Term
First Claim
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1. A method for updating routers in a network, comprising the steps of:

  • employing one or more traceroute trees, where each tree has a root node, leaf nodes, and edges that connect each leaf node to the root node, through n intermediate nodes, where n is an integer ≧

    0, where the trees, collectively, cover the routers to be updated, where nodes and edges of each tree are labeled with a tree identifier, and where nodes that belong to more than one tree, when such nodes exist, are labeled with one tree identifier;

    updating said routers, starting with leaves of said trees, and proceeding towards the respective roots of the trees.

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