Methods and apparatus for protecting a communications network

Methods and apparatus for protecting a communications network

  • CN 102,388,580 A
  • Filed: 02/10/2009
  • Published: 03/21/2012
  • Est. Priority Date: 02/10/2009
  • Status: Active Application
First Claim
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1. method that trail protection is provided in the communication network with a plurality of nodes that comprise at least one access node, said method comprises:

  • Between first distribution node and said at least one access node, connection-oriented worker path is set, and business is exchanged to said worker path from upstream node at said first distribution node;

    Between second distribution node and said at least one access node, connection-oriented protection path is set;

    Connection-oriented interface path is set between said first and second distribution node;

    AndResponse detects fault in said worker path, business is exchanged to said interface path from said upstream node, and at said second distribution node business is exchanged to said protection path from said interface path.

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