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Network managing apparatus, optical add/drop multiplexer, and network managing method

  • US 20070264011A1
  • Filed: 07/19/2007
  • Published: 11/15/2007
  • Est. Priority Date: 01/25/2005
  • Status: Active Grant
First Claim
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1. A network managing apparatus connected to one of a plurality of nodes that execute optical communication on an optical ring network configured with two transmission paths including an active line and a backup line, the network managing apparatus comprising:

  • a storing unit that stores arrangement information of the nodes and operating wavelength information of optical signals transmitted by the nodes; and

    a controlling unit that updates, based on fault information received from the nodes, the operating wavelength information and distributes the updated operating wavelength information to the nodes.

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