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Method of and system for intelligent access line protect switching

  • US 5,796,718 A
  • Filed: 09/30/1996
  • Issued: 08/18/1998
  • Est. Priority Date: 09/30/1996
  • Status: Expired due to Term
First Claim
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1. In a telecommunications system including customer premises equipment, a data transport network including a network management system, and a plurality of access lines for establishing a connection between said customer premises equipment and said data transport network, a method of intelligent access line protection, said method comprising the steps of:

  • detecting a line fault on a first access line at said customer premises equipment;

    sending a query to said network management system to determine the origin of said line fault;

    receiving a response to said query from said network management system;

    whenever said response from said network management system indicates said line fault originated in said data transport network, maintaining a connection between said customer premises equipment and said data transport network through said first access line; and

    ,whenever said response from said network management system indicates said line fault originated in said first access line, switching at least some of the traffic on said first access line to a second access line.

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