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Method and network for routing a communication through an alternate carrier

  • US 7,068,771 B2
  • Filed: 12/30/2003
  • Issued: 06/27/2006
  • Est. Priority Date: 07/30/1997
  • Status: Expired due to Fees
First Claim
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1. A method for improving the probability that a call based on an input number will be routed through a node to one of a plurality of interexchange carriers, the node having a predetermined sequence of preferred carriers assigned thereto, comprising:

  • recognizing the input number;

    assigning primary, alternate and secondary interexchange carriers responsive to said recognizing; and

    sequentially routing the input number from the node among primary, alternate, and secondary carriers until a connection is established.

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